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Mechanical or thermomechanical pulp
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D21H11/08
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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
D21H11/00
Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
Current Industry
D21H11/08
Mechanical or thermomechanical pulp
Industries
Overview
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Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method of increasing efficiency of chemical additives in a papermak...
Patent number
11,926,966
Issue date
Mar 12, 2024
Solenis Technologies, L.P.
Davit Edward Sharoyan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Light weight linerboard for corrugated board
Patent number
11,926,128
Issue date
Mar 12, 2024
Stora Enso Oyj
Seppo Lampainen
B32 - LAYERED PRODUCTS
Information
Patent Grant
Processes, methods, and systems for chemo-mechanical cellular explo...
Patent number
11,885,069
Issue date
Jan 30, 2024
IFG Technologies, LLC
Timothy Wagler
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for preparing unbleached biomechanical pulp and fully utiliz...
Patent number
11,834,784
Issue date
Dec 5, 2023
QILU UNIVERSITY OF TECHNOLOGY
Xingxiang Ji
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Oleophilic and hydrophobic nanocellulose materials
Patent number
11,827,771
Issue date
Nov 28, 2023
GranBio Intellectual Property Holdings, LLC
Theodora Retsina
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Absorbent paper products having unique physical strength properties
Patent number
11,674,267
Issue date
Jun 13, 2023
Mercer International Inc.
Tobias Ziegenbein
B32 - LAYERED PRODUCTS
Information
Patent Grant
Absorbent paper products having unique physical strength properties
Patent number
11,668,053
Issue date
Jun 6, 2023
Mercer International Inc.
Tobias Ziegenbein
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for manufacturing multi-layered fibrous web and multi-layere...
Patent number
11,655,593
Issue date
May 23, 2023
Kemira Oyj
Matti Hietaniemi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fiber blend, method for producing fiber blend, and paperboard produ...
Patent number
11,629,460
Issue date
Apr 18, 2023
WestRock MWV, LLC
Humphrey J. Moynihan
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Processes, methods, and systems for chemo-mechanical cellular explo...
Patent number
11,549,214
Issue date
Jan 10, 2023
IFG Technologies, LLC
Timothy Wagler
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Highly absorbent articles
Patent number
11,466,408
Issue date
Oct 11, 2022
Eastman Chemical Company
Charles Stuart Everett
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Nanocellulose-reinforced corrugated medium
Patent number
11,359,334
Issue date
Jun 14, 2022
GranBio Intellectual Property Holdings, LLC
Theodora Retsina
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for producing fiber-polymer composites
Patent number
11,331,830
Issue date
May 17, 2022
Stora Enso Oyj
Johan Kallstrom
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Composition of matter effluent from refiner of a wet laid process
Patent number
11,306,433
Issue date
Apr 19, 2022
Eastman Chemical Company
Charles Stuart Everett
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper or paperboard product comprising at least one ply containing...
Patent number
11,299,853
Issue date
Apr 12, 2022
Hans Hoglund
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Dissolved air de-bonding of a tissue sheet
Patent number
11,248,345
Issue date
Feb 15, 2022
GPCP IP Holdings LLC
Jeffrey A. Lee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Dissolved air de-bonding of a tissue sheet
Patent number
11,248,346
Issue date
Feb 15, 2022
GPCP IP Holdings LLC
Jeffrey A. Lee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fibrous product
Patent number
11,168,444
Issue date
Nov 9, 2021
ESSITY HYGIENE AND HEALTH AKTIEBOLAG
Ulrika Husmark
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Methods for liberating trichome fibers from portions of a host plant
Patent number
11,098,451
Issue date
Aug 24, 2021
The Procter & Gamble Company
Khosrow Parviz Mohammadi
B32 - LAYERED PRODUCTS
Information
Patent Grant
Surface enhanced pulp fibers, methods of making surface enhanced pu...
Patent number
10,975,499
Issue date
Apr 13, 2021
Domtar Paper Company, LLC
Harshad Pande
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Fiber blend having high yield and enhanced pulp performance and met...
Patent number
10,975,520
Issue date
Apr 13, 2021
WestRock MWV, LLC
Peter W. Hart
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fiber blend, method for producing fiber blend, and paperboard produ...
Patent number
10,961,659
Issue date
Mar 30, 2021
WestRock MWV, LLC
Humphrey J. Moynihan
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Soft tissue comprising non-wood fibers
Patent number
10,914,039
Issue date
Feb 9, 2021
Kimberly-Clark Worldwide, Inc.
Thomas Gerard Shannon
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper composition
Patent number
10,865,524
Issue date
Dec 15, 2020
FiberLean Technologies Limited
John Claude Husband
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
UV blocking film and composition comprising microfibrillated cellul...
Patent number
10,752,741
Issue date
Aug 25, 2020
Stora Enso, OYJ
Isto Heiskanen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Surface enhanced pulp fibers, methods of making surface enhanced pu...
Patent number
10,704,165
Issue date
Jul 7, 2020
Domtar Paper Company, LLC
Harshad Pande
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Processing biomass
Patent number
10,704,196
Issue date
Jul 7, 2020
Xyleco, Inc.
Marshall Medoff
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Absorbent paper products having unique physical strength properties
Patent number
10,640,927
Issue date
May 5, 2020
Mercer International, Inc.
Tobias Ziegenbein
B32 - LAYERED PRODUCTS
Information
Patent Grant
Absorbent paper products having unique physical strength properties
Patent number
10,640,928
Issue date
May 5, 2020
Mercer International Inc.
Tobias Ziegenbein
B32 - LAYERED PRODUCTS
Information
Patent Grant
Passive immunization for Staphylococcus infections
Patent number
10,577,431
Issue date
Mar 3, 2020
University of Rochester
John L. Daiss
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PROCESSES, METHODS, AND SYSTEMS FOR CHEMO-MECHANICAL CELLULAR EXPLO...
Publication number
20240141587
Publication date
May 2, 2024
Timothy Wagler
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ABSORBENT PAPER PRODUCTS HAVING UNIQUE PHYSICAL STRENGTH PROPERTIES
Publication number
20230383471
Publication date
Nov 30, 2023
Mercer International Inc.
Tobias Ziegenbein
B32 - LAYERED PRODUCTS
Information
Patent Application
ABSORBENT PAPER PRODUCTS HAVING UNIQUE PHYSICAL STRENGTH PROPERTIES
Publication number
20230323606
Publication date
Oct 12, 2023
Mercer International Inc.
Tobias Ziegenbein
B32 - LAYERED PRODUCTS
Information
Patent Application
MULTILAYER FILM COMPRISING MFC
Publication number
20230313463
Publication date
Oct 5, 2023
STORA ENSO OYJ
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PAPER PULP, A METHOD FOR PRODUCING PAPER PULP, AND PAPER PULP PRODUCTS
Publication number
20230257936
Publication date
Aug 17, 2023
ShenZhen YUTO Packaging Technology Co., Ltd.
Zhangyan CHEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESSES, METHODS, AND SYSTEMS FOR CHEMO-MECHANICAL CELLULAR EXPLO...
Publication number
20230099096
Publication date
Mar 30, 2023
Timothy Wagler
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Application
OLEOPHILIC AND HYDROPHOBIC NANOCELLULOSE MATERIALS
Publication number
20230055478
Publication date
Feb 23, 2023
GranBio Intellectual Property Holdings, LLC
Theodora RETSINA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
NANOCELLULOSE-REINFORCED CORRUGATED MEDIUM
Publication number
20230002972
Publication date
Jan 5, 2023
GranBio Intellectual Property Holdings, LLC
Theodora RETSINA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Market Pulps Comprising Surface Enhanced Pulp Fibers and Methods of...
Publication number
20220356648
Publication date
Nov 10, 2022
Domtar Paper Company, LLC
Harshad Pande
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
COMMON PREPARATION OF LIGNOCELLULOSIC FEEDSTOCK AND A PRODUCT CONTA...
Publication number
20220243399
Publication date
Aug 4, 2022
LENZING AKTIENGESELLSCHAFT
Richard HERCHL
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method for preparing unbleached biomechanical pulp and fully utiliz...
Publication number
20220205178
Publication date
Jun 30, 2022
QILU UNIVERSITY OF TECHNOLOGY
Xingxiang JI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD OF PRODUCING A MOLDED FIBER PRODUCT AND MOLDED FIBER PRODUCT
Publication number
20220178082
Publication date
Jun 9, 2022
STORA ENSO OYJ
Sohrab Kazemahvazi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESSING CELLULOSE-CONTAINING MATERIALS FOR PAPER OR PACKAGING MA...
Publication number
20210381166
Publication date
Dec 9, 2021
EVRNU, SPC
Stacy Flynn
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Methods for Liberating Trichome Fibers from Portions of a Host Plant
Publication number
20210348335
Publication date
Nov 11, 2021
The Procter & Gamble Company
Khosrow Parviz Mohammadi
B32 - LAYERED PRODUCTS
Information
Patent Application
multilayered fibrous sheet, a method for making a multilayered fibr...
Publication number
20210324582
Publication date
Oct 21, 2021
METSÄ BOARD OYJ
Ari Pekka Rytkönen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A LIGHT WEIGHT LINERBOARD FOR CORRUGATED BOARD
Publication number
20210268783
Publication date
Sep 2, 2021
STORA ENSO OYJ
Seppo Lampainen
B32 - LAYERED PRODUCTS
Information
Patent Application
METHOD FOR MANUFACTURING MULTI-LAYERED FIBROUS WEB AND MULTI-LAYERE...
Publication number
20210262169
Publication date
Aug 26, 2021
KEMIRA OYJ
Matti HIETANIEMI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SURFACE ENHANCED PULP FIBERS, METHODS OF MAKING SURFACE ENHANCED PU...
Publication number
20210207289
Publication date
Jul 8, 2021
Domtar Paper Company, LLC
Harshad PANDE
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FIBROUS PRODUCT
Publication number
20210189654
Publication date
Jun 24, 2021
Ulrika Husmark
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FIBER BLEND, METHOD FOR PRODUCING FIBER BLEND, AND PAPERBOARD PRODU...
Publication number
20210180252
Publication date
Jun 17, 2021
WestRock MWV, LLC
Humphrey J. Moynihan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DISSOLVED AIR DE-BONDING OF A TISSUE SHEET
Publication number
20210140117
Publication date
May 13, 2021
GPCP IP Holdings LLC
Jeffrey A. Lee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD OF INCREASING EFFICIENCY OF CHEMICAL ADDITIVES IN A PAPERMAR...
Publication number
20210047780
Publication date
Feb 18, 2021
Solenis Technologies, L.P.
Davit Edward Sharoyan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Methods for Liberating Trichome Fiberts from Portions of a Host Plant
Publication number
20200359852
Publication date
Nov 19, 2020
The Procter & Gamble Company
Khosrow Parviz Mohammadi
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
ABSORBENT PAPER PRODUCTS HAVING UNIQUE PHYSICAL STRENGTH PROPERTIES
Publication number
20200332472
Publication date
Oct 22, 2020
Mercer International Inc.
Tobias Ziegenbein
B32 - LAYERED PRODUCTS
Information
Patent Application
ABSORBENT PAPER PRODUCTS HAVING UNIQUE PHYSICAL STRENGTH PROPERTIES
Publication number
20200332471
Publication date
Oct 22, 2020
Mercer International Inc.
Tobias Ziegenbein
B32 - LAYERED PRODUCTS
Information
Patent Application
HYDROPHOBIC NANOCELLULOSE-COATED PAPER AND PAPERBOARD
Publication number
20200140658
Publication date
May 7, 2020
GranBio Intellectual Property Holdings, LLC
Kimberly NELSON
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
SOFT TISSUE COMPRISING NON-WOOD FIBERS
Publication number
20200115853
Publication date
Apr 16, 2020
Kimberly-Clark Worldwide, Inc.
Thomas Gerard Shannon
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
NANOCELLULOSE-REINFORCED CORRUGATED MEDIUM
Publication number
20200109516
Publication date
Apr 9, 2020
GranBio Intellectual Property Holdings, LLC
Theodora RETSINA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DISSOLVED AIR DE-BONDING OF A TISSUE SHEET
Publication number
20200080265
Publication date
Mar 12, 2020
GPCP IP Holdings LLC
Jeffrey A. Lee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
HIGHLY ABSORBENT ARTICLES
Publication number
20200063372
Publication date
Feb 27, 2020
Eastman Chemical Company
Charles Stuart Everett
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE