CPC technology class · A01

A01P - Biocidal

Biocidal, pest repellant, pest attractant or plant growth regulatory activity of chemical compounds or preparations. 1,084 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

Compiled by PlainPatent · May 15, 2026

1,084
US patents granted: #10/12
in A01: 1.7%
A01 class share: +1132%
5-yr velocity

The verdict

According to USPTO PatentsView, Biocidal ranks #445 of 670 CPC technology areas - 1,084 US patents granted since 2015, with recorded grant volume up 1132% over five years.

#445
of 670 CPC technology areas: 1,084
US patents granted, 2015–2025: King Faisal University
leading assignee (58): +1132%
grant velocity, last 5 yrs

How A01P's grant cadence moved

Between 2020–2024, A01P recorded 653 grants versus 53 in 2015–2019 (+1132% equal-window velocity). Across complete years, output peaked in 2024 at 299 grants and bottomed in 2015 at 1 (+29800% peak-over-trough). Lead assignee King Faisal University holds 5.4% of the class ; the top three share 8.9%.

Leaderboard read

A01P concentration, lead at 5.4%

King Faisal University leads this historical grant record at 5.4% of A01P - foreign corporation assignees hold 54% of class grants (261 of 487). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share: 5.4%
Top three share: 8.9%
Lead over #2: 37

Where A01P sits inside A01

Among 12 subclasses in A01 (AGRICULTURE; FORESTRY; Animal HUSBANDRY; HUNTING; TRAPPING; Fishing), A01P ranks #10 and holds 1.7% 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 A01P

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 King Faisal University 125x 6 → 747 company-wide · 58 in A01P
#2 H2Plus Operations, LLC 8.00x 0 → 8 company-wide · 6 in A01P
#3 Corteva Agriscience LLC 5.08x 13 → 66 company-wide · 7 in A01P
#4 Valent U.S.A., LLC 5.00x 4 → 20 company-wide · 9 in A01P
#5 Qingdao Kingagroot Chemical Compound Co., Ltd. 2.00x 2 → 4 company-wide · 7 in A01P

A01P grants by year, peak 2024 (299)

US utility-patent grants per year in A01P, 2015–2025 - recent five years are up 1132% versus 2015–2019.

King Faisal University

58
Upl

21
Syngenta Crop…

18
Bayer Healthcare

16
Valent Biosciences

12
Nihon Nohyaku

12
Nippon Soda

10
Valent U

9
Fmc

8
Solasta Bio

8
Corteva Agriscience

7
Ishihara Sangyo Kaisha

7

What this shows King Faisal University is the most active filer in A01P, holding 58 of the 1,084 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 A01P
Rank	Company	Patents in A01P
#1	King Faisal University	58
#2	UPL Ltd	21
#3	Syngenta Crop Protection AG	18
#4	Bayer Healthcare LLC	16
#5	Valent Biosciences LLC	12
#6	Nihon Nohyaku Co., Ltd.	12
#7	Nippon Soda Co., Ltd.	10
#8	Valent U.S.A., LLC	9
#9	FMC Corporation	8
#10	Solasta Bio Limited	8
#11	Corteva Agriscience LLC	7
#12	Ishihara Sangyo Kaisha, Ltd.	7
#13	Mitsui Chemicals Agro, Inc.	7
#14	Qingdao Kingagroot Chemical Compound Co., Ltd.	7
#15	Kop-coat, Inc.	7
#16	S. C. Johnson & SON, Inc.	6
#17	Bayer Cropscience Aktiengesellschaft	6
#18	Kumiai Chemical Industry Co., Ltd.	6
#19	Synexis LLC	6
#20	Stoller Enterprises, Inc.	6

Footprint here vs. claim strategy

Each dot is a leading A01P 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 A01P assignees by class footprint. Bubble size = patents in A01P. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near A01P's 1,084-grant footprint

Nationwide nearest neighbors for A01P (#445 of 670 by volume ; lead share 5.4%) - not the A01 parent-class siblings above.

Nearest by grant volume

F23J 1,082 C10K 1,080 A63C 1,092 B24C 1,092

Nearest by lead-assignee share

C22C 5.3% H01F 5.4% B61K 5.3% C08F 5.4%

Questions about A01P

Which company holds the most patents in A01P?

King Faisal University leads A01P with 58 patents (5.4% of the subclass). By PatentsView assignee type, foreign corporations account for 54% of class grants.

Which A01P assignees grew fastest recently?

Among assignees with ≥5 grants in A01P, King Faisal University shows the highest company-wide grant multiple (125x: 6 grants in 2019–2021 → 747 in 2022–2024) while holding 58 patents in this subclass. Growth is company-wide, not class-only.

How does A01P compare inside parent class A01?

Inside A01 (AGRICULTURE; FORESTRY; Animal HUSBANDRY; HUNTING; TRAPPING; Fishing), A01P ranks #10 of 12 subclasses by grant volume and holds 1.7% of the parent class total. The largest sibling is A01N (13,786 grants).

What to do with this data

A01P in context - here's where to go next.

King Faisal University leads A01P with 58 grants in this class. See full portfolio
A01P ranks #445 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 - A01P figures are USPTO PatentsView granted-utility totals for this subclass (1,084 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.