with organic solvents or in solvent environment

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CPC
D21C3/20

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DTEXTILES PAPER D21Papermaking D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR D21C3/00Pulping cellulose-containing materials

Current Industry

D21C3/20with organic solvents or in solvent environment

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Method for separating biomass components by ternary system
- Patent number 12,221,747
- Issue date Feb 11, 2025
- QILU UNIVERSITY OF TECHNOLOGY
- Yongchao Zhang
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Common preparation of lignocellulosic feedstock and a product conta...
- Patent number 12,116,729
- Issue date Oct 15, 2024
- Lenzing Aktiengesellschaft
- Richard Herchl
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Lignocellulosic biomass based process for production of lignins and...
- Patent number 12,084,811
- Issue date Sep 10, 2024
- Société Bioeb
- Michel Delmas
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Nanocellulose-reinforced corrugated medium
- Patent number 12,077,915
- Issue date Sep 3, 2024
- GranBio Intellectual Property Holdings, LLC
- Theodora Retsina
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
Lignocellulosic composites prepared with aqueous alkaline and urea...
- Patent number 12,060,679
- Issue date Aug 13, 2024
- Bradley University
- Brent Tisserat
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Renewable aromatics from lignocellulosic lignin
- Patent number 12,012,429
- Issue date Jun 18, 2024
- National Technology & Engineering Solutions of Sandia, LLC
- Noppadon Sathitsuksanoh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Methods for preparing thermally stable lignin fractions
- Patent number 11,993,624
- Issue date May 28, 2024
- Virdia, LLC
- Robert Jansen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Combination approach to delignification of biomass under ambient co...
- Patent number 11,982,052
- Issue date May 14, 2024
- SixRing Inc.
- Clay Purdy
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dual surfactant digester additive composition and a method for enha...
- Patent number 11,970,816
- Issue date Apr 30, 2024
- Chemstone, Inc.
- Michael M. Blackstone
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for non-catalytic delignification of biomass inside an appar...
- Patent number 11,939,721
- Issue date Mar 26, 2024
- LIGNOPURA AGROTECH PVT LTD.
- Nitin Kolhe
- 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
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
Efficient methods and compositions for recovery of products from or...
- Patent number 11,851,815
- Issue date Dec 26, 2023
- Pierson Capital Environmental (Beijing) Limited
- Feng Ling
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Integrated kraft pulp mill and thermochemical conversion system
- Patent number 11,834,783
- Issue date Dec 5, 2023
- CANFOR PULP LTD.
- William Neil Rowlands
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Multi-step process for the isolation of components from Miscanthus
- Patent number 11,814,790
- Issue date Nov 14, 2023
- EXEGI IP MANAGEMENT B.V.
- Marcel Van De Peppel
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Methods for the separation of baobab fibers
- Patent number 11,643,774
- Issue date May 9, 2023
- HOPE TREE INTERNATIONAL GMBH
- Lambert Dustin Dinzinger
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Low energy production process for producing paper pulp from lignoce...
- Patent number 11,624,152
- Issue date Apr 11, 2023
- Société Bioeb
- Michel Delmas
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Vegetable paper comprising fibres of a plant
- Patent number 11,619,007
- Issue date Apr 4, 2023
- Mativ Holdings, Inc.
- Cédric Rousseau
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Process for the treatment of lignocellulosic biomass
- Patent number 11,492,753
- Issue date Nov 8, 2022
- Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Adrianus Theodorus Smit
- C13 - SUGAR INDUSTRY
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
Integrated Kraft pulp mill and thermochemical conversion system
- Patent number 11,306,435
- Issue date Apr 19, 2022
- LICELLA PTY LTD.
- William Neil Rowlands
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Process for refining fiber and deriving chemical co-products from b...
- Patent number 11,255,045
- Issue date Feb 22, 2022
- CIRCULAR SYSTEMS, S.P.C.
- Yitzac Goldstein
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Methods and systems for solvent purification
- Patent number 11,242,650
- Issue date Feb 8, 2022
- Virdia, LLC
- Robert Jansen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Treatment of lignocellulosic biomass with ionic liquid
- Patent number 11,118,308
- Issue date Sep 14, 2021
- IP2IPO Innovations Limited
- Jason P. Hallett
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Integrated methods for treating lignocellulosic material
- Patent number 11,091,815
- Issue date Aug 17, 2021
- Virdia, LLC
- Robert Jansen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dual surfactant digester additive composition and a method for enha...
- Patent number 11,091,875
- Issue date Aug 17, 2021
- Chemstone, Inc.
- Michael M. Blackstone
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Vegetable paper comprising fibres of a plant
- Patent number 11,035,079
- Issue date Jun 15, 2021
- Schweitzer-Mauduit International, Inc.
- Cédric Rousseau
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Methods and systems for processing mixed textile feedstock, isolati...
- Patent number 11,034,817
- Issue date Jun 15, 2021
- EVRNU, SPC
- Stacy Flynn
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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

Patents Applicationslast 30 patents

Information Patent Application
NANOCELLULOSE PRODUCTION CO-LOCATED AT A PULP AND PAPER MILL
- Publication number 20250059707
- Publication date Feb 20, 2025
- GRANBIO INTELLECTUAL PROPERTY HOLDINGS, LLC
- Kimberly NELSON
- B82 - NANO-TECHNOLOGY
Information Patent Application
NANOCELLULOSE-REINFORCED CORRUGATED MEDIUM
- Publication number 20250059709
- Publication date Feb 20, 2025
- GRANBIO INTELLECTUAL PROPERTY HOLDINGS, LLC
- Theodora RETSINA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
USE OF A MODIFIED ACID IN DUAL PURPOSE BIOMASS DELIGNIFICATION
- Publication number 20250043507
- Publication date Feb 6, 2025
- SixRing Inc.
- Matthew DEWIT
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR TREATMENT OF BIOMASS FOR PULPING AND BIOREFINERY APPLIC...
- Publication number 20240401270
- Publication date Dec 5, 2024
- FUMA LABS PRIVATE LIMITED
- Shubham SINGH
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
DELIGNIFICATION OF MATERIALS IN DEEP EUTECTIC SOLVENTS
- Publication number 20240328084
- Publication date Oct 3, 2024
- TEXAS TECH UNIVERSITY SYSTEM
- Julia L. Shamshina
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Application
NEW METHOD
- Publication number 20240279406
- Publication date Aug 22, 2024
- PROLIGREEN AB
- Martin LAWOKO
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESSES AND APPARATUS FOR PRODUCING NANOCELLULOSE, AND COMPOSITIO...
- Publication number 20240247081
- Publication date Jul 25, 2024
- GranBio Intellectual Property Holdings, LLC
- Kimberly NELSON
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
METHOD FOR PRODUCING PRODUCTS BASED ON NON-WOODY BIOMASS AS RAW MAT...
- Publication number 20240175206
- Publication date May 30, 2024
- TECHNISCHE UNIVERSITAT WIEN
- Anton FRIEDL
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
INTEGRATED KRAFT PULP MILL AND THERMOCHEMICAL CONVERSION SYSTEM
- Publication number 20240102241
- Publication date Mar 28, 2024
- CANFOR PULP LTD
- William Neil Rowlands
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Vegetable Paper Comprising Fibres of a Plant
- Publication number 20230349102
- Publication date Nov 2, 2023
- Mativ Holdings, Inc.
- Cédric Rousseau
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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
METHODS FOR PREPARING THERMALLY STABLE LIGNIN FRACTIONS
- Publication number 20230116383
- Publication date Apr 13, 2023
- Virdia, LLC
- Robert JANSEN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
INTEGRATED KRAFT PULP MILL AND THERMOCHEMICAL CONVERSION SYSTEM
- Publication number 20220396917
- Publication date Dec 15, 2022
- CANFOR PULP LTD
- William Neil Rowlands
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Pulping Liquors and Uses Thereof
- Publication number 20220333302
- Publication date Oct 20, 2022
- LICELLA PTY LTD.
- William Rowlands
- C07 - ORGANIC CHEMISTRY
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
PROCESSES FOR BIOMASS TREATMENTS
- Publication number 20220213276
- Publication date Jul 7, 2022
- POLITECNICO DI MILANO
- Andrea MELE
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
USE OF A PLURALITY OF SALT IONIC LIQUIDS IN THE PRETREATMENT OF BIO...
- Publication number 20220195666
- Publication date Jun 23, 2022
- The Regents of the University of California
- Hemant Choudhary
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A METHOD FOR NON-CATALYTIC DELIGNIFICATION OF BIOMASS INSIDE AN APP...
- Publication number 20220136171
- Publication date May 5, 2022
- LIGNOPURA AGROTECH PVT LTD.
- Nitin KOLHE
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SOLVENT-BASED PROCESSES FOR PRODUCING NANOCELLULOSE, AND COMPOSITIO...
- Publication number 20220127382
- Publication date Apr 28, 2022
- GranBio Intellectual Property Holdings, LLC
- Kimberly NELSON
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Dual Surfactant Digester Additive Composition and a Method for Enha...
- Publication number 20210372048
- Publication date Dec 2, 2021
- CHEMSTONE, INC.
- Michael M. Blackstone
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
USE OF IN-SITU IONIC LIQUID (IL) AND DEEP EUTECTIC SOLVENT (DES) SY...
- Publication number 20210363696
- Publication date Nov 25, 2021
- The Regents of the University of California
- Harsha D. Magurudeniya
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS AND SYSTEMS FOR PROCESSING MIXED TEXTILE FEEDSTOCK, ISOLATI...
- Publication number 20210340350
- Publication date Nov 4, 2021
- EVRNU, SPC
- Stacy Flynn
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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
USE OF ENSILED BIOMASS FOR INCREASED EFFICIENCY OF THE PRETREATMENT...
- Publication number 20210332530
- Publication date Oct 28, 2021
- The Regents of the University of California
- Harsha D. Magurudeniya
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Vegetable Paper Comprising Fibres of a Plant
- Publication number 20210301468
- Publication date Sep 30, 2021
- Schweitzer-Mauduit International, Inc.
- Cédric Rousseau
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
CATALYST FREE ORGANOSOLV PROCESS, SYSTEM AND METHOD FOR FRACTIONATI...
- Publication number 20210292968
- Publication date Sep 23, 2021
- AMERICAN SCIENCE AND TECHNOLOGY
- Ali MANESH
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESSES AND APPARATUS FOR PRODUCING NANOCELLULOSE, AND COMPOSITIO...
- Publication number 20210284757
- Publication date Sep 16, 2021
- GranBio Intellectual Property Holdings, LLC
- Kimberly NELSON
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
RENEWABLE AROMATICS FROM LIGNOCELLULOSIC LIGNIN
- Publication number 20210284676
- Publication date Sep 16, 2021
- National Technology & Engineering Solutions of Sandia, LLC
- Noppadon Sathitsuksanoh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
LIGNOCELLULOSIC COMPOSITES PREPARED WITH AQUEOUS ALKALINE AND UREA...
- Publication number 20210207320
- Publication date Jul 8, 2021
- Brent H. TISSERAT
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

with organic solvents or in solvent environment

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for separating biomass components by ternary system

Common preparation of lignocellulosic feedstock and a product conta...

Lignocellulosic biomass based process for production of lignins and...

Nanocellulose-reinforced corrugated medium

Nanocellulose production co-located at a pulp and paper mill

Lignocellulosic composites prepared with aqueous alkaline and urea...

Renewable aromatics from lignocellulosic lignin

Methods for preparing thermally stable lignin fractions

Combination approach to delignification of biomass under ambient co...

Dual surfactant digester additive composition and a method for enha...

Method for non-catalytic delignification of biomass inside an appar...

Processes and apparatus for producing nanocellulose, and compositio...

Solvent-based processes for producing nanocellulose, and compositio...

Efficient methods and compositions for recovery of products from or...

Integrated kraft pulp mill and thermochemical conversion system

Multi-step process for the isolation of components from Miscanthus

Methods for the separation of baobab fibers

Low energy production process for producing paper pulp from lignoce...

Vegetable paper comprising fibres of a plant

Process for the treatment of lignocellulosic biomass

Nanocellulose-reinforced corrugated medium

Integrated Kraft pulp mill and thermochemical conversion system

Process for refining fiber and deriving chemical co-products from b...

Methods and systems for solvent purification

Treatment of lignocellulosic biomass with ionic liquid

Integrated methods for treating lignocellulosic material

Dual surfactant digester additive composition and a method for enha...

Vegetable paper comprising fibres of a plant

Methods and systems for processing mixed textile feedstock, isolati...

Fine cellulose fiber and production method for same

Patents Applicationslast 30 patents

NANOCELLULOSE PRODUCTION CO-LOCATED AT A PULP AND PAPER MILL

NANOCELLULOSE-REINFORCED CORRUGATED MEDIUM

USE OF A MODIFIED ACID IN DUAL PURPOSE BIOMASS DELIGNIFICATION

PROCESS FOR TREATMENT OF BIOMASS FOR PULPING AND BIOREFINERY APPLIC...

DELIGNIFICATION OF MATERIALS IN DEEP EUTECTIC SOLVENTS

NEW METHOD

PROCESSES AND APPARATUS FOR PRODUCING NANOCELLULOSE, AND COMPOSITIO...

METHOD FOR PRODUCING PRODUCTS BASED ON NON-WOODY BIOMASS AS RAW MAT...

INTEGRATED KRAFT PULP MILL AND THERMOCHEMICAL CONVERSION SYSTEM

Vegetable Paper Comprising Fibres of a Plant

METHODS AND SYSTEMS FOR PROCESSING MIXED TEXTILE FEEDSTOCK, ISOLATI...

METHODS FOR PREPARING THERMALLY STABLE LIGNIN FRACTIONS

NANOCELLULOSE-REINFORCED CORRUGATED MEDIUM

INTEGRATED KRAFT PULP MILL AND THERMOCHEMICAL CONVERSION SYSTEM

Pulping Liquors and Uses Thereof

COMMON PREPARATION OF LIGNOCELLULOSIC FEEDSTOCK AND A PRODUCT CONTA...

PROCESSES FOR BIOMASS TREATMENTS

USE OF A PLURALITY OF SALT IONIC LIQUIDS IN THE PRETREATMENT OF BIO...

A METHOD FOR NON-CATALYTIC DELIGNIFICATION OF BIOMASS INSIDE AN APP...

SOLVENT-BASED PROCESSES FOR PRODUCING NANOCELLULOSE, AND COMPOSITIO...

Dual Surfactant Digester Additive Composition and a Method for Enha...

USE OF IN-SITU IONIC LIQUID (IL) AND DEEP EUTECTIC SOLVENT (DES) SY...

METHODS AND SYSTEMS FOR PROCESSING MIXED TEXTILE FEEDSTOCK, ISOLATI...

NANOCELLULOSE PRODUCTION CO-LOCATED AT A PULP AND PAPER MILL

USE OF ENSILED BIOMASS FOR INCREASED EFFICIENCY OF THE PRETREATMENT...

Vegetable Paper Comprising Fibres of a Plant

CATALYST FREE ORGANOSOLV PROCESS, SYSTEM AND METHOD FOR FRACTIONATI...

PROCESSES AND APPARATUS FOR PRODUCING NANOCELLULOSE, AND COMPOSITIO...

RENEWABLE AROMATICS FROM LIGNOCELLULOSIC LIGNIN

LIGNOCELLULOSIC COMPOSITES PREPARED WITH AQUEOUS ALKALINE AND UREA...