CPC technology class · F42

F42C - Ammunition Fuzes

Ammunition fuzes ; arming or safety means therefor. 944 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

Compiled by PlainPatent · May 15, 2026

944
US patents granted: #2/3
in F42: 16.9%
F42 class share: +2%
5-yr velocity

The verdict

According to USPTO PatentsView, Ammunition Fuzes ranks #467 of 670 CPC technology areas - 944 US patents granted since 2015, with recorded grant volume up 2% over five years.

#467
of 670 CPC technology areas: 944
US patents granted, 2015–2025: True Velocity Ip Holdings
leading assignee (117): +2%
grant velocity, last 5 yrs

How F42C's grant cadence moved

Between 2020–2024, F42C recorded 448 grants versus 441 in 2015–2019 (+2% equal-window velocity). Across complete years, output peaked in 2021 at 112 grants and bottomed in 2024 at 70 (+60% peak-over-trough). Lead assignee True Velocity IP Holdings, Inc. holds 12.4% of the class ; the top three share 23.2%.

Leaderboard read

F42C concentration, lead at 12.4%

True Velocity IP Holdings, Inc. leads this historical grant record at 12.4% of F42C - us corporation assignees hold 61% of class grants (346 of 569). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share: 12.4%
Top three share: 23.2%
Lead over #2: 65

Where F42C sits inside F42

Among 3 subclasses in F42 (AMMUNITION; Blasting), F42C ranks #2 and holds 16.9% of the parent class's 5,576 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

F42B 3,745 F42D 887

Rising assignees active in F42C

Company-wide grant multiples (2022–2024 vs 2019–2021) among assignees with ≥5 patents in this subclass. Growth is company-wide; class patent counts are subclass-specific.

#1 Hanwha Corporation 6.25x 4 → 25 company-wide · 12 in F42C
#2 Fike Corporation 4.00x 1 → 4 company-wide · 5 in F42C
#3 DynaEnergetics Europe GmbH 2.19x 37 → 81 company-wide · 24 in F42C
#4 Hunting Titan, Inc. 2.00x 24 → 48 company-wide · 14 in F42C
#5 BAE Systems Bofors AB 1.78x 9 → 16 company-wide · 8 in F42C

F42C grants by year, peak 2021 (112)

US utility-patent grants per year in F42C, 2015–2025 - recent five years are up 2% versus 2015–2019.

True Velocity Ip…

117
The United States of…

52
Omnitek Partners

50
True Velocity

25
Dynaenergetics Europe

24
Detnet South Africa…

20
Rheinmetall Waffe…

15
Hunting Titan

14
Hanwha

12
Dynaenergetics & Kg

11
Los Alamos National…

9
Bae Systems Bofors Ab

8

What this shows True Velocity Ip… is the most active filer in F42C, holding 117 of the 944 patents in this class. Concentration at the top signals how contestable this technology area is for new entrants.

View data table

Top patent holders in CPC subclass F42C
Rank	Company	Patents in F42C
#1	True Velocity IP Holdings, Inc.	117
#2	The United States of America as represented by the Secretary of the Army	52
#3	Omnitek Partners LLC	50
#4	True Velocity, Inc.	25
#5	DynaEnergetics Europe GmbH	24
#6	Detnet South Africa (PTY) Ltd	20
#7	Rheinmetall Waffe Munition GmbH	15
#8	Hunting Titan, Inc.	14
#9	Hanwha Corporation	12
#10	DynaEnergetics GmbH & Co. KG	11
#11	LOS Alamos National Security, LLC	9
#12	BAE Systems Bofors AB	8
#13	Saab AB	7
#14	Geodynamics, Inc.	7
#15	Orbital ATK, Inc.	7
#16	Nexter Munitions	7
#17	Nostromo Ltd.	7
#18	Matrix X, LLC	7
#19	PCP Tactical, LLC	6
#20	TDW Gesellschaft für Verteidigungstechnische Wirksysteme mbH	6

Footprint here vs. claim strategy

Each dot is a leading F42C assignee, placed by how many patents it holds in this class (horizontal) against its company-wide average claims per patent (vertical) - a read on whether the class is led by broad-but-shallow filers or focused deep-claim players.

Top 14 F42C assignees by class footprint. Bubble size = patents in F42C. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near F42C's 944-grant footprint

Nationwide nearest neighbors for F42C (#467 of 670 by volume ; lead share 12.4%) - not the F42 parent-class siblings above.

Nearest by grant volume

A23J 927 B61B 961 E21D 962 F15D 924

Nearest by lead-assignee share

D21F 12.4% B42C 12.5% H10B 12.5% D06B 12.5%

Questions about F42C

Which company holds the most patents in F42C?

True Velocity IP Holdings, Inc. leads F42C with 117 patents (12.4% of the subclass). By PatentsView assignee type, us corporations account for 61% of class grants.

Which F42C assignees grew fastest recently?

Among assignees with ≥5 grants in F42C, Hanwha Corporation shows the highest company-wide grant multiple (6.25x: 4 grants in 2019–2021 → 25 in 2022–2024) while holding 12 patents in this subclass. Growth is company-wide, not class-only.

How does F42C compare inside parent class F42?

Inside F42 (AMMUNITION; Blasting), F42C ranks #2 of 3 subclasses by grant volume and holds 16.9% of the parent class total. The largest sibling is F42B (3,745 grants).

What to do with this data

F42C in context - here's where to go next.

True Velocity IP Holdings, Inc. leads F42C with 117 grants in this class. See full portfolio
F42C ranks #467 of 670 by grant volume among all tracked CPC technology areas. See the ranking
Inside parent class F42, the largest sibling subclass is F42B with 3,745 grants. Explore F42B

Figures reflect USPTO PatentsView grant data through 2026-05-15; pending applications not yet granted are not counted.

Methodology - F42C figures are USPTO PatentsView granted-utility totals for this subclass (944 grants in the tracked window).

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.