PlainPatent

CPC technology class · B44

B44B - Machines

Machines, apparatus or tools for artistic work, e.g. for sculpturing, guilloching, carving, branding, inlaying. 274 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

274
US patents granted
B44
Parent CPC class
20
Active assignees
+21%
5-yr velocity

The verdict

Machines ranks #587 of 670 CPC technology areas - 274 US patents granted since 2015, with filing up 21% over five years.

#587
of 670 CPC technology areas
274
US patents granted, 2015–2025
Boegli-gravures
leading assignee (12)
+21%
filing velocity, last 5 yrs
Top assignee: Boegli-gravures Sa (12 patents)

CPC subclass B44B - MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING - covers 274 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class B44 (DECORATIVE ARTS). See our CPC classification guide for how the system works.

The competitive landscape in B44B is shaped by 20 distinct companies actively filing in this space. Boegli-gravures Sa leads with 12 patents, followed by My Sweet Petunia, Inc. at 10 grants and Masonite Corporation at 9.

Filing activity in B44B is up 21% 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 B44B innovation accelerating?

US utility-patent grants per year in B44B, 2015–2025 - recent five years are up 21% versus 2015–2019.

1520253035 20152016201720182019202020212022202320242025 17

Who leads B44B?

The 12 most active assignees in MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING - wider bars mean more grants

patents

What this shows Boegli-gravures is the most active filer in B44B, holding 12 of the 274 patents in this class. Concentration at the top signals how contestable this technology area is for new entrants.

Source USPTO PatentsView, granted utility patents As of 2015–2025 grant years
View data table
Top patent holders in CPC subclass B44B
Rank Company Patents in B44B
#1 Boegli-gravures Sa 12
#2 My Sweet Petunia, Inc. 10
#3 Masonite Corporation 9
#4 Crayola Llc 7
#5 Schuler Pressen Gmbh 7
#6 Hueck Rheinische Gmbh 6
#7 Flooring Industies Limited, SARL 5
#8 Hewlett-packard Indigo B.v. 5
#9 Cricut, Inc. 4
#10 Seiren Co., Ltd. 4
#11 SUN SAME Enterprises Co., Ltd. 4
#12 Epoch Company, Ltd. 3
#13 Wilsonart Llc 3
#14 Parric Ningbo Stationary And Gifts Mfg. Co., Ltd. 3
#15 Crown Packaging Technology, Inc. 2
#16 Shutterfly, Llc 2
#17 WD Media, Llc 2
#18 Flooring Technologies Ltd. 2
#19 Tata Steel Limited 2
#20 Trodat Gmbh 2

About This Class

CPC subclass B44B belongs to class B44.

274 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 B44B 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 B44B assignees by class footprint. Bubble size = patents in B44B. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 14 B44B assignees by class footprint. Bubble size = patents in B44B. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 05101520 2468101214 Patents in B44B Avg claims / patent (company-wide) Boegli-gravuresMy Sweet PetuniaMasoniteCrayolaSchuler PressenHueck RheinischeFlooring Industies Sa…Hewlett-packard Indig…CricutSeirenSun Same EnterprisesEpochWilsonartParric Ningbo Station…
Top 14 B44B assignees by class footprint. Bubble size = patents in B44B. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class B44B?
CPC subclass B44B covers MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING. It belongs to CPC class B44 (DECORATIVE ARTS), with 274 US utility patents granted since 2015.
How many patents have been filed in B44B?
274 US utility patents were granted in CPC subclass B44B between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in B44B?
Boegli-gravures Sa leads B44B with 12 patents, making it the most active assignee in this technology area.
How is patent data for B44B 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., B44) is a broad technology category. Subclasses like B44B 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.