CPC technology class · C11

C11D - Detergent Compositions

Detergent compositions; use of single substances as detergents; soap or soap-making; resin soaps; recovery of glycerol. 6,504 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

Compiled by PlainPatent · May 15, 2026

6,504
US patents granted: #1/3
in C11: 66.0%
C11 class share: +0%
5-yr velocity

The verdict

According to USPTO PatentsView, Detergent Compositions ranks #220 of 670 CPC technology areas - 6,504 US patents granted since 2015, with recorded grant volume up 0% over five years.

#220
of 670 CPC technology areas: 6,504
US patents granted, 2015–2025: The Procter & Gamble
leading assignee (873): +0%
grant velocity, last 5 yrs

How C11D's grant cadence moved

Between 2020–2024, C11D recorded 2,910 grants versus 2,917 in 2015–2019 (+0% equal-window velocity). Across complete years, output peaked in 2020 at 701 grants and bottomed in 2023 at 513 (+37% peak-over-trough). Lead assignee The Procter & Gamble Company holds 13.4% of the class ; the top three share 25.9%.

Leaderboard read

C11D concentration, lead at 13.4%

The Procter & Gamble Company leads this historical grant record at 13.4% of C11D - us corporation assignees hold 62% of class grants (2,915 of 4,714). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share: 13.4%
Top three share: 25.9%
Lead over #2: 338

Where C11D sits inside C11

Among 3 subclasses in C11 (Animal OR Vegetable Oils, Fats, Fatty Substances OR WAXES; Fatty Acids THEREFROM; DETERGENTS; Candles), C11D ranks #1 and holds 66.0% of the parent class's 9,860 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

C11B 2,242 C11C 1,114

Rising assignees active in C11D

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 Trucapsol LLC 10x 1 → 10 company-wide · 10 in C11D
#2 Advansix Resins & Chemicals LLC 5.00x 7 → 35 company-wide · 8 in C11D
#3 WorkSport Ltd. 4.00x 3 → 12 company-wide · 6 in C11D
#4 Smartwash Solutions, LLC 3.67x 3 → 11 company-wide · 5 in C11D
#5 One Home Brands, Inc. 3.00x 2 → 6 company-wide · 7 in C11D

C11D grants by year, peak 2020 (701)

US utility-patent grants per year in C11D, 2015–2025 - recent five years are up 0% versus 2015–2019.

The Procter & Gamble

873
Ecolab Usa

535
Henkel & Kgaa

277
Novozymes A/S

275
Basf Se

194
Conopco

122
Firmenich

104
The Clorox

98
Kao

82
International Flavors…

74
Colgate-palmolive

64
Rohm and Haas

64

What this shows The Procter & Gamble is the most active filer in C11D, holding 873 of the 6,504 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 C11D
Rank	Company	Patents in C11D
#1	The Procter & Gamble Company	873
#2	Ecolab USA Inc.	535
#3	Henkel AG & Co. KGaA	277
#4	Novozymes A/S	275
#5	Basf SE	194
#6	Conopco, Inc.	122
#7	Firmenich SA	104
#8	THE Clorox Company	98
#9	KAO Corporation	82
#10	International Flavors & Fragrances Inc.	74
#11	Colgate-Palmolive Company	64
#12	Rohm and Haas Company	64
#13	Danisco US Inc.	57
#14	Milliken & Company	55
#15	Henkel IP & Holding GMBH	53
#16	S. C. Johnson & SON, Inc.	45
#17	Givaudan SA	45
#18	Monosol, LLC	45
#19	Stepan Company	44
#20	THE Chemours Company FC, LLC	41

Footprint here vs. claim strategy

Each dot is a leading C11D 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 C11D assignees by class footprint. Bubble size = patents in C11D. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near C11D's 6,504-grant footprint

Nationwide nearest neighbors for C11D (#220 of 670 by volume ; lead share 13.4%) - not the C11 parent-class siblings above.

Nearest by grant volume

F04C 6,508 G01T 6,488 H02S 6,483 C07H 6,464

Nearest by lead-assignee share

G04G 13.4% E02F 13.3% A41F 13.6% B64C 13.2%

Questions about C11D

Which company holds the most patents in C11D?

The Procter & Gamble Company leads C11D with 873 patents (13.4% of the subclass). By PatentsView assignee type, us corporations account for 62% of class grants.

Which C11D assignees grew fastest recently?

Among assignees with ≥5 grants in C11D, Trucapsol LLC shows the highest company-wide grant multiple (10x: 1 grants in 2019–2021 → 10 in 2022–2024) while holding 10 patents in this subclass. Growth is company-wide, not class-only.

How does C11D compare inside parent class C11?

Inside C11 (Animal OR Vegetable Oils, Fats, Fatty Substances OR WAXES; Fatty Acids THEREFROM; DETERGENTS; Candles), C11D ranks #1 of 3 subclasses by grant volume and holds 66.0% of the parent class total. The largest sibling is C11B (2,242 grants).

What to do with this data

C11D in context - here's where to go next.

The Procter & Gamble Company leads C11D with 873 grants in this class. See full portfolio
C11D ranks #220 of 670 by grant volume among all tracked CPC technology areas. See the ranking
Inside parent class C11, the largest sibling subclass is C11B with 2,242 grants. Explore C11B

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

Methodology - C11D figures are USPTO PatentsView granted-utility totals for this subclass (6,504 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.