CPC technology class · A01

A01B - SOIL Working IN Agriculture OR Forestry

Soil working in agriculture or forestry; parts, details, or accessories of agricultural machines or implements, in general. 4,498 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

Compiled byPlainPatent Editorial, US Patent Intelligence Editorial Team · May 15, 2026

4,498
US patents granted: A01
Parent CPC class: 20
Active assignees: +93%
5-yr velocity

The verdict

SOIL Working IN Agriculture OR Forestry ranks #258 of 670 CPC technology areas - 4,498 US patents granted since 2015, with filing up 93% over five years.

#258
of 670 CPC technology areas: 4,498
US patents granted, 2015–2025: Deere &
leading assignee (724): +93%
filing velocity, last 5 yrs

Top assignee: Deere & Company (724 patents)

CPC subclass A01B - SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL - covers 4,498 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 A01B is shaped by 20 distinct companies actively filing in this space. Deere & Company leads with 724 patents, followed by CNH Industrial America Llc at 713 grants and Kubota Corporation at 196.

Filing activity in A01B is up 93% 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 A01B innovation accelerating?

US utility-patent grants per year in A01B, 2015–2025 - recent five years are up 93% versus 2015–2019.

Deere &

724
Cnh Industrial America

713
Kubota

196
Cnh Industrial Canada

163
Climate

147
Precision Planting

127
Agco

72
Agco International

58
Autonomous Solutions

52
Yanmar Power Technolo…

41
Kinze Manufacturing

41
Raven Industries

36

What this shows Deere & is the most active filer in A01B, holding 724 of the 4,498 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 A01B
Rank	Company	Patents in A01B
#1	Deere & Company	724
#2	CNH Industrial America Llc	713
#3	Kubota Corporation	196
#4	CNH Industrial Canada, Ltd.	163
#5	Climate Llc	147
#6	Precision Planting Llc	127
#7	AGCO Corporation	72
#8	AGCO International Gmbh	58
#9	Autonomous Solutions, Inc.	52
#10	Yanmar Power Technology Co., Ltd.	41
#11	Kinze Manufacturing, Inc.	41
#12	Raven Industries, Inc.	36
#13	Dawn Equipment Company	35
#14	Yanmar Holdings Co., Ltd.	34
#15	Agjunction Llc	26
#16	Verdant Robotics, Inc.	26
#17	Trimble Inc.	25
#18	Great Plains Manufacturing, Inc.	22
#19	Ag Leader Technology	22
#20	BLUE River Technology Inc.	21

About This Class

CPC subclass A01B belongs to class A01.

4,498 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 A01B 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 A01B assignees by class footprint. Bubble size = patents in A01B. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class A01B?

CPC subclass A01B covers SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL. It belongs to CPC class A01 (AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING), with 4,498 US utility patents granted since 2015.

How many patents have been filed in A01B?

4,498 US utility patents were granted in CPC subclass A01B between 2015 and 2025, based on USPTO PatentsView data.

Which company holds the most patents in A01B?

Deere & Company leads A01B with 724 patents, making it the most active assignee in this technology area.

How is patent data for A01B 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 A01B 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.