CPC technology class · A01

A01K - Animal Husbandry

Animal husbandry; aviculture; apiculture; pisciculture; fishing; rearing or breeding animals, not otherwise provided for; new breeds of animals. 10,071 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

Compiled by PlainPatent · May 15, 2026

10,071
US patents granted: #3/12
in A01: 15.9%
A01 class share: +20%
5-yr velocity

The verdict

According to USPTO PatentsView, Animal Husbandry ranks #172 of 670 CPC technology areas - 10,071 US patents granted since 2015, with recorded grant volume up 20% over five years.

#172
of 670 CPC technology areas: 10,071
US patents granted, 2015–2025: Regeneron Pharmaceuticals
leading assignee (301): +20%
grant velocity, last 5 yrs

How A01K's grant cadence moved

Between 2020–2024, A01K recorded 4,673 grants versus 3,882 in 2015–2019 (+20% equal-window velocity). Across complete years, output peaked in 2020 at 988 grants and bottomed in 2015 at 638 (+55% peak-over-trough). Lead assignee Regeneron Pharmaceuticals, Inc. holds 3.0% of the class ; the top three share 6.6%.

Leaderboard read

A01K concentration, lead at 3.0%

Regeneron Pharmaceuticals, Inc. leads this historical grant record at 3.0% of A01K - us corporation assignees hold 58% of class grants (3,147 of 5,451). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share: 3.0%
Top three share: 6.6%
Lead over #2: 69

Where A01K sits inside A01

Among 12 subclasses in A01 (AGRICULTURE; FORESTRY; Animal HUSBANDRY; HUNTING; TRAPPING; Fishing), A01K ranks #3 and holds 15.9% of the parent class's 63,372 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

A01N 13,786 A01H 12,482 A01G 6,293 A01D 5,886 A01B 4,498 A01C 3,761 A01M 3,032 A01F 1,791

Rising assignees active in A01K

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 Project Canary, PBC 16x 2 → 31 company-wide · 7 in A01K
#2 TrikaUSA Inc. 15x 0 → 15 company-wide · 24 in A01K
#3 Diggs Inc. 11x 0 → 11 company-wide · 6 in A01K
#4 Protix B.V. 10x 0 → 10 company-wide · 12 in A01K
#5 Shenzhen Bosaidong Technology Co., Ltd 10x 1 → 10 company-wide · 5 in A01K

A01K grants by year, peak 2020 (988)

US utility-patent grants per year in A01K, 2015–2025 - recent five years are up 20% versus 2015–2019.

Regeneron Pharmaceutic…

301
Shimano

232
Globeride

130
Group14

114
Unicharm

98
Lely Patent

85
Delaval Holding Ab

82
Doskocil Manufacturing

71
Radio Systems

61
University of Vienna

61
University of…

53
Woodstream

51

What this shows Regeneron Pharmaceutic… is the most active filer in A01K, holding 301 of the 10,071 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 A01K
Rank	Company	Patents in A01K
#1	Regeneron Pharmaceuticals, Inc.	301
#2	Shimano Inc.	232
#3	Globeride, Inc	130
#4	Group14 Technologies, Inc.	114
#5	Unicharm Corporation	98
#6	Lely Patent N.V.	85
#7	DeLaval Holding AB	82
#8	Doskocil Manufacturing Company, Inc.	71
#9	Radio Systems Corporation	61
#10	University of Vienna	61
#11	University of Massachusetts	53
#12	Woodstream Corporation	51
#13	Verily Life Sciences LLC	43
#14	Zoetis Services LLC	40
#15	Doyo Engineering Co., Ltd.	38
#16	Pioneer Pet Products, LLC	37
#17	Yale University	35
#18	Spectrum Brands, Inc.	35
#19	May Patents Ltd.	33
#20	Shimano Components (MALAYSIA) SDN. BHD.	33

Footprint here vs. claim strategy

Each dot is a leading A01K 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 A01K assignees by class footprint. Bubble size = patents in A01K. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near A01K's 10,071-grant footprint

Nationwide nearest neighbors for A01K (#172 of 670 by volume ; lead share 3.0%) - not the A01 parent-class siblings above.

Nearest by grant volume

F16F 10,113 F28D 10,118 F28F 10,136 C10G 9,942

Nearest by lead-assignee share

C01P 3.0% A23N 3.0% C08K 3.0% C04B 3.0%

Questions about A01K

Which company holds the most patents in A01K?

Regeneron Pharmaceuticals, Inc. leads A01K with 301 patents (3.0% of the subclass). By PatentsView assignee type, us corporations account for 58% of class grants.

Which A01K assignees grew fastest recently?

Among assignees with ≥5 grants in A01K, Project Canary, PBC shows the highest company-wide grant multiple (16x: 2 grants in 2019–2021 → 31 in 2022–2024) while holding 7 patents in this subclass. Growth is company-wide, not class-only.

How does A01K compare inside parent class A01?

Inside A01 (AGRICULTURE; FORESTRY; Animal HUSBANDRY; HUNTING; TRAPPING; Fishing), A01K ranks #3 of 12 subclasses by grant volume and holds 15.9% of the parent class total. The largest sibling is A01N (13,786 grants).

What to do with this data

A01K in context - here's where to go next.

Regeneron Pharmaceuticals, Inc. leads A01K with 301 grants in this class. See full portfolio
A01K ranks #172 of 670 by grant volume among all tracked CPC technology areas. See the ranking
Inside parent class A01, the largest sibling subclass is A01N with 13,786 grants. Explore A01N

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

Methodology - A01K figures are USPTO PatentsView granted-utility totals for this subclass (10,071 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.