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 grant trajectory.

3,452
US patents granted
#1/5
in D04
57.9%
D04 class share
+18%
5-yr velocity

The verdict

According to USPTO PatentsView, Making Textile Fabrics ranks #298 of 670 CPC technology areas - 3,452 US patents granted since 2015, with recorded grant volume up 18% over five years.

#298
of 670 CPC technology areas
3,452
US patents granted, 2015–2025
The Procter & Gamble
leading assignee (336)
+18%
grant velocity, last 5 yrs

How D04H's grant cadence moved

Between 2020–2024, D04H recorded 1,613 grants versus 1,362 in 2015–2019 (+18% equal-window velocity). Across complete years, output peaked in 2024 at 375 grants and bottomed in 2015 at 232 (+62% peak-over-trough). Lead assignee The Procter & Gamble Company holds 9.7% of the class ; the top three share 14.3%.

Leaderboard read

D04H concentration, lead at 9.7%

The Procter & Gamble Company leads this historical grant record at 9.7% of D04H - us corporation assignees hold 56% of class grants (1,027 of 1,828). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share
9.7%

336 of 3,452 grants

Top three share
14.3%

of the class's recorded grants

Lead over #2
252

more grants than Kimberly-Clark Worldwide, Inc.

Where D04H sits inside D04

Among 5 subclasses in D04 (BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; Non-woven Fabrics), D04H ranks #1 and holds 57.9% of the parent class's 5,966 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

D04B 1,864 D04C 584 D04D 47 D04G 19

Rising assignees active in D04H

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. #1 Rockwool A/S 21x 0 → 21 company-wide · 15 in D04H
  2. #2 Andritz Asselin-Thibeau 8.00x 0 → 8 company-wide · 8 in D04H
  3. #3 PulPac AB 8.00x 1 → 8 company-wide · 7 in D04H
  4. #4 Andritz Kuesters GMBH 7.00x 1 → 7 company-wide · 6 in D04H
  5. #5 Glatfelter Corporation 5.00x 0 → 5 company-wide · 6 in D04H

D04H grants by year, peak 2024 (375)

US utility-patent grants per year in D04H, 2015–2025 - recent five years are up 18% 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

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). 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…Johns ManvilleSaint-gobain IsoverReifenhÄUser & Kg…UnicharmOwens Corning…Avintiv Specialty…Lenzing Aktiengesellsc…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).

Classes near D04H's 3,452-grant footprint

Nationwide nearest neighbors for D04H (#298 of 670 by volume ; lead share 9.7%) - not the D04 parent-class siblings above.

Nearest by grant volume

C22F 3,437 F02N 3,467 E01C 3,503 F01M 3,398

Nearest by lead-assignee share

H02N 9.7% B28C 9.8% F01B 9.7% B64B 9.6%

Questions about D04H

Which company holds the most patents in D04H?
The Procter & Gamble Company leads D04H with 336 patents (9.7% of the subclass). By PatentsView assignee type, us corporations account for 56% of class grants.
Which D04H assignees grew fastest recently?
Among assignees with ≥5 grants in D04H, Rockwool A/S shows the highest company-wide grant multiple (21x: 0 grants in 2019–2021 → 21 in 2022–2024) while holding 15 patents in this subclass. Growth is company-wide, not class-only.
How does D04H compare inside parent class D04?
Inside D04 (BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; Non-woven Fabrics), D04H ranks #1 of 5 subclasses by grant volume and holds 57.9% of the parent class total. The largest sibling is D04B (1,864 grants).

What to do with this data

D04H in context - here's where to go next.

  • The Procter & Gamble Company leads D04H with 336 grants in this class. See full portfolio
  • D04H ranks #298 of 670 by grant volume among all tracked CPC technology areas. See the ranking
  • Inside parent class D04, the largest sibling subclass is D04B with 1,864 grants. Explore D04B

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

Methodology - D04H figures are USPTO PatentsView granted-utility totals for this subclass (3,452 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.