PlainPatent

CPC technology class · D04

D04H - Making Textile Fabrics

Making textile fabrics, e.g. from fibres or filamentary material ; fabrics made by such processes or apparatus, e.g. felts, non-woven fabrics; cotton-wool; wadding ; ; non-woven fabrics from staple fibres, filaments or yarns, bonded with at least one web-like material during their consolidation. 3,452 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

3,452
US patents granted
D04
Parent CPC class
20
Active assignees
+37%
5-yr velocity

The verdict

Making Textile Fabrics ranks #298 of 670 CPC technology areas - 3,452 US patents granted since 2015, with filing up 37% over five years.

#298
of 670 CPC technology areas
3,452
US patents granted, 2015–2025
The Procter & Gamble
leading assignee (336)
+37%
filing velocity, last 5 yrs
Top assignee: The Procter & Gamble Company (336 patents)

CPC subclass D04H - MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL ; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION - covers 3,452 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class D04 (BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS). See our CPC classification guide for how the system works.

The competitive landscape in D04H is shaped by 20 distinct companies actively filing in this space. The Procter & Gamble Company leads with 336 patents, followed by Kimberly-clark Worldwide, Inc. at 84 grants and Johns Manville at 75.

Filing activity in D04H is up 37% 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 D04H innovation accelerating?

US utility-patent grants per year in D04H, 2015–2025 - recent five years are up 37% versus 2015–2019.

200250300350400 20152016201720182019202020212022202320242025 249

Who leads D04H?

The 12 most active assignees in MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL ; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION - wider bars mean more grants

patents

What this shows The Procter & Gamble is the most active filer in D04H, holding 336 of the 3,452 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 D04H
Rank Company Patents in D04H
#1 The Procter & Gamble Company 336
#2 Kimberly-clark Worldwide, Inc. 84
#3 Johns Manville 75
#4 Saint-gobain Isover 44
#5 Reifenhäuser Gmbh & Co. KG Maschinenfabrik 44
#6 Unicharm Corporation 35
#7 Owens Corning Intellectual Capital, Llc 27
#8 Avintiv Specialty Materials Inc. 27
#9 Lenzing Aktiengesellschaft 21
#10 Donaldson Company, Inc. 20
#11 Carl Freudenberg KG 20
#12 Voith Patent Gmbh 18
#13 Amogreentech Co., Ltd. 18
#14 Fitesa Germany Gmbh 18
#15 JNC Corporation 17
#16 Rockwool A/s 15
#17 Oskar Dilo Maschinenfabrik KG 15
#18 Teijin Limited 14
#19 JNC Fibers Corporation 14
#20 Fitesa Simpsonville, Inc. 14

About This Class

CPC subclass D04H belongs to class D04.

3,452 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 D04H 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 D04H assignees by class footprint. Bubble size = patents in D04H. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 14 D04H assignees by class footprint. Bubble size = patents in D04H. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 5101520 0100200300400 Patents in D04H Avg claims / patent (company-wide) The Procter & GambleKimberly-clark Worldw…Johns ManvilleSaint-gobain IsoverReifenhÄUser & Kg Mas…UnicharmOwens Corning Intelle…Avintiv Specialty Mat…Lenzing Aktiengesells…DonaldsonCarl Freudenberg KgVoith PatentAmogreentechFitesa Germany
Top 14 D04H assignees by class footprint. Bubble size = patents in D04H. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class D04H?
CPC subclass D04H covers MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL ; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION. It belongs to CPC class D04 (BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS), with 3,452 US utility patents granted since 2015.
How many patents have been filed in D04H?
3,452 US utility patents were granted in CPC subclass D04H between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in D04H?
The Procter & Gamble Company leads D04H with 336 patents, making it the most active assignee in this technology area.
How is patent data for D04H 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., D04) is a broad technology category. Subclasses like D04H 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.