CPC technology class · A62

A62C - Fire-fighting

Fire-fighting. 2,939 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

Compiled by PlainPatent · May 15, 2026

2,939
US patents granted: #1/3
in A62: 46.6%
A62 class share: +50%
5-yr velocity

The verdict

According to USPTO PatentsView, Fire-fighting ranks #321 of 670 CPC technology areas - 2,939 US patents granted since 2015, with recorded grant volume up 50% over five years.

#321
of 670 CPC technology areas: 2,939
US patents granted, 2015–2025: Tyco Fire Products
leading assignee (228): +50%
grant velocity, last 5 yrs

How A62C's grant cadence moved

Between 2020–2024, A62C recorded 1,543 grants versus 1,031 in 2015–2019 (+50% equal-window velocity). Across complete years, output peaked in 2024 at 377 grants and bottomed in 2015 at 162 (+133% peak-over-trough). Lead assignee Tyco Fire Products LP holds 7.8% of the class ; the top three share 13.3%.

Leaderboard read

A62C concentration, lead at 7.8%

Tyco Fire Products LP leads this historical grant record at 7.8% of A62C - us corporation assignees hold 66% of class grants (1,146 of 1,745). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share: 7.8%
Top three share: 13.3%
Lead over #2: 139

Where A62C sits inside A62

Among 3 subclasses in A62 (LIFE-SAVING; Fire-fighting), A62C ranks #1 and holds 46.6% of the parent class's 6,303 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

A62B 2,672 A62D 692

Rising assignees active in A62C

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 LG Energy Solution, Ltd. 770x 2 → 1,539 company-wide · 42 in A62C
#2 Xiamen Hithium Energy Storage Technology Co., Ltd. 55x 0 → 55 company-wide · 5 in A62C
#3 Mighty Fire Breaker LLC 19x 0 → 19 company-wide · 24 in A62C
#4 Minimax GmbH 14x 1 → 14 company-wide · 13 in A62C
#5 Jiangsu Contemporary Amperex Technology Limited 12x 4 → 46 company-wide · 7 in A62C

A62C grants by year, peak 2024 (377)

US utility-patent grants per year in A62C, 2015–2025 - recent five years are up 50% versus 2015–2019.

Tyco Fire Products

228
Oshkosh

89
Kidde

75
The Reliable…

57
Victaulic

50
Viking Group

48
Minimax Viking…

48
Hilti Aktiengesellscha…

44
Lg Energy Solution

42
Carrier

42
Minimax & Kg

28
Mueller International

24

What this shows Tyco Fire Products is the most active filer in A62C, holding 228 of the 2,939 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 A62C
Rank	Company	Patents in A62C
#1	Tyco Fire Products LP	228
#2	Oshkosh Corporation	89
#3	Kidde Technologies, Inc.	75
#4	The Reliable Automatic Sprinkler Co. Inc.	57
#5	Victaulic Company	50
#6	Viking Group, Inc.	48
#7	Minimax Viking Research & Development GmbH	48
#8	Hilti Aktiengesellschaft	44
#9	LG Energy Solution, Ltd.	42
#10	Carrier Corporation	42
#11	Minimax GmbH & Co KG	28
#12	Mueller International, LLC	24
#13	Mighty Fire Breaker LLC	24
#14	Marioff Corporation OY	24
#15	Tyco Fire & Security GMBH	23
#16	Ocado Innovation Limited	22
#17	FRS Group, LLC	20
#18	Engineered Corrosion Solutions, LLC	20
#19	Anvil International, LLC	19
#20	Federal Express Corporation	18

Footprint here vs. claim strategy

Each dot is a leading A62C 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 A62C assignees by class footprint. Bubble size = patents in A62C. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near A62C's 2,939-grant footprint

Nationwide nearest neighbors for A62C (#321 of 670 by volume ; lead share 7.8%) - not the A62 parent-class siblings above.

Nearest by grant volume

B02C 2,934 F24H 2,950 G05G 2,952 E05C 2,961

Nearest by lead-assignee share

B60S 7.8% F01C 7.8% B62H 7.7% B60L 7.8%

Questions about A62C

Which company holds the most patents in A62C?

Tyco Fire Products LP leads A62C with 228 patents (7.8% of the subclass). By PatentsView assignee type, us corporations account for 66% of class grants.

Which A62C assignees grew fastest recently?

Among assignees with ≥5 grants in A62C, LG Energy Solution, Ltd. shows the highest company-wide grant multiple (770x: 2 grants in 2019–2021 → 1,539 in 2022–2024) while holding 42 patents in this subclass. Growth is company-wide, not class-only.

How does A62C compare inside parent class A62?

Inside A62 (LIFE-SAVING; Fire-fighting), A62C ranks #1 of 3 subclasses by grant volume and holds 46.6% of the parent class total. The largest sibling is A62B (2,672 grants).

What to do with this data

A62C in context - here's where to go next.

Tyco Fire Products LP leads A62C with 228 grants in this class. See full portfolio
A62C ranks #321 of 670 by grant volume among all tracked CPC technology areas. See the ranking
Inside parent class A62, the largest sibling subclass is A62B with 2,672 grants. Explore A62B

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

Methodology - A62C figures are USPTO PatentsView granted-utility totals for this subclass (2,939 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.