DIFF Subgroup
A62C 31/02 Nozzles specially adapted for fire-extinguishing
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Delivery of fire-extinguishing material > Nozzles specially adapted for fire-extinguishing
CPC:
Delivery of fire-extinguishing material (pumps F04; hoses, F16L) > Nozzles specially adapted for fire-extinguishing
IPC and CPC are identically structured here. All 5 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- A62C 31/03 adjustable, e.g. from spray to jet or vice versa since 1990 IPC+CPC Available in IPC and CPC
- A62C 31/22 specially adapted for piercing walls, heaped materials, or the like IPC+CPC Available in IPC and CPC
- A62C 31/24 attached to ladders, poles, towers, or other structures with or without rotary heads IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class A62,2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 1,604
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,202
- TYCO FIRE PRODUCTS US 906
- NOHMI BOSAI 429
- LG ENERGY SOLUTION KR 414
- HOCHIKI CORPORATION 408
- HUBEI JI'ANDUN FIRE-FIGHTING TECHNOLOGY COMPANY 374
- HONEYWELL INTERNATIONAL US 355
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 346
- FISHER AND PAYKEL HEALTHCARE NZ 305
Top Applicants (CPC)
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