CPC technology class · A01

A01J - Manufacture Of Dairy Products

Manufacture of dairy products. 653 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

Compiled by PlainPatent · May 15, 2026

653
US patents granted: #11/12
in A01: 1.0%
A01 class share: -36%
5-yr velocity

The verdict

According to USPTO PatentsView, Manufacture Of Dairy Products ranks #511 of 670 CPC technology areas - 653 US patents granted since 2015, with recorded grant volume down 36% over five years.

#511
of 670 CPC technology areas: 653
US patents granted, 2015–2025: Group14
leading assignee (157): -36%
grant velocity, last 5 yrs

How tightly A01J concentrates

Group14 Technologies, Inc. holds 24.0% of A01J's recorded grants (157 of 653) - 51 more than DeLaval Holding AB. Across complete PatentsView years, the class peaked in 2017 at 92 grants and bottomed in 2023 at 35 (+163% peak-over-trough). Equal-window velocity 2020–2024 vs 2015–2019: -36% (241 vs 377 grants).

Leaderboard read

A01J concentration, lead at 24.0%

Group14 Technologies, Inc. leads this historical grant record at 24.0% of A01J - foreign corporation assignees hold 65% of class grants (347 of 530). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share: 24.0%
Top three share: 52.1%
Lead over #2: 51

Where A01J sits inside A01

Among 12 subclasses in A01 (AGRICULTURE; FORESTRY; Animal HUSBANDRY; HUNTING; TRAPPING; Fishing), A01J ranks #11 and holds 1.0% 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 A01K 10,071 A01G 6,293 A01D 5,886 A01B 4,498 A01C 3,761 A01M 3,032

Rising assignees active in A01J

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 S.C.R. (ENGINEERS) Limited 3.00x 3 → 9 company-wide · 9 in A01J
#2 DeLaval Holding AB 1.71x 31 → 53 company-wide · 106 in A01J
#3 Kalt Maschinenbau AG 1.00x 3 → 3 company-wide · 9 in A01J
#4 AN Udder IP Company Ltd. 1.00x 1 → 1 company-wide · 5 in A01J
#5 Hochland SE 0.89x 9 → 8 company-wide · 14 in A01J

A01J grants by year, peak 2017 (92)

US utility-patent grants per year in A01J, 2015–2025 - recent five years are down 36% versus 2015–2019.

Group14

157
Delaval Holding Ab

106
Lely Patent

77
Gea Farm

69
Tetra Laval Holdings…

21
Hochland Se

14
S C R (Engineers)

9
Kalt Maschinenbau

9
Afimilk Agricultural…

8
Alpha Technology U

8
An Udder Ip

5
Nederlandsche…

4

What this shows Group14 is the most active filer in A01J, holding 157 of the 653 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 A01J
Rank	Company	Patents in A01J
#1	Group14 Technologies, Inc.	157
#2	DeLaval Holding AB	106
#3	Lely Patent N.V.	77
#4	GEA Farm Technologies GmbH	69
#5	Tetra Laval Holdings & Finance S.A.	21
#6	Hochland SE	14
#7	S.C.R. (ENGINEERS) Limited	9
#8	Kalt Maschinenbau AG	9
#9	Afimilk Agricultural Cooperative Ltd.	8
#10	Alpha Technology U.S.A. Corporation	8
#11	AN Udder IP Company Ltd.	5
#12	N.V. Nederlandsche Apparatenfabriek Nedap	4
#13	Dairymaster	4
#14	Land O'Lakes, Inc.	3
#15	Breville Pty Limited	2
#16	Kraft Foods R & D, Inc.	2
#17	China Agricultural University	2
#18	FrieslandCampina Nederland B.V.	2
#19	Dari-tech, Inc.	2
#20	Melitta Professional Coffee Solutions GMBH & Co. KG	2

Footprint here vs. claim strategy

Each dot is a leading A01J 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 A01J assignees by class footprint. Bubble size = patents in A01J. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near A01J's 653-grant footprint

Nationwide nearest neighbors for A01J (#511 of 670 by volume ; lead share 24.0%) - not the A01 parent-class siblings above.

Nearest by grant volume

E06C 653 B03B 658 H03J 659 E21F 641

Nearest by lead-assignee share

B62M 23.7% H10K 24.6% A63G 25.0% G04R 25.0%

Questions about A01J

Which company holds the most patents in A01J?

Group14 Technologies, Inc. leads A01J with 157 patents (24.0% of the subclass). By PatentsView assignee type, foreign corporations account for 65% of class grants.

Which A01J assignees grew fastest recently?

Among assignees with ≥5 grants in A01J, S.C.R. (ENGINEERS) Limited shows the highest company-wide grant multiple (3.00x: 3 grants in 2019–2021 → 9 in 2022–2024) while holding 9 patents in this subclass. Growth is company-wide, not class-only.

How does A01J compare inside parent class A01?

Inside A01 (AGRICULTURE; FORESTRY; Animal HUSBANDRY; HUNTING; TRAPPING; Fishing), A01J ranks #11 of 12 subclasses by grant volume and holds 1.0% of the parent class total. The largest sibling is A01N (13,786 grants).

What to do with this data

A01J in context - here's where to go next.

Group14 Technologies, Inc. leads A01J with 157 grants in this class. See full portfolio
A01J ranks #511 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 - A01J figures are USPTO PatentsView granted-utility totals for this subclass (653 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.