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IPC Class
F42

AMMUNITION; BLASTING

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
AMMUNITION; BLASTING

Description

F42 encompasses the design, manufacture, and function of ammunition and explosive devices used in firearms and blasting applications. This class covers cartridges, projectiles, propellant charges, detonators, fuses, and related components for small arms and larger weapons systems. It also includes blasting explosives, their initiation mechanisms, and techniques for controlled detonation in mining, construction, and demolition contexts. Adjacent classes address the weapons themselves (F41), while chemical explosives composition falls under C06B.

Filing statistics

IPC F42 recorded 55,985 patent applications worldwide between 2013 and 2023, summed across its 3 subclasses. Annual filings grew from 3,620 in 2013 to 5,838 in 2023 (+61%), peaking at 6,278 applications in 2020. The most active applicants in class F42 are RHEINMETALL WAFFE MUNITION (442 applications), DETNET SOUTH AFRICA (440 applications) and BAE SYSTEMS (422 applications).

Source: EPO PATSTAT, worldwide filings

Related Keywords

BLASTING in generalCLEANING weaponsDETONATOR(S)EXPLOSIVE(S) other than chemical compositionsMILITARY offensive or defensive apparatusPETARDS

3 direct subcodes

Child Classifications

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Top Applicants

Top 10 applicants by patent filings, 2013–2023, worldwide · Source: EPO PATSTAT

  1. RHEINMETALL WAFFE MUNITION DE 442
  2. DETNET SOUTH AFRICA ZA 440
  3. BAE SYSTEMS GB 422
  4. AGENCY FOR DEFENSE DEVELOPMENT KR 403
  5. HANWHA CORPORATION KR 388
  6. BEIJING INSTITUTE OF TECHNOLOGY 375
  7. RAYTHEON COMPANY US 341
  8. NANJING UNIVERSITY OF SCIENCE AND TECHNOLOGY 284
  9. TRUE VELOCITY IP HOLDINGS US 264
  10. ANHUI UNIVERSITY OF SCIENCE & TECHNOLOGY 243