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CPC
D21H21/50

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DTEXTILES PAPER D21Papermaking D21HPULP COMPOSITIONS PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D IMPREGNATING OR COATING OF PAPER TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G PAPER NOT OTHERWISE PROVIDED FOR D21H21/00Non-fibrous material added to the pulp, characterised by its function, form or properties Paper-impregnating or coating material, characterised by its function, form or properties

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D21H21/50characterised by form

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Fibrous structure-containing articles
- Patent number 12,168,854
- Issue date Dec 17, 2024
- The Procter & Gamble Company
- Christopher Michael Young
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Fibrous structure-containing articles
- Patent number 11,591,754
- Issue date Feb 28, 2023
- The Procter & Gamble Company
- Christopher Michael Young
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Fast-wetting coform fibrous structures
- Patent number 11,408,126
- Issue date Aug 9, 2022
- The Procter & Gamble Company
- Christopher Michael Young
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for production of film comprising microfibrillated cellulose
- Patent number 11,319,671
- Issue date May 3, 2022
- Stora Enso Oyj
- Kaj Backfolk
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dry polymer application method
- Patent number 11,214,926
- Issue date Jan 4, 2022
- Ecolab USA Inc.
- Robert M. Lowe
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Surfactant compositions and use thereof as inverter of water-in-oil...
- Patent number 11,167,257
- Issue date Nov 9, 2021
- Ecolab USA Inc.
- Michael L. Braden
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Boronic acid containing polymers for papermaking process
- Patent number 11,035,080
- Issue date Jun 15, 2021
- Ecolab USA Inc.
- Zhiyi Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fibrous structure containing articles
- Patent number 11,015,296
- Issue date May 25, 2021
- The Procter & Gamble Company
- Christopher Michael Young
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Sheet manufacturing apparatus, sheet manufacturing method, resin po...
- Patent number 10,843,373
- Issue date Nov 24, 2020
- Seiko Epson Corporation
- Yoshihiro Ueno
- B32 - LAYERED PRODUCTS
Information Patent Grant
Coating composition and coated paper and coated paperboard
- Patent number 10,519,603
- Issue date Dec 31, 2019
- Imerys USA, Inc.
- Anthony Lyons
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Coating composition and coated paper and coated paperboard
- Patent number 10,450,704
- Issue date Oct 22, 2019
- Imerys USA, Inc.
- Anthony Lyons
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fibrous structure-containing articles
- Patent number 10,385,515
- Issue date Aug 20, 2019
- The Procter & Gamble Company
- Christopher Michael Young
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method for coloration and treatment of substrates
- Patent number 9,945,072
- Issue date Apr 17, 2018
- University of Leeds
- Stephen Martin Burkinshaw
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Cigarette paper with filler material with special particle size dis...
- Patent number 9,414,626
- Issue date Aug 16, 2016
- Delfortgroup AG
- Dieter Möhring
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Coated paper having a coating structure with controlled distributio...
- Patent number 8,993,106
- Issue date Mar 31, 2015
- LG Chem, Ltd.
- Seung-Uk Yeu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for sizing paper and similar products
- Patent number 5,407,537
- Issue date Apr 18, 1995
- Exxon Chemical Patents Inc.
- Alberto Malatesta
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3700536
- Patent number 3,700,536
- Issue date Oct 24, 1972
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF MAKING FIRE RETARDANT MATERIALS AND RELATED PRODUCTS
- Publication number 20240191430
- Publication date Jun 13, 2024
- ClLEANFIBER INC..
- Jonathan Strimling
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FIBROUS STRUCTURE-CONTAINING ARTICLES
- Publication number 20230167611
- Publication date Jun 1, 2023
- The Procter & Gamble Company
- Christopher Michael Young
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
Fast-Wetting Coform Fibrous Structures
- Publication number 20220364308
- Publication date Nov 17, 2022
- The Procter & Gamble Company
- Christopher Michael Young
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Fibrous Structure-Containing Articles
- Publication number 20210277606
- Publication date Sep 9, 2021
- The Procter & Gamble Company
- Christopher Michael Young
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Application
WRAPPER COMPRISING METAL PARTICLES
- Publication number 20210254287
- Publication date Aug 19, 2021
- KT&G Corporation
- Yong Sook JIN
- B22 - CASTING POWDER METALLURGY
Information Patent Application
WATER-SOLUBLE COPOLYMERS
- Publication number 20210108013
- Publication date Apr 15, 2021
- Wacker Chemie AG
- Abdulmajid HASHEMZADEH
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Fast-Wetting Coform Fibrous Structures
- Publication number 20210047782
- Publication date Feb 18, 2021
- The Procter & Gamble Company
- Christopher Michael Young
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
DRY POLYMER APPLICATION METHOD
- Publication number 20200248409
- Publication date Aug 6, 2020
- ECOLAB USA INC.
- Robert M. Lowe
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FIBROUS STRUCTURE CONTAINING ARTICLES
- Publication number 20190338467
- Publication date Nov 7, 2019
- The Procter & Gamble Company
- Christopher Michael Young
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COATING COMPOSITION AND COATED PAPER AND COATED PAPERBOARD
- Publication number 20190284763
- Publication date Sep 19, 2019
- Imerys USA, Inc.
- Anthony LYONS
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SURFACTANT COMPOSITIONS AND USE THEREOF AS INVERTER OF WATER-IN-OIL...
- Publication number 20190201858
- Publication date Jul 4, 2019
- ECOLAB USA INC.
- Michael L. Braden
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR PRODUCTION OF FILM COMPRISING MICROFIBRILLATED CELLULOSE
- Publication number 20190024318
- Publication date Jan 24, 2019
- STORA ENSO OYJ
- Kaj Backfolk
- B82 - NANO-TECHNOLOGY
Information Patent Application
BORONIC ACID CONTAINING POLYMERS FOR PAPERMAKING PROCESS
- Publication number 20180327972
- Publication date Nov 15, 2018
- ECOLAB USA INC.
- Zhiyi ZHANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Fibrous Structure-Containing Articles that Exhibit Consumer Relevan...
- Publication number 20180105991
- Publication date Apr 19, 2018
- The Procter & Gamble Company
- Christopher Michael Young
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COATING COMPOSITION AND COATED PAPER AND COATED PAPERBOARD
- Publication number 20140370273
- Publication date Dec 18, 2014
- Imerys Pigments, Inc.
- Anthony Lyons
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COATED PAPER HAVING A COATING STRUCTURE WITH CONTROLLED DISTRIBUTIO...
- Publication number 20130288030
- Publication date Oct 31, 2013
- LG CHEM, LTD.
- Seung-Uk Yeu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Thermally Expandable Crimped Hollow Fibers and Methods of Using Same
- Publication number 20130040121
- Publication date Feb 14, 2013
- International Paper Company
- KAPIL M. SINGH
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
COATED SUBSTRATE AND METHOD FOR THE PREPARATION THEREOF
- Publication number 20120107533
- Publication date May 3, 2012
- Akzo Nobel Chemicals International B.V.
- Kjell Rune Andersson
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

characterised by form

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Fibrous structure-containing articles

Fibrous structure-containing articles

Fast-wetting coform fibrous structures

Process for production of film comprising microfibrillated cellulose

Dry polymer application method

Surfactant compositions and use thereof as inverter of water-in-oil...

Boronic acid containing polymers for papermaking process

Fibrous structure containing articles

Sheet manufacturing apparatus, sheet manufacturing method, resin po...

Coating composition and coated paper and coated paperboard

Coating composition and coated paper and coated paperboard

Fibrous structure-containing articles

Method for coloration and treatment of substrates

Cigarette paper with filler material with special particle size dis...

Coated paper having a coating structure with controlled distributio...

Process for sizing paper and similar products

3700536

Patents Applicationslast 30 patents

METHOD OF MAKING FIRE RETARDANT MATERIALS AND RELATED PRODUCTS

FIBROUS STRUCTURE-CONTAINING ARTICLES

Fast-Wetting Coform Fibrous Structures

Fibrous Structure-Containing Articles

WRAPPER COMPRISING METAL PARTICLES

WATER-SOLUBLE COPOLYMERS

Fast-Wetting Coform Fibrous Structures

DRY POLYMER APPLICATION METHOD

FIBROUS STRUCTURE CONTAINING ARTICLES

COATING COMPOSITION AND COATED PAPER AND COATED PAPERBOARD

SURFACTANT COMPOSITIONS AND USE THEREOF AS INVERTER OF WATER-IN-OIL...

PROCESS FOR PRODUCTION OF FILM COMPRISING MICROFIBRILLATED CELLULOSE

BORONIC ACID CONTAINING POLYMERS FOR PAPERMAKING PROCESS

Fibrous Structure-Containing Articles that Exhibit Consumer Relevan...

COATING COMPOSITION AND COATED PAPER AND COATED PAPERBOARD

COATED PAPER HAVING A COATING STRUCTURE WITH CONTROLLED DISTRIBUTIO...

Thermally Expandable Crimped Hollow Fibers and Methods of Using Same

COATED SUBSTRATE AND METHOD FOR THE PREPARATION THEREOF