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D21C9/005
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D
TEXTILES PAPER
D21
Papermaking
D21C
PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR
D21C9/00
After-treatment of cellulose pulp
Current Industry
D21C9/005
organic compounds
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Patents Grants
last 30 patents
Information
Patent Grant
Nanocellulose production co-located at a pulp and paper mill
Patent number
12,077,910
Issue date
Sep 3, 2024
GranBio Intellectual Property Holdings, LLC
Kimberly Nelson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Reduction of leachable beta-glucan levels from cellulose-containing...
Patent number
12,053,729
Issue date
Aug 6, 2024
EMD Millipore Corporation
Akshat Gupta
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Tissue products comprising crosslinked fibers
Patent number
11,970,819
Issue date
Apr 30, 2024
Stephen M. Lindsay
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation method and application of multifunctional intelligent c...
Patent number
11,920,305
Issue date
Mar 5, 2024
Northeast Forestry University
Lijuan Wang
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Method for treating a fibrous material comprising nanocellulose wit...
Patent number
11,920,297
Issue date
Mar 5, 2024
Stora Enso Oyj
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Production of modified pulp
Patent number
11,739,477
Issue date
Aug 29, 2023
SCA Forest Products AB
Kent Malmgren
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Reduced furfural content in polyacrylic acid crosslinked cellulose...
Patent number
11,725,339
Issue date
Aug 15, 2023
International Paper Company
Angel Stoyanov
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Reduction of leachable beta-glucan levels from cellulose-containing...
Patent number
11,712,647
Issue date
Aug 1, 2023
EMD Millipore Corporation
Akshat Gupta
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method to produce composite-enhanced market pulp and paper
Patent number
11,634,863
Issue date
Apr 25, 2023
University of Maine System Board of Trustees
Michael A. Bilodeau
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Grafted crosslinked cellulose
Patent number
11,591,429
Issue date
Feb 28, 2023
International Paper Company
Karen Brogan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Strong and tough structural wood materials, and methods for fabrica...
Patent number
11,554,514
Issue date
Jan 17, 2023
University of Maryland, College Park
Liangbing Hu
B32 - LAYERED PRODUCTS
Information
Patent Grant
Method to convert mechanical pulp derived waste material into value...
Patent number
11,486,094
Issue date
Nov 1, 2022
Aalto University Foundation sr
Herbert Sixta
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Pulp, slurry, sheet, laminate, and method for producing pulp
Patent number
11,447,915
Issue date
Sep 20, 2022
Oji Holdings Corporation
Mengchen Zhao
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Modified fiber from shredded pulp sheets, methods, and systems
Patent number
11,339,532
Issue date
May 24, 2022
International Paper Company
Charles E. Miller
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Man-made cellulosic fiber and nonwoven product or fabric comprising...
Patent number
11,313,075
Issue date
Apr 26, 2022
Kelheim Fibres GmbH
Jörg Kühn
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for enhanced oxygen delignification of chemical wood pulps
Patent number
11,193,237
Issue date
Dec 7, 2021
Daniel Joseph Nicholson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Binder compositions for making crosslinked cellulose fiber
Patent number
11,155,963
Issue date
Oct 26, 2021
Rohm and Haas Company
Charles J. Rand
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
High alpha and high intrinsic viscosity pulp production apparatuses...
Patent number
11,142,589
Issue date
Oct 12, 2021
Bracell Bahia Specialty Cellulose SA
André de Azambuja Turqueti
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Strong and tough structural wood materials, and methods for fabrica...
Patent number
11,130,256
Issue date
Sep 28, 2021
University of Maryland, College Park
Liangbing Hu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of making paper and paper with modified cellulose pulps
Patent number
11,047,092
Issue date
Jun 29, 2021
Suzano S.A.
Romolo Ranocchia
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Surface-modified cellulosic materials and methods of producing the...
Patent number
11,035,076
Issue date
Jun 15, 2021
PERFORMANCE BIOFILAMENTS INC.
Gurminder Minhas
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Recovery method for organic acid, and production method for recycle...
Patent number
11,021,839
Issue date
Jun 1, 2021
Unicharm Corporation
Takayoshi Konishi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Reduction of leachable beta-glucan levels from cellulose-containing...
Patent number
11,014,031
Issue date
May 25, 2021
EMD Millipore Corporation
Akshat Gupta
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fine cellulose fiber and production method for same
Patent number
11,015,291
Issue date
May 25, 2021
FUTAMURA KAGAKU KABUSHIKI KAISHA
Lianzhen Lin
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Cellulose composite materials and methods of making and using the same
Patent number
10,995,155
Issue date
May 4, 2021
GP Cellulose GmbH
Arthur J. Nonni
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Fluff dryer machine drainage aid
Patent number
10,988,899
Issue date
Apr 27, 2021
Ecolab USA Inc.
Luiz Wanderley Bratfisch Pace
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Polysaccharide derivatives as optical brightening agents
Patent number
10,988,716
Issue date
Apr 27, 2021
ABO AKADEMI UNIVERSITY
Pedro Fardim
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Modified fiber, methods, and systems
Patent number
10,900,174
Issue date
Jan 26, 2021
International PaperCompany
Charles E. Miller
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and intermediate for the production of highly refined or mic...
Patent number
10,900,169
Issue date
Jan 26, 2021
Stora Enso Oyj
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Chemical efficiency increase in papermaking process
Patent number
10,876,254
Issue date
Dec 29, 2020
Solenis Technologies, L.P.
John C. Harrington
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
REDUCED FURFURAL CONTENT IN POLYACRYLIC ACID CROSSLINKED CELLULOSE...
Publication number
20230383461
Publication date
Nov 30, 2023
International Paper Company
Angel Stoyanov
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CROSSLINKED KRAFT PULP COMPOSITIONS AND METHOD
Publication number
20230383467
Publication date
Nov 30, 2023
International Paper Company
Mengkui Luo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
REDUCTION OF LEACHABLE BETA-GLUCAN LEVELS FROM CELLULOSE-CONTAINING...
Publication number
20230321574
Publication date
Oct 12, 2023
EMD Millipore Corporation
Akshat Gupta
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
GRAFTED CROSSLINKED CELLULOSE
Publication number
20230212341
Publication date
Jul 6, 2023
International Paper Company
Karen Brogan
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
STRONG AND TOUGH STRUCTURAL WOOD MATERIALS, AND METHODS FOR FABRICA...
Publication number
20230166427
Publication date
Jun 1, 2023
University of Maryland, College Park
Liangbing Hu
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Application
Carboxylated cellulose nanofiber and preparation method thereof
Publication number
20230160146
Publication date
May 25, 2023
Northeast Forestry University
Haipeng YU
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
TISSUE PRODUCTS COMPRISING CROSSLINKED FIBERS
Publication number
20230072598
Publication date
Mar 9, 2023
Kimberly-Clark Worldwide, Inc.
Stephen M. Lindsay
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method for Producing a Sheet Comprising Chemically Modified Cellulo...
Publication number
20220403597
Publication date
Dec 22, 2022
BILLERUDKORSNÄS AB
Ali Naderi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PULP, SLURRY, SHEET, LAMINATE, AND METHOD FOR PRODUCING PULP
Publication number
20220372707
Publication date
Nov 24, 2022
OJI HOLDINGS CORPORATION
Mengchen Zhao
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MOLDABLE CELLULOSE FIBER BASED MATERIAL
Publication number
20220316135
Publication date
Oct 6, 2022
STORA ENSO OYJ
Harri Setälä
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SURFACE MODIFIED CELLULOSE FIBER
Publication number
20220275577
Publication date
Sep 1, 2022
SAPPI NETHERLANDS SERVICES B.V.
Wim BALLET
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CROSSLINKING CELLULOSE WITH GLYOXAL TO IMPROVE ABSORPTION PROPERTIES
Publication number
20220098796
Publication date
Mar 31, 2022
Rayonier Performance Fibers, LLC
Michael WASHBURN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CELLULOSE FIBERS, CELLULOSE FIBER-CONTAINING MATERIAL, MOLDED BODY,...
Publication number
20220098798
Publication date
Mar 31, 2022
OJI HOLDINGS CORPORATION
Tomoki WATANABE
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR TREATING A FIBROUS MATERIAL COMPRISING NANOCELLULOSE WIT...
Publication number
20220074140
Publication date
Mar 10, 2022
STORA ENSO OYJ
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
STRONG AND TOUGH STRUCTURAL WOOD MATERIALS, AND METHODS FOR FABRICA...
Publication number
20220040881
Publication date
Feb 10, 2022
University of Maryland, College Park
Liangbing Hu
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PRODUCTION OF MODIFIED PULP
Publication number
20220002945
Publication date
Jan 6, 2022
SCA FOREST PRODUCTS AB
Kent MALMGREN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
NANOCELLULOSE PRODUCTION CO-LOCATED AT A PULP AND PAPER MILL
Publication number
20210340706
Publication date
Nov 4, 2021
GranBio Intellectual Property Holdings, LLC
Kimberly NELSON
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD OF MAKING PAPER OR BOARD
Publication number
20210269972
Publication date
Sep 2, 2021
CORN PRODUCTS DEVELOPMENT INC.
Xinglian Geng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
GRAFTED CROSSLINKED CELLULOSE
Publication number
20210246247
Publication date
Aug 12, 2021
International Paper Company
Karen Brogan
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
REDUCTION OF LEACHABLE BETA-GLUCAN LEVELS FROM CELLULOSE-CONTAINING...
Publication number
20210236973
Publication date
Aug 5, 2021
EMD Millipore Corporation
Akshat Gupta
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Repulping Method For The Removal Of Lignocellulosic Hornification
Publication number
20210172118
Publication date
Jun 10, 2021
Sanata Technologies Inc.
Salah Awadel-Karim
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MODIFIED FIBER, METHODS, AND SYSTEMS
Publication number
20210131038
Publication date
May 6, 2021
International Paper Company
Charles E. Miller
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HIGH STRETCH PAPER AND METHOD OF PRODUCING THE SAME
Publication number
20210102337
Publication date
Apr 8, 2021
FPINNOVATIONS
François DROLET
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
HIGH ALPHA AND HIGH INTRINSIC VISCOSITY PULP PRODUCTION APPARATUSES...
Publication number
20200392255
Publication date
Dec 17, 2020
Bracell Bahia Specialty Cellulose SA
André de Azambuja Turqueti
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method to Produce Composite-Enhanced Market Pulp and Paper
Publication number
20200347549
Publication date
Nov 5, 2020
University of Maine System Board of Trustees
Michael A. Bilodeau
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FILAMENTS OF MICROFIBRILLATED CELLULOSE
Publication number
20200339783
Publication date
Oct 29, 2020
STORA ENSO OYJ
Gisela Cunha
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FILMS OF MICROFIBRILLATED CELLULOSE
Publication number
20200340183
Publication date
Oct 29, 2020
STORA ENSO OYJ
Gisela Cunha
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
RECOVERY METHOD FOR ORGANIC ACID, AND PRODUCTION METHOD FOR RECYCLE...
Publication number
20200332467
Publication date
Oct 22, 2020
UNICHARM CORPORATION
Takayoshi Konishi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
STRONG AND TOUGH STRUCTURAL WOOD MATERIALS, AND METHODS FOR FABRICA...
Publication number
20200223091
Publication date
Jul 16, 2020
University of Maryland, College Park
Liangbing Hu
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
REDUCED FURFURAL CONTENT IN POLYACRYLIC ACID CROSSLINKED CELLULOSE...
Publication number
20200181840
Publication date
Jun 11, 2020
International Paper Company
Angel Stoyanov
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE