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TEXTILES PAPER
D21
Papermaking
D21C
PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR
Current Industry
D21C5/00
Other processes for obtaining cellulose
Sub Industries
D21C5/005
Treatment of cellulose-containing material with micro-organisms or enzymes
D21C5/02
Working-up waste paper
D21C5/022
Chemicals therefor
D21C5/025
De-inking
D21C5/027
Chemicals therefor
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing pulp fibers for cellulose nanofiberization, an...
Patent number
11,987,932
Issue date
May 21, 2024
Unicharm Corporation
Takayoshi Konishi
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Cellulose raw material and method for recycling a cellulose raw mat...
Patent number
11,976,417
Issue date
May 7, 2024
Lenzing Aktiengesellschaft
Richard Herchl
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Starch fixation and retention in recycled fiber systems
Patent number
11,976,418
Issue date
May 7, 2024
Kemira Oyj
Yuping Luo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process of transforming waste material into useful material
Patent number
11,952,715
Issue date
Apr 9, 2024
Bouldin Corporation
David C. Palmer
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Process for separating a fibrous target component from textile waste
Patent number
11,952,714
Issue date
Apr 9, 2024
Lenzing Aktiengesellschaft
Christoph Klaus-Nietrost
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Process for producing refined cotton with high polymerization degree
Patent number
11,932,989
Issue date
Mar 19, 2024
HUBEI JINHANJIANG REFINED COTTON CO., LTD.
Hangxu Zhou
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Processes and apparatus for producing nanocellulose, and compositio...
Patent number
11,932,706
Issue date
Mar 19, 2024
GranBio Intellectual Property Holdings, LLC
Kimberly Nelson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Industrial deinking of ink compositions
Patent number
11,926,752
Issue date
Mar 12, 2024
Xeikon Manufacturing N.V.
Geert Gaston Paul Deroover
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Solvent-based processes for producing nanocellulose, and compositio...
Patent number
11,905,341
Issue date
Feb 20, 2024
GranBio Intellectual Property Holdings, LLC
Kimberly Nelson
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
GH61 polypeptide variants and polynucleotides encoding same
Patent number
11,891,637
Issue date
Feb 6, 2024
Novozymes, Inc.
Janine Lin
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Supported toothed plates in a disperser with buttress extending fro...
Patent number
11,859,344
Issue date
Jan 2, 2024
ANDRITZ INC.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Supported toothed plates in a disperser including bridge between te...
Patent number
11,851,816
Issue date
Dec 26, 2023
ANDRITZ INC.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
High efficiency fiber bleaching process
Patent number
11,840,805
Issue date
Dec 12, 2023
GPCP IP Holdings LLC
Jeffrey A. Lee
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
Nanolignocellulose compositions and processes to produce these comp...
Patent number
11,834,523
Issue date
Dec 5, 2023
GranBio Intellectual Property Holdings, LLC
Kimberly Nelson
C13 - SUGAR INDUSTRY
Information
Patent Grant
Method for evaluating degree of cleanliness of recycled material, m...
Patent number
11,802,373
Issue date
Oct 31, 2023
Unicharm Corporation
Shigeo Imai
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for dispersing or refining of organic material...
Patent number
11,795,614
Issue date
Oct 24, 2023
Cellwood Machinery AB
Stefan Virtanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Papermaking additive compositions and methods and uses thereof
Patent number
11,773,535
Issue date
Oct 3, 2023
Neozyme International, Inc.
Parker Dale
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for producing recycled pulp fibers by decomposing super abso...
Patent number
11,771,604
Issue date
Oct 3, 2023
Unicharm Corporation
Takayoshi Konishi
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Method for producing pulp fibres for saccharification, and aqueous...
Patent number
11,773,536
Issue date
Oct 3, 2023
Unicharm Corporation
Kouichi Yamaki
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Method of producing filler
Patent number
11,753,771
Issue date
Sep 12, 2023
Stora Enso Oyj
Elina Skerfe
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Cellulose processing
Patent number
11,739,197
Issue date
Aug 29, 2023
COOPERATIE KONINKLIJKE COSUN U.A.
Conrardus Hubertus Joseph Theeuwen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of producing absorbent structures with high wet strength, ab...
Patent number
11,725,345
Issue date
Aug 15, 2023
STRUCTURED I, LLC
James E. Sealey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Methods and compositions for the treatment of cellulosic biomass an...
Patent number
11,692,211
Issue date
Jul 4, 2023
Comet Biorefining Inc.
Andrew Richard
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
System and method for mill effluent biological oxygen demand (BOD)...
Patent number
11,692,309
Issue date
Jul 4, 2023
FIRST QUALITY TISSUE, LLC
Byrd Tyler Miller
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Anaerobic digestion system
Patent number
11,691,903
Issue date
Jul 4, 2023
Abdolreza Assadi
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Lignocellulosic conversion processes and products
Patent number
11,667,981
Issue date
Jun 6, 2023
Virdia, LLC
Aharon Eyal
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Disperser plates with intermeshing teeth and outer refining section
Patent number
11,643,778
Issue date
May 9, 2023
ANDRITZ INC.
Luc Gingras
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Method for treating aqueous feed by dissolved gas flotation
Patent number
11,629,459
Issue date
Apr 18, 2023
Kemira Oyj
Matti Hietaniemi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for preparing unbleached biomechanical pulp from straw
Patent number
11,624,154
Issue date
Apr 11, 2023
QILU UNIVERSITY OF TECHNOLOGY
Jiachuan Chen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
FUNCTIONALIZED CELLULOSE, METHOD OF ENZYMATIC FUNCTIONALIZATION OF...
Publication number
20240158539
Publication date
May 16, 2024
Suzano S.A.
Germano SIQUEIRA
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
RECYCLABLE AND REUSABLE POLLEN PAPER
Publication number
20240158988
Publication date
May 16, 2024
Nanyang Technological University
Nam-Joon CHO
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Process and System for Producing Pulp, Energy, and Bioderivatives f...
Publication number
20240131489
Publication date
Apr 25, 2024
Circ, LLC
Sandeep Kumar
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
GH61 VARIANTS AND POLYNUCLEOTIDES ENCODING SAME
Publication number
20240110169
Publication date
Apr 4, 2024
NOVOZYMES A/S
Janine Lin
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
METHOD FOR PRODUCING RECYCLED PULP FIBERS, AND RECYCLED PULP FIBERS
Publication number
20240050290
Publication date
Feb 15, 2024
UNICHARM CORPORATION
Takayoshi Konishi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
UPCYCLED CELLULOSIC FIBERS
Publication number
20240044080
Publication date
Feb 8, 2024
GRASIM INDUSTRIES LIMITED
Sharad Pandharinath Pawar
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SUPPORTED TOOTHED PLATES IN A DISPERSER
Publication number
20240011221
Publication date
Jan 11, 2024
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Papermaking Additive Compositions and Methods and Uses Thereof
Publication number
20240003084
Publication date
Jan 4, 2024
Neozyme International, Inc.
Parker Dale
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Methods and Compositions for the Treatment of Cellulosic Biomass an...
Publication number
20230416795
Publication date
Dec 28, 2023
Comet Biorefining Inc.
Andrew Richard
C13 - SUGAR INDUSTRY
Information
Patent Application
CELLULOSE PROCESSING
Publication number
20230357542
Publication date
Nov 9, 2023
Coöperatie Koninklijke Cosun U.A.
Conrardus Hubertus Joseph THEEUWEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR SEPARATING BIOMASS COMPONENTS BY TERNARY SYSTEM
Publication number
20230323597
Publication date
Oct 12, 2023
QILU UNIVERSITY OF TECHNOLOGY
Yongchao Zhang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR CO-PRODUCING MOLDED FOOD-CONTAINER PULP AND FULVIC ACID...
Publication number
20230220623
Publication date
Jul 13, 2023
Bo BAI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A METHOD OF CONTROLLING ENZYMATIC ACTIVITIES AND TOOLS RELATED THERETO
Publication number
20230220621
Publication date
Jul 13, 2023
KEMIRA OYJ
Anu JAAKKOLA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR THE PRODUCTION OF PAPER PRODUCTS
Publication number
20230167603
Publication date
Jun 1, 2023
NOVATRUST SA
Simone PRIANTE
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PRODUCING PULP FIBERS FOR CELLULOSE NANOFIBERIZATION, AN...
Publication number
20230160142
Publication date
May 25, 2023
UNICHARM CORPORATION
Takayoshi Konishi
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
Separation of polycotton blends
Publication number
20230132641
Publication date
May 4, 2023
Infinited Fiber Company Oy
Ari Harlin
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHODS AND SYSTEMS FOR PROCESSING MIXED TEXTILE FEEDSTOCK, ISOLATI...
Publication number
20230124761
Publication date
Apr 20, 2023
EVRNU, SPC
Stacy Flynn
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
STARCH FIXATION AND RETENTION IN RECYCLED FIBER SYSTEMS
Publication number
20230116374
Publication date
Apr 13, 2023
KEMIRA OYJ
Yuping Luo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CLEANING AND DEPOLLUTING OF FIBRES ORIGINATING FROM USED CIGARETTE...
Publication number
20230087232
Publication date
Mar 23, 2023
Julien PAQUE
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
METHOD FOR MANUFACTURING BLEACHED PULP FROM A FEEDSTOCK COMPRISING...
Publication number
20230073443
Publication date
Mar 9, 2023
WestRock MWV, LLC
Peter W. HART
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
WET PULP MATERIAL PROCESSING MACHINE
Publication number
20230068151
Publication date
Mar 2, 2023
TAIZEN CO., LTD.
Takefumi IDE
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
APPARATUS AND METHOD FOR THE PREPARATION, PROCESSING OF FIBRE MIXTU...
Publication number
20230043885
Publication date
Feb 9, 2023
Zelfo Technology GmbH
Richard Hurding
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR THE UTILIZATION OF CONSTITUENTS FROM BLENDED TEXTILE WASTES
Publication number
20230025524
Publication date
Jan 26, 2023
LENZING AKTIENGESELLSCHAFT
Richard Herchl
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A METHOD FOR CO-PRODUCING MONOPHENOLS AND CELLULOSE BY CATALYTIC OX...
Publication number
20230021045
Publication date
Jan 19, 2023
GUANGZHOU INSTITUTE OF ENERGY CONVERSION, CHINESE ACADEMY OF SCIENCES
Chenguang WANG
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
BAMBOO STRUCTURES, AND METHODS FOR FABRICATION AND USE THEREOF
Publication number
20220412002
Publication date
Dec 29, 2022
University of Maryland, College Park
Liangbing HU
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
POLYMER COATED PAPER RECYCLING PROCESS AND COMPOSITION
Publication number
20220412003
Publication date
Dec 29, 2022
NANOCYCLE TECH INC.
Meysam ARAGHI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
GH61 Polypeptide Variants and Polynucleotides Encoding Same
Publication number
20220307002
Publication date
Sep 29, 2022
Novozymes, Inc.
Janine Lin
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
METHOD FOR RECOVERING FIBER FROM SCREENING REJECT AND FINE SORTING...
Publication number
20220243394
Publication date
Aug 4, 2022
TAIZEN CO., LTD.
Takefumi IDE
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
PROCESS FOR CONTINUOUSLY PREPARING A BROKEN-UP CELLULOSE-CONTAINING...
Publication number
20220243395
Publication date
Aug 4, 2022
LENZING AKTIENGESELLSCHAFT
Richard HERCHL
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE