PlainPatent

CPC technology class · B44

B44F - Special Designs OR Pictures

Special designs or pictures. 693 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

693
US patents granted
B44
Parent CPC class
20
Active assignees
+23%
5-yr velocity

The verdict

Special Designs OR Pictures ranks #503 of 670 CPC technology areas - 693 US patents granted since 2015, with filing up 23% over five years.

#503
of 670 CPC technology areas
693
US patents granted, 2015–2025
Lg Chem
leading assignee (28)
+23%
filing velocity, last 5 yrs
Top assignee: LG CHEM, Ltd. (28 patents)

CPC subclass B44F - SPECIAL DESIGNS OR PICTURES - covers 693 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 B44F is shaped by 20 distinct companies actively filing in this space. LG CHEM, Ltd. leads with 28 patents, followed by Cambria Company Llc at 18 grants and Masonite Corporation at 15.

Filing activity in B44F is up 23% 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 B44F innovation accelerating?

US utility-patent grants per year in B44F, 2015–2025 - recent five years are up 23% versus 2015–2019.

304050607080 20152016201720182019202020212022202320242025 39

Who leads B44F?

The 12 most active assignees in SPECIAL DESIGNS OR PICTURES - wider bars mean more grants

patents

What this shows Lg Chem is the most active filer in B44F, holding 28 of the 693 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 B44F
Rank Company Patents in B44F
#1 Flooring Industies Limited, SARL 27
#2 Cambria Company Llc 18
#3 Masonite Corporation 15
#4 Sicpa Holding Sa 12
#5 Oldcastle Building Products Canada Inc. 10
#6 Pergo (europe) AB 8
#7 XYLO Technologies Ag 8
#8 Hymmen Gmbh Maschinen- Und Anlagenbau 8
#9 Circle Graphics, Inc. 7
#10 Unilin BV 6
#11 Actega Metal Print Gmbh 6
#12 Valinge Innovation AB 5
#13 Nissha Co., Ltd. 5
#14 OVD Kinegram Ag 5
#15 Keter Plastic Ltd. 4
#16 Flooring Technologies Ltd. 4
#17 Seiren Co., Ltd. 4
#18 Trinity Industrial Corporation 4
#19 Dal-tile, Llc 4
#20 Shine Optoelectronics (kunshan) Co., Ltd. 4

About This Class

CPC subclass B44F belongs to class B44.

693 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 B44F 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 B44F assignees by class footprint. Bubble size = patents in B44F. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 14 B44F assignees by class footprint. Bubble size = patents in B44F. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 010203040 051015202530 Patents in B44F Avg claims / patent (company-wide) Flooring Industies Sa…CambriaMasoniteSicpa HoldingOldcastle Building Pr…Pergo (Europe) AbXyloHymmen Maschinen- und…Circle GraphicsUnilin BvActega Metal PrintValinge Innovation AbNisshaOvd Kinegram
Top 14 B44F assignees by class footprint. Bubble size = patents in B44F. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class B44F?
CPC subclass B44F covers SPECIAL DESIGNS OR PICTURES. It belongs to CPC class B44 (DECORATIVE ARTS), with 693 US utility patents granted since 2015.
How many patents have been filed in B44F?
693 US utility patents were granted in CPC subclass B44F between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in B44F?
LG CHEM, Ltd. leads B44F with 28 patents, making it the most active assignee in this technology area.
How is patent data for B44F 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 B44F 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.