PlainPatent

CPC technology class · F26

F26B - Drying Solid Materials OR Objects BY Removing Liquid Ther…

Drying solid materials or objects by removing liquid therefrom. 2,656 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

2,656
US patents granted
F26
Parent CPC class
20
Active assignees
+5%
5-yr velocity

The verdict

Drying Solid Materials OR Objects BY Removing Liquid Ther… ranks #340 of 670 CPC technology areas - 2,656 US patents granted since 2015, with filing up 5% over five years.

#340
of 670 CPC technology areas
2,656
US patents granted, 2015–2025
Lg
leading assignee (77)
+5%
filing velocity, last 5 yrs
Top assignee: LG Electronics Inc. (77 patents)

CPC subclass F26B - DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM - covers 2,656 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class F26 (DRYING). See our CPC classification guide for how the system works.

The competitive landscape in F26B is shaped by 20 distinct companies actively filing in this space. LG Electronics Inc. leads with 77 patents, followed by Semes Co., Ltd. at 24 grants and USNR, Llc at 19.

Filing activity in F26B is up 5% over the past five years versus 2015-2019, a relatively steady filing pace. All counts come directly from USPTO PatentsView and reflect US granted utility patents only.

Is F26B innovation accelerating?

US utility-patent grants per year in F26B, 2015–2025 - recent five years are up 5% versus 2015–2019.

150200250300 20152016201720182019202020212022202320242025 157

Who leads F26B?

The 12 most active assignees in DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM - wider bars mean more grants

patents

What this shows Lg is the most active filer in F26B, holding 77 of the 2,656 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 F26B
Rank Company Patents in F26B
#1 Screen Holdings Co., Ltd. 29
#2 Semes Co., Ltd. 24
#3 USNR, Llc 19
#4 Velico Medical Inc. 19
#5 Revive Electronics, Llc 17
#6 SPUR Concepts Inc 14
#7 Dyson Technology Limited 13
#8 Eisenmann SE 13
#9 GEA Process Engineering A/s 13
#10 Sukup Manufacturing Co. 12
#11 Enwave Corporation 12
#12 Gala Industies, Inc. 11
#13 Dürr Systems Ag 10
#14 Spraying Systems Co. 10
#15 IMA LIFE North America Inc. 10
#16 M&R Printing Equipment, Inc. 9
#17 Sanofi Pasteur Sa 9
#18 Terumo BCT Biotechnologies, Llc 9
#19 Ulvac, Inc. 8
#20 I.m.a. Industria Macchine Automatiche S.p.a. 8

About This Class

CPC subclass F26B belongs to class F26.

2,656 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 F26B 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 F26B assignees by class footprint. Bubble size = patents in F26B. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 14 F26B assignees by class footprint. Bubble size = patents in F26B. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 5101520253035 51015202530 Patents in F26B Avg claims / patent (company-wide) Screen HoldingsSemesUsnrVelico MedicalReviveSpur ConceptsDyson TechnologyEisenmann SeGea Process Engineeri…Sukup ManufacturingEnwaveGala IndustiesDürr SystemsSpraying Systems
Top 14 F26B assignees by class footprint. Bubble size = patents in F26B. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class F26B?
CPC subclass F26B covers DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM. It belongs to CPC class F26 (DRYING), with 2,656 US utility patents granted since 2015.
How many patents have been filed in F26B?
2,656 US utility patents were granted in CPC subclass F26B between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in F26B?
LG Electronics Inc. leads F26B with 77 patents, making it the most active assignee in this technology area.
How is patent data for F26B 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., F26) is a broad technology category. Subclasses like F26B 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.