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D21H13/46
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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
D21H13/00
Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
Current Industry
D21H13/46
Non-siliceous fibres
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Patents Grants
last 30 patents
Information
Patent Grant
Ultralong hydroxyapatite nanowire/microwire, method of preparing sa...
Patent number
9,822,488
Issue date
Nov 21, 2017
Shanghai Institute of Ceramics, Chinese Academy of Sciences
Yingjie Zhu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Heat resistance using titanium dioxide nanofibers
Patent number
9,683,362
Issue date
Jun 20, 2017
The Boeing Company
John N. Harris
E04 - BUILDING
Information
Patent Grant
Method for forming an anisotropic conductive paper and a paper thus...
Patent number
9,169,601
Issue date
Oct 27, 2015
CONDALIGN AS
Geir Helgesen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Pellet comprising aramid pulp and filler material
Patent number
9,023,178
Issue date
May 5, 2015
Teijin Aramid GmbH
Andreas Paul Benno Wodetzki
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Heat resistance using titanium dioxide nanofibers
Patent number
8,916,082
Issue date
Dec 23, 2014
The Boeing Company
John N. Harris
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Composite graphene oxide-polymer laminate and method
Patent number
8,709,213
Issue date
Apr 29, 2014
Northwestern University
Owen C. Compton
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Boron nitride-based fiber paper and manufacturing process thereof
Patent number
8,025,766
Issue date
Sep 27, 2011
Teijin Limited
Hiroaki Kuwahara
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Nonwoven mat, method for production thereof and fibre composite
Patent number
7,816,290
Issue date
Oct 19, 2010
Frenzelit-Werke GmbH & Co., K.G.
Wilfried Erb
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process and apparatus for making a sheet of refractory fibers using...
Patent number
6,616,802
Issue date
Sep 9, 2003
FiberMark, Inc.
Homan B. Kinsley
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Friction facing composition and method of manufacture
Patent number
6,534,565
Issue date
Mar 18, 2003
Delphi Technologies, Inc.
Thomas Haley Gardner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of making multilayer sheets for firestops or mounting mats
Patent number
6,458,418
Issue date
Oct 1, 2002
3M Innovative Properties Company
Roger L. Langer
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Nonwoven fabric for separator of non-aqueous electrolyte battery an...
Patent number
6,200,706
Issue date
Mar 13, 2001
Mitsubishi Paper Mills Limited
Tetsuya Ashida
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Gypsum microfiber sheet material
Patent number
5,401,588
Issue date
Mar 28, 1995
Georgia-Pacific Resins Inc.
Chad E. Garvey
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Sheet prepared by wet means and usable as a backing for a covering...
Patent number
5,091,055
Issue date
Feb 25, 1992
Arjomari Europe
Pierre Fredenucci
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Thermal insulating, high temperature resistant composite
Patent number
4,943,465
Issue date
Jul 24, 1990
The Carborundum Company
Douglas J. Bailey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Neutral sized paper for use in the production of gypsum wallboard
Patent number
4,853,085
Issue date
Aug 1, 1989
United States Gypsum Company
Norman E. Johnstone
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Multilayered thermal insulation formed of zirconia bonded layers of...
Patent number
4,770,930
Issue date
Sep 13, 1988
Martin Marietta Energy Systems, Inc.
George E. Wrenn
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Material in sheet form, convertible into a finished product by moul...
Patent number
4,645,565
Issue date
Feb 24, 1987
Arjomari-Prioux
Antoine Vallee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Laminated board lined with thermally and electrically conductive ma...
Patent number
4,578,308
Issue date
Mar 25, 1986
Mitsubishi Denki Kabushiki Kaisha
Kiyoshi Hani
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper having calcium sulfate mineral filler for use in the producti...
Patent number
4,548,676
Issue date
Oct 22, 1985
United States Gypsum Company
Norman E. Johnstone
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper having calcium sulfate mineral filler for use in the producti...
Patent number
4,470,877
Issue date
Sep 11, 1984
United States Gypsum Company
Norman E. Johnstone
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Thermocatalytic reactor and process for producing same
Patent number
4,455,196
Issue date
Jun 19, 1984
Thermocatalytic Corporation
Laurence B. Craig
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Paper having mineral filler for use in the production of gypsum wal...
Patent number
4,372,814
Issue date
Feb 8, 1983
United States Gypsum Company
Norman E. Johnstone
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
3092247
Patent number
3,092,247
Issue date
Jun 4, 1963
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
3030183
Patent number
3,030,183
Issue date
Apr 17, 1962
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Patents Applications
last 30 patents
Information
Patent Application
CERAMIC PAPER AND METHOD FOR PREPARING SAME
Publication number
20240003088
Publication date
Jan 4, 2024
ENVIONEER CO., LTD
Jeong Cheol HAN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FIBER DIAMETER MEASURING DEVICE, INORGANIC FIBER SHEET PRODUCING DE...
Publication number
20230143567
Publication date
May 11, 2023
MAFTEC CO., LTD.
Shinji SHINDO
D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information
Patent Application
ELECTRONIC CIRCUIT HAVING GRAPHENE OXIDE PAPER SUBSTRATE AND METHOD...
Publication number
20230049337
Publication date
Feb 16, 2023
The Royal Institution for the advancement of Learning/McGill University
Thomas SZKOPEK
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Ultralong Hydroxyapatite Nanowire/Microwire, Method of Preparing Sa...
Publication number
20170022668
Publication date
Jan 26, 2017
SHANGHAI INSTITUTE OF CERAMICS, CHINESE ACADEMY OF SCIENCES
Yingjie Zhu
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
PELLET COMPRISING ARAMID PULP AND FILLER MATERIAL
Publication number
20140299285
Publication date
Oct 9, 2014
Andreas Paul Benno Wodetzki
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
PROCESS FOR OBTAINING MAGNETIC CELLULOSE PAPER AND THE RESPECTIVE P...
Publication number
20140231035
Publication date
Aug 21, 2014
Nathan Tafla Rabinovitch
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
HEAT RESISTANCE USING TITANIUM DIOXIDE NANOFIBERS
Publication number
20130295809
Publication date
Nov 7, 2013
John N. Harris
E04 - BUILDING
Information
Patent Application
METHOD FOR FORMING AN ANISOTROPIC CONDUCTIVE PAPER AND A PAPER THUS...
Publication number
20130264019
Publication date
Oct 10, 2013
CONDALIGN AS
Geir Helgesen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SELF-ADHESIVE FIBER MAT
Publication number
20120190264
Publication date
Jul 26, 2012
Shamsheer Mahammad
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Application
Composite graphene oxide-polymer laminate and method
Publication number
20110256376
Publication date
Oct 20, 2011
Northwestern University
Owen C. Compton
B32 - LAYERED PRODUCTS
Information
Patent Application
Heat Resistance Using Titanium Dioxide Nanofibers
Publication number
20100285264
Publication date
Nov 11, 2010
The Boeing Company
John N. Harris
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
BORON NITRIDE-BASED FIBER PAPER AND MANUFACTURING PROCESS THEREOF
Publication number
20100108276
Publication date
May 6, 2010
TEIJIN LIMITED
Hiroaki Kuwahara
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Nonwoven mat, method for production thereof and fibre composite
Publication number
20070123132
Publication date
May 31, 2007
FRENZELIT-WERKE GMBH&CO., K.G.
Wilfried Erb
B32 - LAYERED PRODUCTS
Information
Patent Application
.FRICTION FACING COMPOSITION AND METHOD OF MANUFACTURE
Publication number
20030041524
Publication date
Mar 6, 2003
Delphi Technologies, Inc.
Thomas Haley Gardner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Fire resistant material
Publication number
20020004127
Publication date
Jan 10, 2002
John Oliver Bowman
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method of making multilayer sheets for firestops or mounting mats
Publication number
20010046456
Publication date
Nov 29, 2001
Roger L. Langer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL