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 14 of 14
Technology Subclasses · Page 14 (651–670 of 670)
| Code | Technology Area | Class | Patents |
|---|---|---|---|
| G10B | Organs, Harmoniums OR Similar Wind Musical Instruments With Associated Blowing Apparatus | G10 | 27 |
| C12J | VINEGAR; Preparation OR Purification Thereof | C12 | 24 |
| D04G | Making Nets BY Knotting OF Filamentary MATERIAL; Making Knotted Carpets OR TAPESTRIES; Knotting NOT Otherwise Provided FOR | D04 | 19 |
| B41D | Apparatus FOR THE Mechanical Reproduction OF Printing Surfaces FOR Stereotype PRINTING; Shaping Elastic OR Deformable Material TO Form Printing Surfaces | B41 | 18 |
| C09H | Preparation OF Glue OR Gelatine | C09 | 18 |
| C12L | Pitching OR Depitching MACHINES; Cellar Tools | C12 | 14 |
| C10F | Drying OR Working-up OF Peat | C10 | 12 |
| D06J | Pleating, Kilting OR Goffering Textile Fabrics OR Wearing Apparel | D06 | 11 |
| D06G | Mechanical OR Pressure Cleaning OF Carpets, Rugs, Sacks, Hides, OR Other Skin OR Textile Articles OR FABRICS; Turning Inside-out Flexible Tubular OR Other Hollow Articles | D06 | 11 |
| E02C | Ship-lifting Devices OR Mechanisms | E02 | 11 |
| H04T | Indexing Scheme Relating TO Standards FOR Electric Communication Technique | H04 | 10 |
| H99Z | Subject Matter NOT Otherwise Provided FOR IN This Section | H99 | 9 |
| G09D | Railway OR Like Time OR Fare TABLES; Perpetual Calendars | G09 | 9 |
| G06D | Digital Fluid-pressure Computing Devices | G06 | 9 |
| B41G | Apparatus FOR Bronze Printing, Line Printing, OR FOR Bordering OR Edging Sheets OR Like ARTICLES; Auxiliary FOR Perforating IN Conjunction With Printing | B41 | 7 |
| C10H | Production OF Acetylene BY WET Methods | C10 | 6 |
| B68F | Making Articles From Leather, Canvas, OR THE Like | B68 | 6 |
| B41B | Machines OR Accessories FOR Making, Setting, OR Distributing TYPE; TYPE; Photographic OR Photoelectric Composing Devices | B41 | 5 |
| G21J | Nuclear EXPLOSIVES; Applications Thereof | G21 | 5 |
| F17B | Gas-holders OF Variable Capacity | F17 | 5 |
CPC (Cooperative Patent Classification) data from USPTO PatentsView. Patents granted 2015–2025.