| Rank | Class | Patents | Class Description |
| 1 | D 29 | | Class ID not recognized. |
| 2 | A43B | | CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR... |
| 3 | A63B | | APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BAL... |
| 4 | A43C | | FASTENINGS OR ATTACHMENTS FOR FOOTWEAR; LACES IN GENERAL... |
| 5 | A41D | | OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES (eye or ear protectors A61F 9/00, A6... |
| 6 | D04B | | KNITTING... |
| 7 | B29C | | SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHE... |
| 8 | G06F | | ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computation... |
| 9 | A43D | | MACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR (s... |
| 10 | B32B | | LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CEL... |
| 11 | A61B | | DIAGNOSIS; SURGERY; IDENTIFICATION (analysing biological material G01N, e.g. G01... |
| 12 | G06Q | | DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMER... |
| 13 | D 27 | | Class ID not recognized. |
| 14 | A63F | | CARD, BOARD OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; V... |
| 15 | B29D | | PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STAT... |
| 16 | A41C | | CORSETS; BRASSIÈRES... |
| 17 | D144 | | Class ID not recognized. |
| 18 | D 28 | | Class ID not recognized. |
| 19 | C08J | | WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUB... |
| 20 | B41J | | TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE T... |
| 21 | G08B | | SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS... |
| 22 | A45F | | TRAVELLING OR CAMP EQUIPMENT; SACKS OR PACKS CARRIED ON THE BODY [2006.01]... |
| 23 | G16H | | HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPEC... |
| 24 | A41B | | SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS... |
| 25 | A44B | | BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE (fastenings specially adapt... |
| 26 | A41F | | GARMENT FASTENINGS; SUSPENDERS... |
| 27 | G02C | | SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPEC... |
| 28 | G02B | | OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS (G02F takes precedence; optical elements... |
| 29 | G09B | | EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATI... |
| 30 | C08L | | COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable mo... |
| 31 | G06T | | IMAGE DATA PROCESSING OR GENERATION, IN GENERAL [2006.01]... |
| 32 | G01L | | MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, ... |
| 33 | B25J | | MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES (robotic devices for i... |
| 34 | G06K | | RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARR... |
| 35 | D10 | | INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES... |
| 36 | A61F | | FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO... |
| 37 | D06P | | DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTA... |
| 38 | H01L | | SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR (... |
| 39 | B65D | | CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS... |
| 40 | B41F | | PRINTING MACHINES OR PRESSES (manifolding devices or office printing machines B4... |
| 41 | D04H | | MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL (weaving D03; k... |
| 42 | D05B | | SEWING (appliances for the tailoring trade A41H; sewing tables A47B 29/00; sewin... |
| 43 | G01C | | MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTR... |
| 44 | G01P | | MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION OR SHOCK; INDICATI... |
| 45 | B05D | | PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL... |
| 46 | H02J | | CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SY... |
| 47 | H04B | | TRANSMISSION [4]... |
| 48 | H05B | | ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR... |
| 49 | A42B | | HATS; HEAD COVERINGS (headbands, head-scarves A41D 20/00, A41D 23/00)... |
| 50 | G08G | | TRAFFIC CONTROL SYSTEMS (guiding railway traffic, ensuring the safety of railway... |
| 51 | G09G | | ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO... |
| 52 | H04L | | TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangement... |
| 53 | G04B | | MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN ... |
| 54 | D03D | | WOVEN FABRICS; METHODS OF WEAVING; LOOMS... |
| 55 | A44C | | JEWELLERY; BRACELETS; OTHER PERSONAL ADORNMENTS; COINS... |
| 56 | A45C | | PURSES; LUGGAGE; HAND CARRIED BAGS... |
| 57 | D 26 | | Class ID not recognized. |
| 58 | G01N | | INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL P... |
| 59 | G05B | | CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; M... |
| 60 | H04N | | PICTORIAL COMMUNICATION, e.g. TELEVISION [4]... |
| 61 | G04G | | ELECTRONIC TIME-PIECES [3]... |
| 62 | G06N | | COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS [7]... |
| 63 | G04F | | TIME-INTERVAL MEASURING (measuring pulse characteristics G01R, e.g. G01R 29/02; ... |
| 64 | H04W | | WIRELESS COMMUNICATION NETWORKS [2009.01]... |
| 65 | B05C | | APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL... |
| 66 | B65H | | HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES... |
| 67 | F16F | | SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION... |
| 68 | G01D | | MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASUR... |
| 69 | G06V | | IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING... |
| 70 | B65G | | TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEY... |
| 71 | B05B | | SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES (spray-mixers with nozzles B01F... |
| 72 | B25B | | TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DI... |
| 73 | D04C | | BRAIDING OR MANUFACTURE OF LACE, INCLUDING BOBBIN-NET OR CARBONISED LACE; BRAIDI... |
| 74 | H04Q | | SELECTING (switches, relays, selectors H01H; wireless communication networks H04... |
| 75 | D05C | | EMBROIDERING (programme-controlled sewing machines with embroidering capability ... |
| 76 | D 32 | | Class ID not recognized. |
| 77 | A63C | | SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE (wate... |
| 78 | B23K | | SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; ... |
| 79 | H04M | | TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telepho... |
| 80 | F16G | | BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTIN... |
| 81 | B44C | | PRODUCING DECORATIVE EFFECTS (processes for applying liquids or other fluent mat... |
| 82 | A47C | | CHAIRS (seats specially adapted for vehicles B60N 2/00); SOFAS; BEDS (upholstery... |
| 83 | G08C | | TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS (fluid pres... |
| 84 | B33Y | | ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ... |
| 85 | D 5 | | Class ID not recognized. |
| 86 | H02N | | ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR... |
| 87 | B41M | | PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING (correctio... |
| 88 | D217 | | Class ID not recognized. |
| 89 | B01D | | SEPARATION (separating solids from solids by wet methods B03B, B03D, by pneumati... |
| 90 | D291 | | Class ID not recognized. |
| 91 | G01B | | MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEAS... |
| 92 | B65B | | MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIA... |
| 93 | D20 | | Class ID not recognized. |
| 94 | D163 | | Class ID not recognized. |
| 95 | H05K | | PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUF... |
| 96 | F21V | | FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURA... |
| 97 | H01R | | ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF M... |
| 98 | C09J | | ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PRO... |
| 99 | B24B | | MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING (by electro-erosion B2... |
| 100 | B21D | | WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ES... |
