PlainPatent

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 filing trajectory.

10,071
US patents granted
A01
Parent CPC class
20
Active assignees
+41%
5-yr velocity

The verdict

Animal Husbandry ranks #172 of 670 CPC technology areas - 10,071 US patents granted since 2015, with filing up 41% over five years.

#172
of 670 CPC technology areas
10,071
US patents granted, 2015–2025
Regeneron Pharmaceuti…
leading assignee (301)
+41%
filing velocity, last 5 yrs
Top assignee: Regeneron Pharmaceuticals, Inc. (301 patents)

CPC subclass A01K - ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS - covers 10,071 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class A01 (AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING). See our CPC classification guide for how the system works.

The competitive landscape in A01K is shaped by 20 distinct companies actively filing in this space. Regeneron Pharmaceuticals, Inc. leads with 301 patents, followed by Shimano Inc. at 232 grants and Globeride, Inc at 130.

Filing activity in A01K is up 41% over the past five years versus 2015-2019, a sharp acceleration suggesting an emerging or fast-moving technology area. All counts come directly from USPTO PatentsView and reflect US granted utility patents only.

Is A01K innovation accelerating?

US utility-patent grants per year in A01K, 2015–2025 - recent five years are up 41% versus 2015–2019.

6007008009001,0001,100 20152016201720182019202020212022202320242025 820

Who leads A01K?

The 12 most active assignees in ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS - wider bars mean more grants

patents

What this shows Regeneron Pharmaceuti… 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.

Source USPTO PatentsView, granted utility patents As of 2015–2025 grant years
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

About This Class

CPC subclass A01K belongs to class A01.

10,071 patents were granted in this class between 2015 and 2025.

20 companies actively patent in this space.

Classification System

Cooperative Patent Classification (CPC) is a hierarchical patent classification system used by the USPTO and EPO.

← All Technology Classes Technology Rankings →

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).

Top 14 A01K assignees by class footprint. Bubble size = patents in A01K. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 010203040 0100200300400 Patents in A01K Avg claims / patent (company-wide) Regeneron Pharmaceuti…ShimanoGloberideGroup14UnicharmLely PatentDelaval Holding AbDoskocil ManufacturingRadio SystemsUniversity of ViennaUniversity of Massach…WoodstreamVerily Life SciencesZoetis Services
Top 14 A01K assignees by class footprint. Bubble size = patents in A01K. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class A01K?
CPC subclass A01K covers ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS. It belongs to CPC class A01 (AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING), with 10,071 US utility patents granted since 2015.
How many patents have been filed in A01K?
10,071 US utility patents were granted in CPC subclass A01K between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in A01K?
Regeneron Pharmaceuticals, Inc. leads A01K with 301 patents, making it the most active assignee in this technology area.
How is patent data for A01K collected?
Patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office. It covers all US granted utility patents and assigns CPC codes based on the technology described in each patent.
What is the difference between CPC class and subclass?
A CPC class (e.g., A01) is a broad technology category. Subclasses like A01K provide finer granularity within that category. PlainPatent organizes data at the subclass level (4-character codes) for the most useful view of technology domains.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent Editorial

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.