CPC Main Group
A62C 13/00 Portable extinguishers which are permanently pressurised or pressurised immediately before use (A62C11/00 takes precedence)
6 direct subcodes
Child Classifications
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- A62C 13/02 with pressure gas produced by chemicals
- A62C 13/62 with a single permanently pressurised container
- A62C 13/66 with extinguishing material and pressure gas being stored in separate containers
- A62C 13/76 Details or accessories
Top Applicants
Top 10 applicants by patent filingsfor class A62, 2013–2023, worldwide · Source: EPO PATSTAT
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,384
- TYCO FIRE PRODUCTS US 962
- SGCC(STATE GRID CORPORATION OF CHINA) 662
- LG ENERGY SOLUTION KR 519
- HONEYWELL INTERNATIONAL US 427
- DRAEGER SAFETY AG & CO. KGAA DE 332
- VICTAULIC COMPANY US 294
- HILTI LI 265
- KIDDE TECHNOLOGIES US 245
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) 240