IPC Subgroup
G08B 15/02 with smoke, gas, or coloured or odorous powder or liquid
Introduced: September 1968
Last revised: January 2006
Full Title
Identifying, scaring or incapacitating burglars, thieves or intruders, e.g. by explosives > with smoke, gas, or coloured or odorous powder or liquid
Classification Context
- Section:
- PHYSICS
- Class:
- SIGNALLING
- Subclass:
- SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
Additional Content
Safes or strong-rooms for valuables with fluent-material releasing, generating or distributing means, e.g. repellants Safes or strong-rooms for valuables with means for marking or destroying the valuables, e.g. in case of theft Hand-held or body-worn self-defence devices using repellant gases or chemicals
Top Applicants
Top 10 applicants by patent filingsfor class G08, 2013–2023, worldwide · Source: EPO PATSTAT
- TOYOTA MOTOR CORPORATION 6,781
- SGCC(STATE GRID CORPORATION OF CHINA) 5,954
- ROBERT BOSCH DE 3,656
- DENSO CORPORATION 3,452
- HONDA MOTOR COMPANY 2,945
- DENSO CORPORATION JP 2,562
- HONEYWELL INTERNATIONAL US 2,517
- TOYOTA MOTOR CORPORATION JP 2,435
- FORD GLOBAL TECHNOLOGIES US 2,239
- PANASONIC INTELLECTUAL PROPERTY 2,119