CPC technology class · B05

B05B - Spraying Apparatus

Spraying apparatus; atomising apparatus; nozzles. 12,186 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

Compiled by PlainPatent · May 15, 2026

12,186
US patents granted: #1/3
in B05: 44.0%
B05 class share: +9%
5-yr velocity

The verdict

According to USPTO PatentsView, Spraying Apparatus ranks #152 of 670 CPC technology areas - 12,186 US patents granted since 2015, with recorded grant volume up 9% over five years.

#152
of 670 CPC technology areas: 12,186
US patents granted, 2015–2025: Graco Minnesota
leading assignee (205): +9%
grant velocity, last 5 yrs

How B05B's grant cadence moved

Between 2020–2024, B05B recorded 5,804 grants versus 5,306 in 2015–2019 (+9% equal-window velocity). Across complete years, output peaked in 2019 at 1,255 grants and bottomed in 2015 at 877 (+43% peak-over-trough). Lead assignee Graco Minnesota Inc. holds 1.7% of the class ; the top three share 3.9%.

Leaderboard read

B05B concentration, lead at 1.7%

Graco Minnesota Inc. leads this historical grant record at 1.7% of B05B - us corporation assignees hold 50% of class grants (3,567 of 7,153). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share: 1.7%
Top three share: 3.9%
Lead over #2: 62

Where B05B sits inside B05

Among 3 subclasses in B05 (Spraying OR Atomising IN GENERAL; Applying Fluent Materials TO Surfaces, IN General), B05B ranks #1 and holds 44.0% of the parent class's 27,719 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

B05D 10,511 B05C 5,022

Rising assignees active in B05B

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 Collins Engine Nozzles, Inc. 74x 0 → 74 company-wide · 9 in B05B
#2 Xiamen Delmei Sanitary Ware Co., Ltd. 32x 0 → 32 company-wide · 5 in B05B
#3 Fontem Ventures B.V. 30x 0 → 30 company-wide · 6 in B05B
#4 Shaheen Innovations Holding Limted 19x 2 → 38 company-wide · 27 in B05B
#5 Bausch + Lomb Ireland Limited 15x 0 → 15 company-wide · 5 in B05B

B05B grants by year, peak 2019 (1,255)

US utility-patent grants per year in B05B, 2015–2025 - recent five years are up 9% versus 2015–2019.

Graco Minnesota

205
Nordson

143
Xiamen Solex…

133
Gojo Industries

123
Aptar France Sas

114
Dürr Systems

102
Kohler

93
Tokyo Electron

85
Cnh Industrial America

70
Tyco Fire Products

68
Silgan Dispensing…

67
Illinois Tool Works

62

What this shows Graco Minnesota is the most active filer in B05B, holding 205 of the 12,186 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 B05B
Rank	Company	Patents in B05B
#1	Graco Minnesota Inc.	205
#2	Nordson Corporation	143
#3	Xiamen Solex High-Tech Industries Co., Ltd.	133
#4	Gojo Industries, Inc.	123
#5	Aptar France SAS	114
#6	Dürr Systems AG	102
#7	Kohler Co.	93
#8	Tokyo Electron Limited	85
#9	CNH Industrial America LLC	70
#10	Tyco Fire Products LP	68
#11	Silgan Dispensing Systems Corporation	67
#12	Illinois Tool Works Inc.	62
#13	Ecolab USA Inc.	59
#14	Aptar Radolfzell GmbH	59
#15	Exel Industries	59
#16	L'Oreal	57
#17	Op-hygiene IP GMBH	52
#18	Carlisle Fluid Technologies, LLC	51
#19	S. C. Johnson & SON, Inc.	50
#20	Yoshino Kogyosho Co., Ltd.	50

Footprint here vs. claim strategy

Each dot is a leading B05B 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 B05B assignees by class footprint. Bubble size = patents in B05B. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near B05B's 12,186-grant footprint

Nationwide nearest neighbors for B05B (#152 of 670 by volume ; lead share 1.7%) - not the B05 parent-class siblings above.

Nearest by grant volume

F25B 12,158 F01N 12,144 G09B 12,324 C01P 12,347

Nearest by lead-assignee share

B09C 1.7% C02F 1.7% F16M 1.7% A23B 1.7%

Questions about B05B

Which company holds the most patents in B05B?

Graco Minnesota Inc. leads B05B with 205 patents (1.7% of the subclass). By PatentsView assignee type, us corporations account for 50% of class grants.

Which B05B assignees grew fastest recently?

Among assignees with ≥5 grants in B05B, Collins Engine Nozzles, Inc. shows the highest company-wide grant multiple (74x: 0 grants in 2019–2021 → 74 in 2022–2024) while holding 9 patents in this subclass. Growth is company-wide, not class-only.

How does B05B compare inside parent class B05?

Inside B05 (Spraying OR Atomising IN GENERAL; Applying Fluent Materials TO Surfaces, IN General), B05B ranks #1 of 3 subclasses by grant volume and holds 44.0% of the parent class total. The largest sibling is B05D (10,511 grants).

What to do with this data

B05B in context - here's where to go next.

Graco Minnesota Inc. leads B05B with 205 grants in this class. See full portfolio
B05B ranks #152 of 670 by grant volume among all tracked CPC technology areas. See the ranking
Inside parent class B05, the largest sibling subclass is B05D with 10,511 grants. Explore B05D

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

Methodology - B05B figures are USPTO PatentsView granted-utility totals for this subclass (12,186 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.