IPC Main Group
F42B 3/00 Blasting cartridges, i.e. case and explosive
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- AMMUNITION; BLASTING
- Subclass:
- EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION
9 direct subcodes
Child Classifications
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- F42B 3/02 adapted to be united into assemblies
- F42B 3/04 for producing gas under pressure
- F42B 3/08 with cavities in the charge, e.g. hollow-charge blasting cartridges
- F42B 3/087 Flexible or deformable blasting cartridges, e.g. bags or hoses
- F42B 3/1 Initiators therefor
- F42B 3/22 Elements for controlling or guiding the detonation wave, e.g. tubes
- F42B 3/24 Cartridge closures or seals
- F42B 3/26 Arrangements for mounting initiators; Accessories therefor, e.g. tools
- F42B 3/28 Cartridge cases characterised by the material used, e.g. coatings
Top Applicants
Top 10 applicants by patent filingsfor class F42, 2013–2023, worldwide · Source: EPO PATSTAT
- RHEINMETALL WAFFE MUNITION DE 442
- DETNET SOUTH AFRICA ZA 440
- BAE SYSTEMS GB 422
- AGENCY FOR DEFENSE DEVELOPMENT KR 403
- HANWHA CORPORATION KR 388
- BEIJING INSTITUTE OF TECHNOLOGY 375
- RAYTHEON COMPANY US 341
- NANJING UNIVERSITY OF SCIENCE AND TECHNOLOGY 284
- TRUE VELOCITY IP HOLDINGS US 264
- ANHUI UNIVERSITY OF SCIENCE & TECHNOLOGY 243