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D21H13/02
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D
TEXTILES PAPER
D21
Papermaking
D21H
PULP 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
D21H13/00
Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
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D21H13/02
Synthetic cellulose fibres
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Patents Grants
last 30 patents
Information
Patent Grant
Environmentally-friendly method for enhancing mechanical properties...
Patent number
11,840,806
Issue date
Dec 12, 2023
Zhejiang University of Science and Technology
Huifang Zhao
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Synthesis of re-pulpable temporary wet strength polymer for tissue...
Patent number
11,345,807
Issue date
May 31, 2022
Buckman Laboratories International, Inc.
Ahmed Moustafa
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Processing of chemically modified cellulosic fibres
Patent number
11,286,601
Issue date
Mar 29, 2022
ConvaTec Technologies, Inc.
Wayne Lee Bonnefin
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Process for making absorbent towel and soft sanitary tissue paper w...
Patent number
11,111,344
Issue date
Sep 7, 2021
Mercer International Inc.
Tobias Ziegenbein
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of producing a fibrous web
Patent number
11,085,151
Issue date
Aug 10, 2021
Paptic Oy
Tuomas Mustonen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polysaccharide fibers and method for producing same
Patent number
11,001,941
Issue date
May 11, 2021
NUTRITION & BIOSCIENCES USA 4, INC.
Gregor Kraft
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Separator for electrochemical elements, and electrochemical element...
Patent number
10,964,986
Issue date
Mar 30, 2021
Mitsubishi Paper Mills Limited
Keisuke Ooyama
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Increased drainage performance in papermaking systems using microfi...
Patent number
10,851,498
Issue date
Dec 1, 2020
Solenis Technologies, L.P.
Jonathan M McKay
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for making absorbent towel and soft sanitary tissue paper webs
Patent number
10,731,295
Issue date
Aug 4, 2020
Mercer International Inc.
Tobias Ziegenbein
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Absorbent towel products comprising nanofilaments
Patent number
10,711,112
Issue date
Jul 14, 2020
Mercer International, Inc.
Tobias Ziegenbein
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Sanitary tissue products comprising nanofilaments
Patent number
10,703,871
Issue date
Jul 7, 2020
Mercer International, Inc.
Tobias Ziegenbein
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Single-layer lithium ion battery separators exhibiting low shrinkag...
Patent number
10,700,326
Issue date
Jun 30, 2020
Dreamweaver International, Inc.
Brian G. Morin
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for using and producing paper based on natural cellulose fi...
Patent number
10,689,808
Issue date
Jun 23, 2020
FACULDADE DE CIENCIAS E TECNOLOGIA DA UNIVERSIDADE NOVA DE LISBOA
Rodrigo Ferrão De Paiva Martins
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for making tissue or towel products comprising nanofilaments
Patent number
10,570,261
Issue date
Feb 25, 2020
Mercer International Inc.
Tobias Ziegenbein
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Soft tissue comprising synthetic fibers
Patent number
10,501,892
Issue date
Dec 10, 2019
Kimberly-Clark Worldwide, Inc.
Thomas Gerard Shannon
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Oxygen barriers based on modified cellulose fibers
Patent number
10,351,632
Issue date
Jul 16, 2019
BillerudKorsnäs AB
Per Larsson
B32 - LAYERED PRODUCTS
Information
Patent Grant
Surface-modified cellulose nanofibres, bio composite resin composit...
Patent number
10,266,688
Issue date
Apr 23, 2019
Teknologian tutkimuskeskus VTT Oy
Sanna Virtanen
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Fiber manufacturing method, non-woven fabric manufacturing method,...
Patent number
10,052,807
Issue date
Aug 21, 2018
FUJIFILM Corporation
Yukihiro Katai
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Fibrillated blend of lyocell low DP pulp
Patent number
9,845,575
Issue date
Dec 19, 2017
International Paper Company
John A. Westland
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Dry cellulose filaments and the method of making the same
Patent number
9,803,320
Issue date
Oct 31, 2017
FPInnovations
Gilles Marcel Dorris
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Separator for electrochemical element, process for producing separa...
Patent number
9,653,717
Issue date
May 16, 2017
Mitsubishi Paper Mills Limited
Hiroo Kaji
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for making paper and nonwoven articles comprising synthetic...
Patent number
9,617,685
Issue date
Apr 11, 2017
Eastman Chemical Company
Mark Dwight Clark
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Water-dispersible paper
Patent number
9,388,532
Issue date
Jul 12, 2016
Nippon Paper Papylia Co., Ltd.
Munenaka Koyama
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper and nonwoven articles comprising synthetic microfiber binders
Patent number
9,303,357
Issue date
Apr 5, 2016
Eastman Chemical Company
Mark Dwight Clark
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Dried highly fibrillated cellulose fiber
Patent number
9,222,222
Issue date
Dec 29, 2015
Weyerhaeuser NR Company
Andrew J. Dodd
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for spinning anionically modified cellulose and fibres made...
Patent number
9,187,848
Issue date
Nov 17, 2015
SAPPI Netherlands Services B.V.
Ian Graveson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for dry spinning neutral and anionically modified cellulose...
Patent number
9,103,069
Issue date
Aug 11, 2015
SAPPI Netherlands Services B.V.
Ian Graveson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fibrillated blend of lyocell and cellulosic low DP pulp
Patent number
8,894,812
Issue date
Nov 25, 2014
Weyerhaeuser NR Company
John A. Westland
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Inkjet media
Patent number
8,865,277
Issue date
Oct 21, 2014
Hewlett-Packard Development Company, L.P.
Xiaoqi Zhou
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for the production of a composition comprising fibrillated...
Patent number
8,728,273
Issue date
May 20, 2014
Stora Enso Oyj
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
DISPERSION, COMPOSITE, AND PRODUCING METHODS THEREFOR
Publication number
20240183107
Publication date
Jun 6, 2024
YOKOGAWA ELECTRIC CORPORATION
Makoto MOCHIDUKI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Flexible Soft Wipe Comprising Individualized Bast Fibers
Publication number
20230349101
Publication date
Nov 2, 2023
Schweitzer-Mauduit International, Inc.
Arthur Gouth
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Application
ENVIRONMENTALLY-FRIENDLY METHOD FOR ENHANCING MECHANICAL PROPERTIES...
Publication number
20230340727
Publication date
Oct 26, 2023
Zhejiang University of Science and Technology
Huifang ZHAO
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
BACTERIAL CELLULOSE PAPER-BASED FLEXIBLE ELECTRONICS EMPLOYING NANO...
Publication number
20210028324
Publication date
Jan 28, 2021
Board of Regents, The University of Texas System
Brian A. Korgel
B82 - NANO-TECHNOLOGY
Information
Patent Application
SINGLE-LAYER LITHIUM ION BATTERY SEPARATORS EXHIBITING HIGH LOW-SHR...
Publication number
20200403202
Publication date
Dec 24, 2020
DREAMWEAVER INTERNATIONAL, INC.
Brian G. Morin
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESSING OF CHEMICALLY MODIFIED CELLULOSIC FIBRES
Publication number
20200299865
Publication date
Sep 24, 2020
ConvaTec Technologies Inc.
Wayne Lee BONNEFIN
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Method of producing a fibrous web
Publication number
20200283958
Publication date
Sep 10, 2020
Paptic Oy
Tuomas Mustonen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR MAKING ABSORBENT TOWEL AND SOFT SANITARY TISSUE PAPER W...
Publication number
20200140634
Publication date
May 7, 2020
Mercer International Inc.
Tobias Ziegenbein
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Synthesis Of Re-Pulpable Temporary Wet Strength Polymer For Tissue...
Publication number
20200140671
Publication date
May 7, 2020
Buckman Laboratories International, Inc.
Ahmed MOUSTAFA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ABSORBENT TOWEL PRODUCTS COMPRISING NANOFILAMENTS
Publication number
20200024413
Publication date
Jan 23, 2020
Mercer International Inc.
Tobias Ziegenbein
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SANITARY TISSUE PRODUCTS COMPRISING NANOFILAMENTS
Publication number
20200024412
Publication date
Jan 23, 2020
Mercer International Inc.
Tobias Ziegenbein
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR MAKING ABSORBENT TOWEL AND SOFT SANITARY TISSUE PAPER WEBS
Publication number
20200024803
Publication date
Jan 23, 2020
Mercer International Inc.
Tobias Ziegenbein
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
BACTERIAL CELLULOSE PAPER-BASED FLEXIBLE ELECTRONICS EMPLOYING NANO...
Publication number
20190305158
Publication date
Oct 3, 2019
Board of Regents, The University of Texas System
Brian A. Korgel
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SEPARATOR FOR ELECTROCHEMICAL ELEMENTS, AND ELECTROCHEMICAL ELEMENT...
Publication number
20190252661
Publication date
Aug 15, 2019
MITSUBISHI PAPER MILLS LIMITED
Keisuke OOYAMA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SOFT TISSUE COMPRISING SYNTHETIC FIBERS
Publication number
20190161916
Publication date
May 30, 2019
Kimberly-Clark Worldwide, Inc.
Thomas Gerard Shannon
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
OXYGEN BARRIERS BASED ON MODIFIED CELLULOSE FIBERS
Publication number
20180194863
Publication date
Jul 12, 2018
Per Larsson
B32 - LAYERED PRODUCTS
Information
Patent Application
FIBRILLATED BLEND OF LYOCELL LOW DP PULP
Publication number
20180105985
Publication date
Apr 19, 2018
International Paper Company
John A. Westland
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
INCREASED DRAINAGE PERFORMANCE IN PAPERMAKING SYSTEMS USING MICROFI...
Publication number
20180080175
Publication date
Mar 22, 2018
SOLENIS TECHNOLOGIES, L.P.
Jonathan M. McKay
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
POWDER OF FRAGMENTS OF AT LEAST ONE POLYMERIC NANOFIBER
Publication number
20180030623
Publication date
Feb 1, 2018
Universitaet Bayreuth
Andreas GREINER
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
PROCESS FOR MAKING TISSUE OR TOWEL PRODUCTS COMPRISING NANOFILAMENTS
Publication number
20180002502
Publication date
Jan 4, 2018
Mercer International Inc.
Tobias Ziegenbein
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Fibrous Structures Different Fibrous Elements
Publication number
20170282522
Publication date
Oct 5, 2017
The Procter & Gamble Company
David William Cabell
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Fibrous Structures with Improved Tewl Properties
Publication number
20170282525
Publication date
Oct 5, 2017
The Procter & Gamble Company
David William Cabell
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Fibrous Structures with Improved Surface Properties
Publication number
20170282519
Publication date
Oct 5, 2017
The Procter & Gamble Company
David William Cabell
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Fibrous Structures with Improved Surface Properties
Publication number
20170282517
Publication date
Oct 5, 2017
The Procter & Gamble Company
David William Cabell
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Fibrous Structures Different Fibrous Elements
Publication number
20170282520
Publication date
Oct 5, 2017
The Procter & Gamble Company
David William Cabell
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Fibrous Structures Different Fibrous Elements
Publication number
20170284025
Publication date
Oct 5, 2017
The Procter & Gamble Company
David William Cabell
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Fibrous Structures with Improved Surface Properties
Publication number
20170282518
Publication date
Oct 5, 2017
The Procter & Gamble Company
David William Cabell
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Hydroxyl Polymer Fiber Fibrous Structures and Processes for Making...
Publication number
20160138225
Publication date
May 19, 2016
The Procter & Gamble Company
Daid William Cabell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESSING OF CHEMICALLY MODIFIED CELLULOSIC FIBRES
Publication number
20150354096
Publication date
Dec 10, 2015
ConvaTec Technologies Inc.
Wayne Lee BONNEFIN
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
METHOD AND A SYSTEM FOR ISOLATING XYLAN FROM PLANT MATERIAL, AS WEL...
Publication number
20150064331
Publication date
Mar 5, 2015
UPM-Kymmene Corporation
Björn Krogerus
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES