Additives of definite length or shape

Industry

CPC
D21H21/52

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Parent Industries

DTEXTILES PAPER D21Papermaking D21HPULP 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 D21H21/00Non-fibrous material added to the pulp, characterised by its function, form or properties Paper-impregnating or coating material, characterised by its function, form or properties

Current Industry

D21H21/52Additives of definite length or shape

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Refined cellulose fiber composition
- Patent number 12,084,563
- Issue date Sep 10, 2024
- Stora Enso Oyj
- Ulla Jansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Non-combustible wrapper for use in heat but not burn applications
- Patent number 11,998,040
- Issue date Jun 4, 2024
- SWM Holdings US, LLC
- Bruno Stefani
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Mineral compositions
- Patent number 11,840,455
- Issue date Dec 12, 2023
- Imertech SAS
- Matthew Cheeseman
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Bimodal precipitated calcium carbonate slurries suitable for paper...
- Patent number 11,820,667
- Issue date Nov 21, 2023
- Imertech SAS
- Nigel V. Jarvis
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Surface-reacted calcium carbonate with functional cations
- Patent number 11,718,759
- Issue date Aug 8, 2023
- Omya International AG
- Daniel E. Gerard
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Composition for paper coating slip
- Patent number 11,661,705
- Issue date May 30, 2023
- Coatex
- Francis Bony
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Scalable nanotube fabrics and methods for making same
- Patent number 11,643,763
- Issue date May 9, 2023
- Zeon Corporation
- Rahul Sen
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Mineral material powder with high dispersion ability and use of sai...
- Patent number 11,555,122
- Issue date Jan 17, 2023
- Omya International AG
- Pierre Blanchard
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Inorganic material composition and utilities thereof
- Patent number 11,535,522
- Issue date Dec 27, 2022
- Imerys USA, Inc.
- Virendra Singh
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Oil, grease, and moisture resistant paperboard having a natural app...
- Patent number 11,519,134
- Issue date Dec 6, 2022
- WestRock MWV, LLC
- Jiebin Pang
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for production of film comprising microfibrillated cellulose
- Patent number 11,319,671
- Issue date May 3, 2022
- Stora Enso Oyj
- Kaj Backfolk
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for production of a product comprising a first ply
- Patent number 11,319,672
- Issue date May 3, 2022
- Stora Enso Oyj
- Kaj Backfolk
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Composition comprising cross-linked anionic, organic polymeric micr...
- Patent number 11,306,441
- Issue date Apr 19, 2022
- Solenis Technologies, L.P.
- Christian Jehn-Rendu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Gas barrier laminate and method for producing same
- Patent number 11,280,049
- Issue date Mar 22, 2022
- Oji Holdings Corporation
- Masahiro Tsuruhara
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Preparation and use of cellulose nanofiber membrane
- Patent number 11,253,821
- Issue date Feb 22, 2022
- NVIGOREA AB
- Albert Mihranyan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for production of film comprising microfibrillated cellulos...
- Patent number 11,192,987
- Issue date Dec 7, 2021
- Stora Enso Oyj
- Kaj Backfolk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composition which contains composite fibers composed of inorganic p...
- Patent number 11,186,952
- Issue date Nov 30, 2021
- Nippon Paper Industries Co., Ltd.
- Masatoshi Oishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Active moisture control material for packaging
- Patent number 11,180,310
- Issue date Nov 23, 2021
- Stora Enso Oyj
- Simo Siitonen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Surface-reacted calcium carbonate with functional cations
- Patent number 11,168,219
- Issue date Nov 9, 2021
- Omya International AG
- Daniel E. Gerard
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Paint mixture and lint removal method
- Patent number 11,130,868
- Issue date Sep 28, 2021
- KOHEI LIMITED COMPANY
- Ai Van Tran
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Transfer paper
- Patent number 11,117,411
- Issue date Sep 14, 2021
- Mitsubishi Paper Mills Limited
- Koji Igarashi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Recording medium
- Patent number 11,065,902
- Issue date Jul 20, 2021
- Hewlett-Packard Development Company, L.P.
- Tao Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Texturized printable coating and methods of making and using the same
- Patent number 11,053,640
- Issue date Jul 6, 2021
- Neenah, Inc.
- Dean Swoboda
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Composition of precipitated calcium carbonate, method of producing...
- Patent number 11,053,642
- Issue date Jul 6, 2021
- FP-Pigments Oy
- Aarni Esko
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Carbon nanotube sheet structure and method for its making
- Patent number 11,021,369
- Issue date Jun 1, 2021
- General Nano LLC
- Chaminda Jayasinghe
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for preparing active carbon-based special synthetic paper
- Patent number 10,988,898
- Issue date Apr 27, 2021
- Hunan University of Science and Technology
- Hu Zhou
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Binder, sheet manufacturing apparatus, sheet manufacturing method,...
- Patent number 10,900,175
- Issue date Jan 26, 2021
- Seiko Epson Corporation
- Yoshihiro Ueno
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Inorganic material composition and utilities thereof
- Patent number 10,875,782
- Issue date Dec 29, 2020
- Imerys USA, Inc.
- Virendra Singh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Recording media
- Patent number 10,875,344
- Issue date Dec 29, 2020
- Hewlett-Packard Development Company, L.P.
- Beverly Chou
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Paper with enhanced strength and enhanced resistance to fats
- Patent number 10,851,497
- Issue date Dec 1, 2020
- Jaromir Kelarek
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Non-Combustible Wrapper For Use In Heat But Not Burn Applications
- Publication number 20240365850
- Publication date Nov 7, 2024
- SWM Holdings US, LLC
- Bruno Stefani
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR MANUFACTURING MOLDED PRODUCT
- Publication number 20240093432
- Publication date Mar 21, 2024
- SEIKO EPSON CORPORATION
- Masahiko NAKAZAWA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
BIO-PROTECTIVE COMPOSITE MATERIALS, METHOD OF MANUFACTURING THE BIO...
- Publication number 20230357990
- Publication date Nov 9, 2023
- INDUSTRY-ACADEMIC COOPERATION FOUNDATION YONSEI UNIVERSITY
- Jae Chul PYUN
- B82 - NANO-TECHNOLOGY
Information Patent Application
BIODEGRADABLE BOARDS AND METHODS OF MAKING THE SAME
- Publication number 20230250587
- Publication date Aug 10, 2023
- Kraft Foods Schweiz Holding GmbH
- Damian Ellis
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MINERAL MATERIAL POWDER WITH HIGH DISPERSION ABILITY AND USE OF SAI...
- Publication number 20230183491
- Publication date Jun 15, 2023
- Omya International AG
- Pierre Blanchard
- C01 - INORGANIC CHEMISTRY
Information Patent Application
REFINED CELLULOSE FIBER COMPOSITION
- Publication number 20220363871
- Publication date Nov 17, 2022
- STORA ENSO OYJ
- Ulla Jansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MOLDED PULP PRODUCTS INCORPORATING SURFACE ENHANCED PULP FIBERS AND...
- Publication number 20220364313
- Publication date Nov 17, 2022
- Domtar Paper Company, LLC
- Harshad Pande
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCTION OF A PRODUCT COMPRISING A FIRST PLY
- Publication number 20220228319
- Publication date Jul 21, 2022
- STORA ENSO OYJ
- Kaj Backfolk
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PREPARATION AND USE OF CELLULOSE NANOFIBER MEMBRANE
- Publication number 20220152561
- Publication date May 19, 2022
- NVIGOREA AB
- ALBERT MIHRANYAN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CARBON NANOTUBE SHEET STRUCTURE AND METHOD FOR ITS MAKING
- Publication number 20220089443
- Publication date Mar 24, 2022
- GENERAL NANO LLC
- Chaminda JAYASINGHE
- B82 - NANO-TECHNOLOGY
Information Patent Application
PROCESS FOR PRODUCTION OF FILM COMPRISING MICROFIBRILLATED CELLULOSE
- Publication number 20220064390
- Publication date Mar 3, 2022
- STORA ENSO OYJ
- Kaj Backfolk
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SURFACE-REACTED CALCIUM CARBONATE WITH FUNCTIONAL CATIONS
- Publication number 20220025189
- Publication date Jan 27, 2022
- Omya International AG
- Daniel E. GERARD
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SURFACE-REACTED CALCIUM CARBONATE WITH FUNCTIONAL CATIONS
- Publication number 20220025190
- Publication date Jan 27, 2022
- Omya International AG
- Daniel E. GERARD
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SURFACE-REACTED CALCIUM CARBONATE WITH FUNCTIONAL CATIONS
- Publication number 20220017753
- Publication date Jan 20, 2022
- OMYA INTERNATIONAL AG
- Daniel E. GERARD
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Tobacco-Containing Wrapper Having A White Brilliant Appearance
- Publication number 20210386112
- Publication date Dec 16, 2021
- Schweitzer-Mauduit International, Inc.
- Jerome Accou
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
STARCH COMPOSITE FOR BINDING FIBERS, FIBER STRUCTURE, AND FIBER STR...
- Publication number 20210363700
- Publication date Nov 25, 2021
- SEIKO EPSON CORPORATION
- Satomi YOSHIOKA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
GAS BARRIER LAMINATE AND METHOD FOR PRODUCING SAME
- Publication number 20210310194
- Publication date Oct 7, 2021
- OJI HOLDINGS CORPORATION
- Masahiro TSURUHARA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Non-Combustible Wrapper For Use in Heat But Not Burn Applications
- Publication number 20210307381
- Publication date Oct 7, 2021
- Schweitzer-Mauduit International, Inc.
- Bruno Stefani
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
COMPOSITE, MOLDED PRODUCT, AND METHOD FOR PRODUCING MOLDED PRODUCT
- Publication number 20210301465
- Publication date Sep 30, 2021
- SEIKO EPSON CORPORATION
- Shinobu YOKOKAWA
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Application
DIAMOND ENRICHED INSULATION PAPER FOR THE COOLING IMPROVEMENT OF AN...
- Publication number 20210301472
- Publication date Sep 30, 2021
- Zlatko KOLONDJOVSKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WATER-DISPERSIBLE COATING COMPOSITION FOR PAPER MAKING, AND METHOD...
- Publication number 20210246329
- Publication date Aug 12, 2021
- REPAPER INC.
- Cheol YOON
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PAPER AND PROCESS FOR MANUFACTURING PAPER USING MICROFIBRILLATED CE...
- Publication number 20210207325
- Publication date Jul 8, 2021
- Klabin S.A.
- Renato Augusto PEREIRA DAMÁSIO
- B82 - NANO-TECHNOLOGY
Information Patent Application
INORGANIC MATERIAL COMPOSITION AND UTILITIES THEREOF
- Publication number 20210101802
- Publication date Apr 8, 2021
- IMERYS USA, INC.
- Virendra SINGH
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
BIMODAL PRECIPITATED CALCIUM CARBONATE SLURRIES SUITABLE FOR PAPER...
- Publication number 20210094840
- Publication date Apr 1, 2021
- IMERTECH SAS
- Nigel V. JARVIS
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
OIL, GREASE, AND MOISTURE RESISTANT PAPERBOARD HAVING A NATURAL APP...
- Publication number 20210032817
- Publication date Feb 4, 2021
- WestRock MWV, LLC
- Jiebin PANG
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCTION OF A PRODUCT COMPRISING A FIRST PLY
- Publication number 20200407918
- Publication date Dec 31, 2020
- STORA ENSO OYJ
- Kaj Backfolk
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SINGLE-LAYER LITHIUM ION BATTERY SEPARATORS EXHIBITING HIGH LOW-SHR...
- Publication number 20200403202
- Publication date Dec 24, 2020
- DREAMWEAVER INTERNATIONAL, INC.
- Brian G. Morin
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COMPOSITION FOR PAPER COATING SLIP
- Publication number 20200370245
- Publication date Nov 26, 2020
- COATEX
- Francis BONY
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SCALABLE NANOTUBE FABRICS AND METHODS FOR MAKING SAME
- Publication number 20200262701
- Publication date Aug 20, 2020
- Nantero, Inc.
- Rahul SEN
- B82 - NANO-TECHNOLOGY
Information Patent Application
COMPOSITION COMPRISING CROSS-LINKED ANIONIC, ORGANIC POLYMERIC MICR...
- Publication number 20200217015
- Publication date Jul 9, 2020
- SOLENIS TECHNOLOGIES CAYMAN, L.P.
- Christian JEHN-RENDU
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Additives of definite length or shape

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Refined cellulose fiber composition

Non-combustible wrapper for use in heat but not burn applications

Mineral compositions

Bimodal precipitated calcium carbonate slurries suitable for paper...

Surface-reacted calcium carbonate with functional cations

Composition for paper coating slip

Scalable nanotube fabrics and methods for making same

Mineral material powder with high dispersion ability and use of sai...

Inorganic material composition and utilities thereof

Oil, grease, and moisture resistant paperboard having a natural app...

Process for production of film comprising microfibrillated cellulose

Method for production of a product comprising a first ply

Composition comprising cross-linked anionic, organic polymeric micr...

Gas barrier laminate and method for producing same

Preparation and use of cellulose nanofiber membrane

Process for production of film comprising microfibrillated cellulos...

Composition which contains composite fibers composed of inorganic p...

Active moisture control material for packaging

Surface-reacted calcium carbonate with functional cations

Paint mixture and lint removal method

Transfer paper

Recording medium

Texturized printable coating and methods of making and using the same

Composition of precipitated calcium carbonate, method of producing...

Carbon nanotube sheet structure and method for its making

Method for preparing active carbon-based special synthetic paper

Binder, sheet manufacturing apparatus, sheet manufacturing method,...

Inorganic material composition and utilities thereof

Recording media

Paper with enhanced strength and enhanced resistance to fats

Patents Applicationslast 30 patents

Non-Combustible Wrapper For Use In Heat But Not Burn Applications

METHOD FOR MANUFACTURING MOLDED PRODUCT

BIO-PROTECTIVE COMPOSITE MATERIALS, METHOD OF MANUFACTURING THE BIO...

BIODEGRADABLE BOARDS AND METHODS OF MAKING THE SAME

MINERAL MATERIAL POWDER WITH HIGH DISPERSION ABILITY AND USE OF SAI...

REFINED CELLULOSE FIBER COMPOSITION

MOLDED PULP PRODUCTS INCORPORATING SURFACE ENHANCED PULP FIBERS AND...

METHOD FOR PRODUCTION OF A PRODUCT COMPRISING A FIRST PLY

PREPARATION AND USE OF CELLULOSE NANOFIBER MEMBRANE

CARBON NANOTUBE SHEET STRUCTURE AND METHOD FOR ITS MAKING

PROCESS FOR PRODUCTION OF FILM COMPRISING MICROFIBRILLATED CELLULOSE

SURFACE-REACTED CALCIUM CARBONATE WITH FUNCTIONAL CATIONS

SURFACE-REACTED CALCIUM CARBONATE WITH FUNCTIONAL CATIONS

SURFACE-REACTED CALCIUM CARBONATE WITH FUNCTIONAL CATIONS

Tobacco-Containing Wrapper Having A White Brilliant Appearance

STARCH COMPOSITE FOR BINDING FIBERS, FIBER STRUCTURE, AND FIBER STR...

GAS BARRIER LAMINATE AND METHOD FOR PRODUCING SAME

Non-Combustible Wrapper For Use in Heat But Not Burn Applications

COMPOSITE, MOLDED PRODUCT, AND METHOD FOR PRODUCING MOLDED PRODUCT

DIAMOND ENRICHED INSULATION PAPER FOR THE COOLING IMPROVEMENT OF AN...

WATER-DISPERSIBLE COATING COMPOSITION FOR PAPER MAKING, AND METHOD...

PAPER AND PROCESS FOR MANUFACTURING PAPER USING MICROFIBRILLATED CE...

INORGANIC MATERIAL COMPOSITION AND UTILITIES THEREOF

BIMODAL PRECIPITATED CALCIUM CARBONATE SLURRIES SUITABLE FOR PAPER...

OIL, GREASE, AND MOISTURE RESISTANT PAPERBOARD HAVING A NATURAL APP...

METHOD FOR PRODUCTION OF A PRODUCT COMPRISING A FIRST PLY

SINGLE-LAYER LITHIUM ION BATTERY SEPARATORS EXHIBITING HIGH LOW-SHR...

COMPOSITION FOR PAPER COATING SLIP

SCALABLE NANOTUBE FABRICS AND METHODS FOR MAKING SAME

COMPOSITION COMPRISING CROSS-LINKED ANIONIC, ORGANIC POLYMERIC MICR...