PlainPatent

Patent Technology Classes

Browse US patents by Cooperative Patent Classification (CPC) technology area, built from official USPTO data via PatentsView. See our methodology.

670 CPC subclasses · Page 1 of 14

Most Active Technology Classes

G06F
ELECTRIC DIGITAL DATA PROCESSING
580,551 patents
H04L
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
373,517 patents
H04W
WIRELESS COMMUNICATION NETWORKS
236,882 patents
H04N
PICTORIAL COMMUNICATION, e.g. TELEVISION
191,323 patents
H01L
SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
165,178 patents
A61B
DIAGNOSIS; SURGERY; IDENTIFICATION
162,009 patents
A61K
PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
151,067 patents
G06Q
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
144,635 patents
G06T
IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
131,672 patents
A61P
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
125,535 patents
Y02E
REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
125,003 patents
G01N
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
115,972 patents
G02B
OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
115,576 patents
H04B
TRANSMISSION
101,407 patents
Y10T
TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
97,850 patents
H10D
INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
96,746 patents
G06V
IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
95,291 patents
G06N
COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
88,089 patents
Y02T
CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
81,138 patents
C12N
MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
68,530 patents

Technology Subclasses · Page 1 (1–50 of 670)

Code Technology Area Class Patents
G06F ELECTRIC DIGITAL DATA PROCESSING G06 580,551
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION H04 373,517
H04W WIRELESS COMMUNICATION NETWORKS H04 236,882
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION H04 191,323
H01L SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10 H01 165,178
A61B DIAGNOSIS; SURGERY; IDENTIFICATION A61 162,009
A61K PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES A61 151,067
G06Q 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 G06 144,635
G06T IMAGE DATA PROCESSING OR GENERATION, IN GENERAL G06 131,672
A61P SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS A61 125,535
Y02E REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION Y02 125,003
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES G01 115,972
G02B OPTICAL ELEMENTS, SYSTEMS OR APPARATUS G02 115,576
H04B TRANSMISSION H04 101,407
Y10T TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION Y10 97,850
H10D INORGANIC ELECTRIC SEMICONDUCTOR DEVICES H10 96,746
G06V IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING G06 95,291
G06N COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS G06 88,089
Y02T CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION Y02 81,138
C12N MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA C12 68,530
Y02P CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS Y02 65,929
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY H01 63,620
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION G09 62,527
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS H05 62,449
C07K PEPTIDES C07 58,046
A61M 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 A61 57,639
C07D HETEROCYCLIC COMPOUNDS C07 54,914
G11C STATIC STORES G11 53,783
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES G01 53,716
B29C 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 B29 53,431
G02F 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 G02 52,876
G01S 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 G01 52,756
A61F 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; FIRS A61 50,959
H10K ORGANIC ELECTRIC SOLID-STATE DEVICES H10 50,923
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY H02 49,883
H04M TELEPHONIC COMMUNICATION H04 49,631
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS G05 46,942
Y02D CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE Y02 45,676
B01D SEPARATION B01 43,096
B60R VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR B60 42,931
G16H HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA G16 42,899
E21B EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS E21 39,943
B60W 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 B60 39,530
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM B32 39,314
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES G05 37,264
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS C08 36,183
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS B01 35,809
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS H01 35,523
G10L SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING G10 35,471
Y02B CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS Y02 34,811

CPC (Cooperative Patent Classification) data from USPTO PatentsView. Patents granted 2015–2025.