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cpc_class
stringlengths
4
4
section
stringclasses
9 values
section_title
stringclasses
9 values
cpc_title
stringlengths
6
438
cpc_title_short
stringlengths
4
72
publications
int64
1
3.37M
granted
int64
0
1.14M
grant_share
float64
0
0.82
avg_citations
float64
0
26
pub_2015
int64
0
137k
pub_2020
int64
0
234k
pub_2024
int64
0
344k
pub_2025
int64
0
311k
cagr_2015_2025
float64
-1
0.48
⌀
cagr_2020_2025
float64
-1
0.67
⌀
share_2025
float64
0
0.07
share_change_pp_2020_2025
float64
-0.46
1.25
cn_share_2025
float64
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1
⌀
G06F
G
Physics
Electric digital data processing
Electric digital data processing
3,373,490
1,141,512
0.338377
10.224517
136,608
233,682
343,759
310,575
0.085598
0.058542
0.070659
1.199816
0.643941
A61K
A
Human necessities
Preparations for medical, dental or toiletry purposes
Preparations for medical, dental or toiletry purposes
1,853,873
457,157
0.246596
8.972427
86,305
117,910
116,026
110,088
0.024638
-0.013635
0.025046
-0.455255
0.296572
H04L
H
Electricity
Transmission of digital information, e.g. telegraphic communication
Transmission of digital information, e.g. telegraphic communication
1,758,211
637,461
0.362562
10.460722
75,520
120,240
130,620
114,932
0.042889
-0.008989
0.026148
-0.403539
0.446072
H04W
H
Electricity
Wireless communication networks
Wireless communication networks
1,352,585
438,113
0.323908
7.420163
66,322
92,183
114,766
114,776
0.056378
0.044817
0.026113
0.297217
0.303478
G01N
G
Physics
Investigating or analysing materials by determining their chemical or physical properties
Investigating or analysing materials by determining their chemical or…
1,222,457
376,672
0.308127
7.571416
39,309
88,601
119,398
105,814
0.104092
0.036146
0.024074
0.183241
0.634302
A61B
A
Human necessities
Diagnosis; surgery; identification
Diagnosis
1,221,480
393,866
0.32245
25.956746
55,173
81,841
92,763
87,336
0.047
0.013082
0.01987
-0.067455
0.347405
G06Q
G
Physics
Information and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes; systems or methods specially adapted for administrative, commercial, financial, managerial or supervisory purposes, not otherwise provided for
Information and communication technology [ict] specially adapted for…
1,173,806
305,900
0.260605
10.985403
40,884
86,898
120,987
105,204
0.099127
0.038974
0.023935
0.212113
0.597867
H04N
H
Electricity
Pictorial communication, e.g. television
Pictorial communication, e.g. television
1,148,004
407,506
0.354969
8.787633
53,158
71,310
74,368
68,542
0.025744
-0.007887
0.015594
-0.230679
0.341863
Y02E
Y
Emerging cross-sectional technologies (tagging)
Reduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution
Reduction of greenhouse gas [ghg] emissions, related to energy…
997,815
695,125
0.696647
1.43951
36,207
42,562
78,740
95,931
0.102343
0.176488
0.021825
1.114095
0.827511
C07D
C
Chemistry; metallurgy
Heterocyclic compounds
Heterocyclic compounds
919,435
262,955
0.285996
6.728345
46,312
46,255
45,930
42,479
-0.008602
-0.016888
0.009664
-0.194689
0.325337
H01M
H
Electricity
Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
Processes or means, e.g. batteries, for the direct conversion of…
866,129
259,609
0.299735
5.133377
33,977
52,564
98,844
108,868
0.123496
0.156758
0.024768
1.157346
0.373021
Y02P
Y
Emerging cross-sectional technologies (tagging)
Climate change mitigation technologies in the production or processing of goods
Climate change mitigation technologies in the production or processing…
780,530
595,406
0.762823
1.288674
25,149
21,809
72,515
79,076
0.121379
0.293844
0.01799
1.251584
0.968385
G02B
G
Physics
Optical elements, systems or apparatus
Optical elements, systems or apparatus
663,748
235,369
0.354606
8.028677
31,956
42,591
44,957
41,095
0.025472
-0.007126
0.009349
-0.1342
0.37041
G06T
G
Physics
Image data processing or generation, in general
Image data processing or generation, in general
640,928
218,769
0.341332
7.800091
17,772
47,507
81,797
80,338
0.162836
0.110792
0.018278
0.635208
0.613881
C07K
C
Chemistry; metallurgy
Peptides
Peptides
583,863
160,001
0.274039
12.239745
23,789
36,218
42,701
40,006
0.053355
0.020094
0.009102
0.001004
0.309754
C12N
C
Chemistry; metallurgy
Microorganisms or enzymes; compositions thereof; propagating, preserving, or maintaining microorganisms; mutation or genetic engineering; culture media
Microorganisms or enzymes
570,393
161,529
0.283189
11.63908
22,564
35,728
51,127
47,328
0.076887
0.057845
0.010768
0.179886
0.446733
Y02A
Y
Emerging cross-sectional technologies (tagging)
Technologies for adaptation to climate change
Technologies for adaptation to climate change
537,612
434,704
0.808583
1.032265
13,821
21,098
49,637
50,108
0.137462
0.188867
0.0114
0.610385
0.971362
H10W
H
Electricity
Generic packages, interconnections, connectors or other constructional details of devices covered by class h10
Generic packages, interconnections, connectors or other constructional…
526,118
198,349
0.377005
7.714032
22,933
26,335
39,447
39,079
0.054747
0.082136
0.008891
0.228003
0.254024
B01D
B
Performing operations; transporting
Separation
Separation
492,076
148,161
0.301094
6.058119
17,935
34,651
40,160
35,382
0.070306
0.004184
0.00805
-0.06486
0.606834
A61M
A
Human necessities
Devices for introducing media into, or onto, the body; devices for transducing body media or for taking media from the body; devices for producing or ending sleep or stupor
Devices for introducing media into, or onto, the body
483,539
153,350
0.317141
13.907079
22,301
32,302
34,764
33,083
0.040227
0.00479
0.007527
-0.058199
0.290905
B29C
B
Performing operations; transporting
Shaping or joining of plastics; shaping of material in a plastic state, not otherwise provided for; after-treatment of the shaped products, e.g. repairing
Shaping or joining of plastics
477,284
157,657
0.330321
5.437982
20,416
34,351
36,051
31,128
0.043081
-0.019512
0.007082
-0.154112
0.543626
H10P
H
Electricity
Generic processes or apparatus for the manufacture or treatment of devices covered by class h10
Generic processes or apparatus for the manufacture or treatment of…
476,778
183,433
0.384735
10.46077
20,602
24,548
35,794
34,674
0.053439
0.071513
0.007889
0.172644
0.286007
G01R
G
Physics
Measuring electric variables; measuring magnetic variables
Measuring electric variables
467,197
160,757
0.344088
6.733872
14,194
32,322
50,698
47,805
0.129112
0.081422
0.010876
0.276238
0.632842
H04B
H
Electricity
Transmission
Transmission
457,729
167,404
0.365727
8.309832
19,325
27,596
32,956
30,510
0.046724
0.02028
0.006941
0.001397
0.396395
A61F
A
Human necessities
Filters implantable into blood vessels; prostheses; devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents; orthopaedic, nursing or contraceptive devices; fomentation; treatment or protection of eyes or ears; bandages, dressings or absorbent pads; first-aid kits
Filters implantable into blood vessels
454,069
152,933
0.336806
18.897055
21,502
27,444
26,433
24,630
0.013675
-0.021404
0.005604
-0.128563
0.24324
B65D
B
Performing operations; transporting
Containers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers; accessories, closures, or fittings therefor; packaging elements; packages
Containers for storage or transport of articles or materials, e.g.…
406,540
124,809
0.307003
6.606479
18,744
24,422
22,345
18,918
0.000924
-0.049792
0.004304
-0.182656
0.302939
H02J
H
Electricity
Electric power networks; circuit arrangements or systems for supplying or distributing electric power; systems for storing electric energy
Electric power networks
391,878
117,512
0.299869
6.885896
14,598
26,070
48,489
44,847
0.118778
0.114599
0.010203
0.365882
0.649609
H10D
H
Electricity
Inorganic electric semiconductor devices
Inorganic electric semiconductor devices
390,481
152,976
0.391763
8.770747
21,970
20,272
27,333
22,017
0.000214
0.016652
0.005009
-0.007975
0.289504
G06V
G
Physics
Image or video recognition or understanding
Image or video recognition or understanding
374,027
111,588
0.298342
6.810524
6,719
30,878
66,035
64,129
0.253069
0.157394
0.01459
0.683871
0.717881
H05K
H
Electricity
Printed circuits; casings or constructional details of electric apparatus; manufacture of assemblages of electrical components
Printed circuits
357,205
123,470
0.345656
6.28314
14,496
22,179
28,462
26,086
0.060513
0.032983
0.005935
0.036728
0.450203
E21B
E
Fixed constructions
Earth or rock drilling; obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
Earth or rock drilling
355,556
111,888
0.314685
9.055898
19,697
23,912
25,449
22,318
0.012571
-0.013703
0.005078
-0.0925
0.526033
C07C
C
Chemistry; metallurgy
Acyclic or carbocyclic compounds
Acyclic or carbocyclic compounds
355,270
115,337
0.324646
5.553328
18,219
19,588
20,232
17,240
-0.005508
-0.025214
0.003922
-0.099486
0.480742
B01J
B
Performing operations; transporting
Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
Chemical or physical processes, e.g. catalysis or colloid chemistry
351,314
110,666
0.315006
6.234693
12,857
26,447
28,609
24,531
0.066737
-0.014928
0.005581
-0.105788
0.63487
H01R
H
Electricity
Electrically-conductive connections; structural associations of a plurality of mutually-insulated electrical connecting elements; coupling devices; current collectors
Electrically-conductive connections
345,055
127,228
0.368718
6.321044
17,000
21,335
23,366
20,123
0.017008
-0.011629
0.004578
-0.077749
0.437807
Y02W
Y
Emerging cross-sectional technologies (tagging)
Climate change mitigation technologies related to wastewater treatment or waste management
Climate change mitigation technologies related to wastewater treatment…
344,582
282,608
0.820147
0.897296
8,980
10,870
37,148
33,537
0.14084
0.252734
0.00763
0.49013
0.946298
G01S
G
Physics
Radio direction-finding; radio navigation; determining distance or velocity by use of radio waves; locating or presence-detecting by use of the reflection or reradiation of radio waves; analogous arrangements using other waves
Radio direction-finding
325,384
109,605
0.336848
7.439115
11,155
24,905
34,166
30,902
0.107265
0.044095
0.00703
0.077866
0.546825
B23K
B
Performing operations; transporting
Soldering or unsoldering; welding; cladding or plating by soldering or welding; cutting by applying heat locally, e.g. flame cutting; working by laser beam
Soldering or unsoldering
323,910
103,007
0.318011
5.676253
14,940
23,154
33,203
30,405
0.073642
0.056
0.006917
0.110514
0.710377
C02F
C
Chemistry; metallurgy
Treatment of water, waste water, sewage, or sludge
Treatment of water, waste water, sewage, or sludge
308,252
84,172
0.273062
5.182461
10,092
25,748
27,573
24,759
0.093895
-0.007803
0.005633
-0.083054
0.756775
C12Q
C
Chemistry; metallurgy
Measuring or testing processes involving enzymes, nucleic acids or microorganisms; compositions or test papers therefor; processes of preparing such compositions; condition-responsive control in microbiological or enzymological processes
Measuring or testing processes involving enzymes, nucleic acids or…
301,649
85,751
0.284274
12.050353
13,897
19,926
23,377
20,518
0.039732
0.005873
0.004668
-0.033393
0.493372
H02K
H
Electricity
Dynamo-electric machines
Dynamo-electric machines
301,443
94,853
0.314663
5.164947
12,255
22,110
25,041
23,086
0.065378
0.008677
0.005252
-0.029793
0.447024
G02F
G
Physics
Optical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein; non-linear optics; frequency-changing of light; optical logic elements; optical analogue/digital converters
Optical devices or arrangements for the control of light by…
297,401
114,386
0.384619
6.646545
14,309
16,454
14,366
12,580
-0.012795
-0.052276
0.002862
-0.126833
0.354849
B60R
B
Performing operations; transporting
Vehicles, vehicle fittings, or vehicle parts, not otherwise provided for
Vehicles, vehicle fittings, or vehicle parts, not otherwise provided for
293,823
105,139
0.357831
6.870306
13,846
17,760
17,609
15,860
0.013673
-0.022376
0.003608
-0.084994
0.330769
C08L
C
Chemistry; metallurgy
Compositions of macromolecular compounds
Compositions of macromolecular compounds
292,398
84,368
0.288538
5.061922
14,482
19,278
19,168
18,104
0.022574
-0.012488
0.004119
-0.072047
0.477629
B65G
B
Performing operations; transporting
Transport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors
Transport or storage devices, e.g. conveyors for loading or…
285,572
89,276
0.312622
5.56904
8,058
23,275
31,588
28,072
0.132934
0.03819
0.006387
0.054398
0.691116
G09G
G
Physics
Arrangements or circuits for control of indicating devices using static means to present variable information
Arrangements or circuits for control of indicating devices using static…
284,783
109,506
0.384524
7.300032
11,644
16,780
18,883
18,584
0.047861
0.020633
0.004228
0.00158
0.369404
G05B
G
Physics
Control or regulating systems in general; functional elements of such systems; monitoring or testing arrangements for such systems or elements
Control or regulating systems in general
281,514
87,184
0.309697
7.245309
12,076
21,870
29,078
27,550
0.085975
0.04726
0.006268
0.077792
0.681742
Y02T
Y
Emerging cross-sectional technologies (tagging)
Climate change mitigation technologies related to transportation
Climate change mitigation technologies related to transportation
269,713
176,096
0.652901
1.687104
9,244
13,988
14,326
21,767
0.089416
0.092468
0.004952
0.144082
0.907612
C08G
C
Chemistry; metallurgy
Macromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds
Macromolecular compounds obtained otherwise than by reactions only…
265,706
88,817
0.334268
5.334599
11,335
17,329
17,869
15,855
0.034128
-0.017622
0.003607
-0.074289
0.491643
C09D
C
Chemistry; metallurgy
Coating compositions, e.g. paints, varnishes or lacquers; filling pastes; chemical paint or ink removers; inks; correcting fluids; woodstains; pastes or solids for colouring or printing; use of materials therefor
Coating compositions, e.g. paints, varnishes or lacquers
264,394
78,785
0.297983
5.22898
14,411
18,708
17,374
16,090
0.011082
-0.029701
0.003661
-0.103559
0.500186
C04B
C
Chemistry; metallurgy
Lime, magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
Lime, magnesia
259,184
79,610
0.307156
5.114614
6,345
19,287
19,392
17,903
0.109301
-0.014782
0.004073
-0.076846
0.695917
B32B
B
Performing operations; transporting
Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form
Layered products, i.e. products built-up of strata of flat or non-flat…
258,652
80,854
0.312598
5.682365
13,292
17,437
14,670
12,788
-0.003858
-0.060133
0.002909
-0.146777
0.367219
C23C
C
Chemistry; metallurgy
Coating metallic material; coating material with metallic material; surface treatment of metallic material by diffusion into the surface, by chemical conversion or substitution; coating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general
Coating metallic material
258,403
84,781
0.328096
8.068436
11,580
16,455
17,272
16,457
0.035772
0.000024
0.003744
-0.038653
0.507687
B62D
B
Performing operations; transporting
Motor vehicles; trailers
Motor vehicles
247,426
88,464
0.357537
5.701236
10,788
16,380
16,802
15,736
0.038473
-0.00799
0.00358
-0.053174
0.386566
G11C
G
Physics
Static stores
Static stores
243,938
104,554
0.428609
9.17106
10,435
12,352
13,027
12,099
0.014906
-0.00413
0.002753
-0.034805
0.309282
F24F
F
Mechanical engineering; lighting; heating; weapons; blasting
Air-conditioning; air-humidification; ventilation; use of air currents for screening
Air-conditioning
239,458
75,313
0.314514
5.976088
9,876
21,288
20,683
18,598
0.065341
-0.026656
0.004231
-0.111264
0.610442
A23L
A
Human necessities
Foods, foodstuffs or non-alcoholic beverages, not otherwise provided for; preparation or treatment thereof
Foods, foodstuffs or non-alcoholic beverages, not otherwise provided for
237,020
54,380
0.229432
4.426048
13,589
17,404
15,606
14,371
0.005611
-0.037573
0.00327
-0.109934
0.404843
F16H
F
Mechanical engineering; lighting; heating; weapons; blasting
Gearing
Gearing
236,833
85,323
0.360267
5.436177
13,348
14,193
12,101
10,200
-0.026539
-0.063937
0.002321
-0.124223
0.438824
Y02B
Y
Emerging cross-sectional technologies (tagging)
Climate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications
Climate change mitigation technologies related to buildings, e.g.…
236,272
186,056
0.787465
1.05131
10,501
12,298
10,692
11,606
0.010055
-0.011516
0.00264
-0.044666
0.899535
H04M
H
Electricity
Telephonic communication
Telephonic communication
226,419
83,979
0.370901
9.954204
8,686
12,349
7,800
6,456
-0.029234
-0.121653
0.001469
-0.163113
0.363848
C09K
C
Chemistry; metallurgy
Materials for miscellaneous applications, not provided for elsewhere
Materials for miscellaneous applications, not provided for elsewhere
224,356
73,027
0.325496
7.151696
11,286
15,440
13,296
11,877
0.005117
-0.051119
0.002702
-0.117373
0.463417
B41J
B
Performing operations; transporting
Typewriters; selective printing mechanisms, i.e. mechanisms printing otherwise than from a forme; correction of typographical errors
Typewriters
224,163
94,827
0.423027
6.992755
10,508
12,666
10,396
9,569
-0.009317
-0.054535
0.002177
-0.100247
0.286446
H02M
H
Electricity
Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems; conversion of dc or ac input power into surge output power; control or regulation thereof
Apparatus for conversion between ac and ac, between ac and dc, or…
223,574
78,500
0.351114
5.971871
10,767
15,478
18,451
17,148
0.04764
0.020704
0.003901
0.001593
0.505657
G06N
G
Physics
Computing arrangements based on specific computational models
Computing arrangements based on specific computational models
218,799
60,706
0.277451
7.696667
2,752
18,834
34,429
36,600
0.295338
0.142109
0.008327
0.359899
0.458415
G03F
G
Physics
Photomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices; materials therefor; originals therefor; apparatus specially adapted therefor
Photomechanical production of textured or patterned surfaces, e.g. for…
217,552
81,121
0.372881
6.86087
9,263
11,079
13,523
13,853
0.041068
0.045704
0.003152
0.037056
0.26608
H05B
H
Electricity
Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
Electric heating
214,250
74,973
0.349932
6.398352
10,602
11,326
11,857
11,051
0.004156
-0.004904
0.002514
-0.032893
0.397068
A61L
A
Human necessities
Methods or apparatus for sterilising materials or objects in general; disinfection, sterilisation or deodorisation of air; chemical aspects of bandages, dressings, absorbent pads or surgical articles; materials for bandages, dressings, absorbent pads or surgical articles
Methods or apparatus for sterilising materials or objects in general
213,649
64,829
0.303437
9.000674
8,436
13,424
12,954
11,971
0.035618
-0.022651
0.002724
-0.064627
0.426865
A01G
A
Human necessities
Horticulture; cultivation of vegetables, flowers, rice, fruit, vines, hops or seaweed; forestry; watering
Horticulture
212,040
52,710
0.248585
5.401561
11,526
18,550
15,256
12,964
0.011826
-0.069151
0.002949
-0.170712
0.614162
H10F
H
Electricity
Inorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
Inorganic semiconductor devices sensitive to infrared radiation, light…
211,889
68,553
0.323533
6.295768
12,475
10,492
14,954
10,841
-0.013941
0.006566
0.002466
-0.016735
0.373121
A01N
A
Human necessities
Preservation of bodies of humans or animals or plants or parts thereof; biocides, e.g. as disinfectants, as pesticides or as herbicides; pest repellants or attractants; plant growth regulators
Preservation of bodies of humans or animals or plants or parts thereof
211,204
50,580
0.239484
5.79837
10,642
12,934
11,152
9,935
-0.006851
-0.051392
0.00226
-0.098648
0.376246
A01K
A
Human necessities
Animal husbandry; aviculture; apiculture; pisciculture; fishing; rearing or breeding animals, not otherwise provided for; new breeds of animals
Animal husbandry
210,403
62,521
0.297149
6.672866
9,695
15,749
14,439
13,126
0.030762
-0.035781
0.002986
-0.096714
0.440728
H01Q
H
Electricity
Antennas, i.e. radio aerials
Antennas, i.e. radio aerials
208,677
75,473
0.361674
7.962737
7,291
14,303
16,754
14,585
0.071796
0.003912
0.003318
-0.027222
0.448612
H10K
H
Electricity
Organic electric solid-state devices
Organic electric solid-state devices
206,913
66,949
0.323561
5.471734
7,849
14,241
25,457
27,843
0.134985
0.143497
0.006335
0.275966
0.339834
G01C
G
Physics
Measuring distances, levels or bearings; surveying; navigation; gyroscopic instruments; photogrammetry or videogrammetry
Measuring distances, levels or bearings
204,681
69,681
0.340437
7.44927
8,833
14,795
18,231
16,256
0.062895
0.019013
0.003698
-0.001555
0.651206
H01J
H
Electricity
Electric discharge tubes or discharge lamps
Electric discharge tubes or discharge lamps
204,536
77,261
0.377738
7.480512
8,493
9,857
12,059
12,549
0.039812
0.049477
0.002855
0.038064
0.234361
C08F
C
Chemistry; metallurgy
Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
Macromolecular compounds obtained by reactions only involving…
201,987
70,328
0.348181
5.775109
8,430
13,360
12,901
11,542
0.031918
-0.028831
0.002626
-0.072781
0.444897
G01B
G
Physics
Measuring length, thickness or similar linear dimensions; measuring angles; measuring areas; measuring irregularities of surfaces or contours
Measuring length, thickness or similar linear dimensions
199,972
68,031
0.340203
6.601829
6,504
15,269
20,135
17,135
0.101718
0.023328
0.003898
0.006544
0.70534
B60W
B
Performing operations; transporting
Conjoint control of vehicle sub-units of different type or different function; control systems specially adapted for hybrid vehicles; road vehicle drive control systems for purposes not related to the control of a particular sub-unit
Conjoint control of vehicle sub-units of different type or different…
199,237
65,792
0.33022
6.230133
7,903
15,023
22,261
20,774
0.10147
0.066971
0.004726
0.09551
0.409791
G11B
G
Physics
Information storage based on relative movement between record carrier and transducer
Information storage based on relative movement between record carrier…
198,479
85,956
0.433074
9.443987
6,397
3,348
2,634
2,365
-0.094715
-0.067156
0.000538
-0.030238
0.234249
B25J
B
Performing operations; transporting
Manipulators; chambers provided with manipulation devices
Manipulators
195,591
62,456
0.319319
6.352828
4,417
16,491
23,388
22,590
0.177278
0.064961
0.005139
0.099974
0.551704
A47J
A
Human necessities
Kitchen equipment; coffee mills; spice mills; apparatus for making beverages
Kitchen equipment
194,494
62,461
0.321146
6.072974
7,773
13,958
11,800
10,184
0.027384
-0.061101
0.002317
-0.118688
0.416339
G03G
G
Physics
Electrography; electrophotography; magnetography
Electrography
194,103
83,534
0.430359
6.75887
11,819
8,760
6,498
6,235
-0.061951
-0.065743
0.001419
-0.078047
0.181877
G01M
G
Physics
Testing static or dynamic balance of machines or structures; testing of structures or apparatus, not otherwise provided for
Testing static or dynamic balance of machines or structures
192,796
64,217
0.333083
5.601651
3,700
16,029
25,421
21,872
0.194452
0.064134
0.004976
0.095237
0.778941
A61N
A
Human necessities
Electrotherapy; magnetotherapy; radiation therapy; ultrasound therapy
Electrotherapy
190,770
62,194
0.326016
18.079483
8,415
11,812
14,278
13,680
0.049792
0.029799
0.003112
0.014719
0.268567
F16L
F
Mechanical engineering; lighting; heating; weapons; blasting
Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general
Pipes
189,456
63,286
0.334041
5.52182
10,170
11,981
11,657
10,269
0.000969
-0.030368
0.002336
-0.067126
0.428766
A63B
A
Human necessities
Apparatus for physical training, gymnastics, swimming, climbing, or fencing; ball games; training equipment
Apparatus for physical training, gymnastics, swimming, climbing, or…
188,879
64,784
0.342992
11.451612
7,381
11,819
11,009
10,609
0.036945
-0.02137
0.002414
-0.055324
0.235837
H04R
H
Electricity
Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; electric hearing aids; public address systems
Loudspeakers, microphones, gramophone pick-ups or like acoustic…
187,969
66,898
0.355899
8.404971
7,841
13,912
13,944
12,571
0.048334
-0.020068
0.00286
-0.063227
0.395354
G10L
G
Physics
Speech analysis techniques or speech synthesis; speech recognition; speech or voice processing techniques; speech or audio coding or decoding
Speech analysis techniques or speech synthesis
187,281
66,864
0.357025
12.952131
6,220
14,402
17,378
16,393
0.10176
0.026236
0.00373
0.011427
0.489538
F16K
F
Mechanical engineering; lighting; heating; weapons; blasting
Valves; taps; cocks; actuating-floats; devices for venting or aerating
Valves
185,998
62,563
0.336364
5.467758
9,712
12,808
14,097
12,620
0.026538
-0.002953
0.002871
-0.034399
0.536212
C22C
C
Chemistry; metallurgy
Alloys
Alloys
182,528
57,502
0.315031
4.510513
6,691
14,035
13,555
13,982
0.076485
-0.000756
0.003181
-0.034213
0.606065
B60L
B
Performing operations; transporting
Propulsion of electrically-propelled vehicles; supplying electric power for auxiliary equipment of electrically-propelled vehicles; electrodynamic brake systems for vehicles in general; magnetic suspension or levitation for vehicles; monitoring operating variables of electrically-propelled vehicles; electric safety dev...
Propulsion of electrically-propelled vehicles
181,257
53,091
0.292905
5.673955
6,835
13,344
22,403
20,915
0.118335
0.094043
0.004758
0.140865
0.465694
C08J
C
Chemistry; metallurgy
Working-up; general processes of compounding; after-treatment not covered by subclasses c08b, c08c, c08f, c08g or c08h
Working-up
178,399
54,591
0.306005
5.129507
5,825
13,108
15,299
13,790
0.090001
0.010196
0.003137
-0.015311
0.511313
H01H
H
Electricity
Electric switches; relays; selectors; emergency protective devices
Electric switches
177,937
66,949
0.376251
4.566043
9,831
10,538
11,711
10,589
0.007455
0.000966
0.002409
-0.023623
0.526868
C01B
C
Chemistry; metallurgy
Non-metallic elements; compounds thereof; metalloids or compounds thereof not covered by subclass c01c
Non-metallic elements
176,027
54,356
0.308794
5.264971
6,359
11,800
17,057
15,959
0.096381
0.062245
0.003631
0.06687
0.564697
G16H
G
Physics
Healthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data
Healthcare informatics, i.e. information and communication technology…
166,300
38,137
0.229327
10.920998
3,180
13,777
24,016
24,878
0.228397
0.125465
0.00566
0.220157
0.482917
B65H
B
Performing operations; transporting
Handling thin or filamentary material, e.g. sheets, webs, cables
Handling thin or filamentary material, e.g. sheets, webs, cables
165,325
57,996
0.3508
5.176834
6,359
10,936
12,833
9,880
0.045049
-0.020105
0.002248
-0.049744
0.614777
B24B
B
Performing operations; transporting
Machines, devices, or processes for grinding or polishing; dressing or conditioning of abrading surfaces; feeding of grinding, polishing, or lapping agents
Machines, devices, or processes for grinding or polishing
163,553
50,429
0.308334
5.472422
6,200
12,974
16,658
12,531
0.0729
-0.006924
0.002851
-0.040591
0.76227
A47L
A
Human necessities
Domestic washing or cleaning; suction cleaners in general
Domestic washing or cleaning
162,644
54,040
0.332259
6.689555
5,386
11,045
11,442
10,640
0.070453
-0.007444
0.002421
-0.035189
0.40968
B60K
B
Performing operations; transporting
Arrangement or mounting of propulsion units or of transmissions in vehicles; arrangement or mounting of plural diverse prime-movers in vehicles; auxiliary drives for vehicles; instrumentation or dashboards for vehicles; arrangements in connection with cooling, air intake, gas exhaust or fuel supply of propulsion units ...
Arrangement or mounting of propulsion units or of transmissions in…
160,776
53,021
0.329782
5.77144
7,092
10,550
11,453
10,578
0.040791
0.00053
0.002407
-0.024174
0.316411
B65B
B
Performing operations; transporting
Machines, apparatus or devices for, or methods of, packaging articles or materials; unpacking
Machines, apparatus or devices for, or methods of, packaging articles…
156,878
51,918
0.330945
5.735801
6,552
11,813
13,496
11,013
0.053303
-0.013927
0.002506
-0.045982
0.637065
H01F
H
Electricity
Magnets; inductances; transformers; selection of materials for their magnetic properties
Magnets
152,044
51,469
0.338514
5.771533
5,952
10,879
13,838
12,272
0.075042
0.02439
0.002792
0.006107
0.523224
End of preview. Expand in Data Studio

Patent Trends Aggregates (CPC class x office x year, 2006-2026)

Aggregate tables built by Fliar BI from worldwide patent publications in the Google Patents Public Datasets (publications of the patent offices, 2006 to April 2026). They power the Patent Trends Explorer Space. Aggregates only: no inventor names and no individual (person) assignees; only organisations are listed.

Key facts (computed from these tables)

  • 90,925,801 publications in 2006-2025 in the answering shards (6 of 7, see Coverage); yearly volume went from 2,420,022 in 2006 to 6,217,964 in 2025.
  • China's office published 61% of all 2025 publications in this corpus.
  • Most active organisations 2021-2025: SAMSUNG ELECTRONICS CO LTD (175,272), HUAWEI TECH CO LTD (156,866), QUALCOMM INC (96,071), LG ELECTRONICS INC (73,682), CANON KK (64,798).
  • Fastest-growing CPC classes 2020→2025 (min. 2,000 publications in 2020):
CPC class Title 2020 2025 CAGR
H10B Electronic memory devices 2,661 10,228 30.9%
Y02P Climate change mitigation technologies in the production or processing… 21,809 79,076 29.4%
C25B Electrolytic or electrophoretic processes for the production of… 2,876 9,489 27.0%
Y02W Climate change mitigation technologies related to wastewater treatment… 10,870 33,537 25.3%
Y02A Technologies for adaptation to climate change 21,098 50,108 18.9%

Tables

Table Rows
by_class_year_office.parquet 173,075
by_year_office.parquet 1,689
class_summary.parquet 677
cpc_classes.parquet 681
top_assignees_by_class_year.parquet 201,024
top_assignees_by_year.parquet 22,667
  • by_year_office: publication_year x publishing office (country_code, office_name): publications, granted (grant documents), sum_citations (backward citations listed), with_cpc.
  • by_class_year_office: CPC class (first 4 characters of the first CPC code) x year x office (14 largest offices + Other).
  • class_summary: one row per CPC class: title, section, publications 2006-2025, grant_share (= granted publications / publications), avg_citations (backward citations per publication), publications in 2015/2020/2024/2025, CAGR 2015-2025 and 2020-2025, share of 2025 publications, share change 2020-2025 in percentage points, China's share of the class in 2025.
  • cpc_classes: CPC class titles from the official CPC scheme (version 2026.08), shortened (references in brackets removed).
  • top_assignees_by_year: organisations that reach the top 500 by publications in any year, with yearly publications, granted and citations, and the organisation's most frequent assignee country.
  • top_assignees_by_class_year: per CPC class, the top 25 organisations in 2006-2025 and in 2021-2025, by year.

Method

  • A publication is one published document (an application and its later grant are two publications); counts are not patent families.
  • granted counts grant documents (kind codes B/C/U/S etc. as flagged in the source). grant_share is a publication-level mix measure, not an approval rate.
  • sum_citations sums the references each publication cites (backward citations), so avg_citations = references per publication.
  • CPC class = first four characters of the first-listed CPC code; publications without a CPC code (mostly designs and some offices) are excluded from class tables but counted in by_year_office.
  • A publication with several assignees counts once for each organisation. Assignee names are the harmonised names in the source (upper case, abbreviated).
  • Individuals removed: names without an organisation signal (legal form such as CO/LTD/INC/GMBH/KK, or words such as UNIV, INST, TECH, ELECTRIC) and with more than one word are treated as persons and dropped (75,972 names); this is conservative and also drops a few small organisations.

Coverage

  • Database shards answering at build time: 6 of 7 (missing: 2 (192.168.50.6)); 92,593,512 of 108,034,545 publications (85.7%). Rows were spread round-robin across shards, so shares, rates and averages are unbiased, while absolute counts are about 86% of the true totals.
  • CPC codes are the current classification of each publication, so a class created recently (for example H10B, H10K and H10N in 2023) includes older publications re-classified into it; growth rates of such classes also reflect the shift from the codes they replaced.
  • Some offices are incomplete in the public source for 2025 (fewer than a quarter of their 2022-2024 average): BR, PH, RO, RU, UY. Treat their 2025 drop as a source gap, not a real decline.
  • Full years 2006-2025; 2026 is partial (publications up to 2026-04-21). Patents publish about 18 months after filing, so publication years lag invention years.

Licence and attribution

CC BY-NC 4.0, attribution "Fliar BI" (fliarbi.com). Source data: Google Patents Public Datasets (CC BY 4.0), built from the publications of the national and regional patent offices; CPC titles from the Cooperative Patent Classification scheme (EPO/USPTO). More datasets: fliarbi.com/datasets · GitHub index · contact b2b@fliarbi.com.

Load

from datasets import load_dataset
classes = load_dataset("fliarbi/patent-trends-aggregates", "class_summary", split="train").to_pandas()
by_year = load_dataset("fliarbi/patent-trends-aggregates", "by_class_year_office", split="train").to_pandas()

Interactive explorer: https://huggingface.co/spaces/fliarbi/patent-trends-explorer

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