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D21H17/48
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Parent Industries
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
D21H17/00
Non-fibrous material added to the pulp, characterised by its constitution Paper-impregnating material characterised by its constitution
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D21H17/48
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Patents Grants
last 30 patents
Information
Patent Grant
Preparation method of tea residue fiber raw materials and applicati...
Patent number
12,123,142
Issue date
Oct 22, 2024
Pengji Chen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Carbon fiber sheet and method for manufacturing carbon fiber sheet
Patent number
11,168,445
Issue date
Nov 9, 2021
Honda Motor Co., Ltd.
Tomoko Tamai
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Aramid paper suitable for use in electronic applications
Patent number
11,111,632
Issue date
Sep 7, 2021
Teijin Aramid B.V.
Antonius Hendriks
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Biocidal resin composition including one or a plurality of resins s...
Patent number
11,019,824
Issue date
Jun 1, 2021
Luis Alberto Amestica Salazar
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Method and apparatus for manufacturing printing paper for decorativ...
Patent number
10,946,692
Issue date
Mar 16, 2021
Ricoh Company, Ltd.
Yoshihiro Moriya
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method for producing roll-type gas diffusion layer having excellent...
Patent number
10,923,732
Issue date
Feb 16, 2021
Kolon Industries, Inc.
Joon Young Yoon
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Friction material comprising aramid
Patent number
10,774,892
Issue date
Sep 15, 2020
Teijin Aramid B.V.
Walter Nijhuis
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for suppressing pitch formation
Patent number
10,519,598
Issue date
Dec 31, 2019
KURITA WATER INDUSTRIES LTD.
Satoshi Wada
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of producing structure for producing casting, and structure...
Patent number
9,719,211
Issue date
Aug 1, 2017
Kao Corporation
Haruki Ikenaga
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for coating a paper web
Patent number
9,644,321
Issue date
May 9, 2017
VITS TECHNOLOGY GMBH
Peter Hauer
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Modified phenolic resins for making composite products
Patent number
9,598,600
Issue date
Mar 21, 2017
Georgia-Pacific Chemicals LLC
Ramji Srinivasan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing a decorative film, as well as a decorative panel
Patent number
9,033,486
Issue date
May 19, 2015
Trespa International B.V.
Stefan Henri Dominique Maria Symkens
B44 - DECORATIVE ARTS
Information
Patent Grant
Decorative laminate and method for manufacturing same
Patent number
8,865,317
Issue date
Oct 21, 2014
Wilsonart LLC
Robert R. Krebs
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus and method for producing waterproof structural corrugated...
Patent number
8,631,848
Issue date
Jan 21, 2014
Michael B. Hladilek
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Compressible decorative paper impregnating agent which can be print...
Patent number
8,460,767
Issue date
Jun 11, 2013
Schoeller Technocell GmbH & Co. KG
Rijk van der Zwan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for increasing the dry strength of paper, board and cardboard
Patent number
8,404,083
Issue date
Mar 26, 2013
BASF SE
Hans-Joachim Haehnle
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Honeycomb having a high compression strength and articles made from...
Patent number
8,268,434
Issue date
Sep 18, 2012
E I du Pont de Nemours and Company
Mikhail R. Levit
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus and method for producing waterproof structural corrugated...
Patent number
7,998,300
Issue date
Aug 16, 2011
Michael B. Hladilek
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Phenol resin, use of a phenol resin as well as moulded product form...
Patent number
7,935,778
Issue date
May 3, 2011
Trespa International B.V.
Gerardus Wilhelmus Schuren
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Honeycomb from paper having a high melt point thermoplastic fiber
Patent number
7,771,810
Issue date
Aug 10, 2010
E. I. Du Pont de Nemours and Company
Mikhail R. Levit
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Nonwoven fibrous mat for MERV filter and method
Patent number
7,582,132
Issue date
Sep 1, 2009
Johns Manville
Alan Michael Jaffee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Wet-laid friction material, system and method
Patent number
7,488,401
Issue date
Feb 10, 2009
Sulzer Friction Systems (US) Inc.
James Martin Lee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Carbon fiber paper construction and manufacturing process
Patent number
7,390,476
Issue date
Jun 24, 2008
Feng Chia University
Tse-Hao Ko
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Wet type friction material
Patent number
7,326,742
Issue date
Feb 5, 2008
Toyota Jidosha Kabushiki Kaisha
Masataka Kawabata
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Porous carbon electrode substrate and its production method and car...
Patent number
7,297,445
Issue date
Nov 20, 2007
Mitsubishi Rayon Co., Ltd.
Makoto Nakamura
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fire-resistant panel comprising loess and fire-resistant decorative...
Patent number
7,211,529
Issue date
May 1, 2007
LG Chem, Ltd.
Kwang-Min Kim
B44 - DECORATIVE ARTS
Information
Patent Grant
Fire-resistant panel comprising loess and fire-resistant decorative...
Patent number
6,960,543
Issue date
Nov 1, 2005
LG Chem, Ltd.
Kwang-Min Kim
B44 - DECORATIVE ARTS
Information
Patent Grant
Fiber glass mat, method and laminate
Patent number
6,883,575
Issue date
Apr 26, 2005
Johns Manville International, Inc.
Alan Michael Jaffee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Resin composition for use in manufacturing wet friction materials a...
Patent number
6,831,146
Issue date
Dec 14, 2004
Sumitomo Bakelite Company Limited
Hiroshi Aiba
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of making a dry bonded paperboard structure
Patent number
6,783,623
Issue date
Aug 31, 2004
Sonoco Development, Inc.
Jeremy E. Morin
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING WET-RUNNING FRICTION PAPER
Publication number
20240035235
Publication date
Feb 1, 2024
SCHAEFFLER TECHNOLOGIES AG & CO. KG
Stefan STEINMETZ
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Preparation Method of Tea Residue Fiber Raw Materials and Applicati...
Publication number
20240018722
Publication date
Jan 18, 2024
ZENCE OBJECT TECHNOLOGY (SHENZHEN) CO., LTD.
PENGJI CHEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Resin-Impregnated Fibrous Material in the Form of a Sheet or a Web
Publication number
20230279613
Publication date
Sep 7, 2023
BASF SE
Manfred BIEHLER
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Cleaning sheet, manufacturing method of semiconductor device and ma...
Publication number
20220250285
Publication date
Aug 11, 2022
TOHOKU BUTSURYU Co., Ltd.
Kenji MAEYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PRODUCING WET-RUNNING FRICTION PAPER, AND WET-RUNNING FR...
Publication number
20220243779
Publication date
Aug 4, 2022
SCHAEFFLER TECHNOLOGIES AG & CO. KG
Stefan Steinmetz
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
THERMAL INSULATING PAPER AND METHOD FOR PRODUCING A THERMAL INSULAT...
Publication number
20220025581
Publication date
Jan 27, 2022
SCHAEFFLER TECHNOLOGIES AG & CO. KG
Stefan Steinmetz
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ARAMID PAPER SUITABLE FOR USE IN ELECTRONIC APPLICATIONS
Publication number
20190376237
Publication date
Dec 12, 2019
TEIJIN ARAMID B.V.
Antonius HENDRIKS
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
FRICTION MATERIAL COMPRISING ARAMID
Publication number
20190211895
Publication date
Jul 11, 2019
TEIJIN ARAMID B.V.
Walter NIJHUIS
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
POROUS BASE MATERIAL, POROUS ELECTRODE, CARBON FIBER PAPER, METHOD...
Publication number
20190148739
Publication date
May 16, 2019
MITSUBISHI CHEMICAL CORPORATION
Hiroto TATSUNO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MANUFACTURING OF DECORATIVE LAMINATES BY INKJET
Publication number
20170058456
Publication date
Mar 2, 2017
AGFA GRAPHICS NV
Johan LOCCUFIER
B32 - LAYERED PRODUCTS
Information
Patent Application
BIOCIDAL RESIN COMPOSITION INCLUDING ONE OR A PLURALITY OF RESINS S...
Publication number
20160353742
Publication date
Dec 8, 2016
Luis Alberto AMESTICA SALAZAR
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
METHOD OF PRODUCING STRUCTURE FOR PRODUCING CASTING, AND STRUCTURE...
Publication number
20150361619
Publication date
Dec 17, 2015
KAO CORPORATION
Haruki IKENAGA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PITCH INHIBITOR, PITCH INHIBITION METHOD, AND PROCESS FOR PRODUCING...
Publication number
20150322629
Publication date
Nov 12, 2015
KURITA WATER INDUSTRIES LTD.
Satoshi WADA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CORE STRUCTURES COMPRISING TANNIN RESIN
Publication number
20130183484
Publication date
Jul 18, 2013
E I DU PONT DE NEMOURS AND COMPANY
Jill A. Conley
B32 - LAYERED PRODUCTS
Information
Patent Application
METHOD FOR PRODUCING A DECORATIVE FILM, AS WELL AS A DECORATIVE PANEL
Publication number
20130078437
Publication date
Mar 28, 2013
TRESPA INTERNATIONAL B.V.
Stefan Henri Dominique Maria Symkens
B44 - DECORATIVE ARTS
Information
Patent Application
FIBERIZED THERMOSET BINDER AND METHOD OF USING
Publication number
20120244337
Publication date
Sep 27, 2012
Owens Corning Intellectual Capital, LLC
Patrick Michael Gavin
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
PAPER LAMINATES COMPRISING TUNGSTEN TREATED TITANIUM DIOXIDE HAVING...
Publication number
20120216976
Publication date
Aug 30, 2012
E.I. DuPont de Nemours and Company
John Davis Bolt
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DECORATIVE LAMINATE AND METHOD FOR MANUFACTURING SAME
Publication number
20120107608
Publication date
May 3, 2012
Robert R. Krebs
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Folded Core Having a High Compression Modulus and Articles Made fro...
Publication number
20110244193
Publication date
Oct 6, 2011
E.I. du Pont de Nemours and Company
Rainer Kehrle
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Application
METHOD OF MANUFACTURING RESINOUS PAPERS, RESINOUS PAPERS, AND THEIR...
Publication number
20110220309
Publication date
Sep 15, 2011
Bernd Conradi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Apparatus and Method for Producing Waterproof Structural Corrugated...
Publication number
20110162793
Publication date
Jul 7, 2011
Michael B. Hladilek
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Application
PROCESS FOR INCREASING THE DRY STRENGTH OF PAPER, BOARD AND CARDBOARD
Publication number
20110132559
Publication date
Jun 9, 2011
BASF SE
Hans-Joachim Haehnle
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Apparatus and Method for Producing Waterproof Structural Corrugated...
Publication number
20110061791
Publication date
Mar 17, 2011
Michael B. Hladilek
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Application
Compressible Decorative Paper Impregnating Agent Which Can Be Print...
Publication number
20100282407
Publication date
Nov 11, 2010
Technocell Dekor GmbH & Co. KG
Rijk van der Zwan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Folded Core Having a High Compression Modulus and Articles Made fro...
Publication number
20100048078
Publication date
Feb 25, 2010
E.I. du Pont de Nemours and Company
RAINER KEHRLE
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
HONEYCOMB HAVING A HIGH COMPRESSION STRENGTH AND ARTICLES MADE FROM...
Publication number
20090155526
Publication date
Jun 18, 2009
E.I. du Pont de Nemours and Company
Mikhail R. Levit
B32 - LAYERED PRODUCTS
Information
Patent Application
Carbonized Paper With High Strength And Its Preparation Method And...
Publication number
20090061275
Publication date
Mar 5, 2009
FENG CHIA UNIVERSITY
Tse-Hao KO
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Process for the Manufacture of Paper and Board
Publication number
20090025895
Publication date
Jan 29, 2009
John Stuart Cowman
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Reducing the Water and Water Vapour Absorbence and Enhancing the Di...
Publication number
20080264587
Publication date
Oct 30, 2008
Simon Champ
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Honeycomb from paper having a high melt point thermoplastic fiber
Publication number
20080145598
Publication date
Jun 19, 2008
Mikhail R. Levit
B32 - LAYERED PRODUCTS