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D21H21/16
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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
D21H21/00
Non-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
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D21H21/16
Sizing or water-repelling agents
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Patents Grants
last 30 patents
Information
Patent Grant
Fiber-based food containers
Patent number
12,168,853
Issue date
Dec 17, 2024
Footprint International, LLC
Yoke Dou Chung
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fluorocarbon-free and bio-based oil and water barrier materials com...
Patent number
12,163,291
Issue date
Dec 10, 2024
OrganoClick AB
Juhanes Aydin
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Functionalization and reinforcement in the dry state and in the wet...
Patent number
12,162,963
Issue date
Dec 10, 2024
Centre National de la Recherche Scientifique
Lauric Gaffiot
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Methods and apparatus for manufacturing fiber-based produce containers
Patent number
12,163,290
Issue date
Dec 10, 2024
Footprint International, LLC
Yoke Dou Chung
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Paperboard structure with at least one barrier coating layer
Patent number
12,152,346
Issue date
Nov 26, 2024
WestRock MWV, LLC
Jiebin Pang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of modifying polymer barrier films
Patent number
12,116,730
Issue date
Oct 15, 2024
Chemstone, Inc.
Jonathan Spender
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation method of heat-not-burn cigarette paper with boron nitr...
Patent number
12,104,325
Issue date
Oct 1, 2024
Zhejiang University
Qinghua Zhang
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Biodegradable and compostable dog waste materials and method for us...
Patent number
12,084,269
Issue date
Sep 10, 2024
INIZIO ENTERTAINMENT, LLC—POOCH PAPER
Patricia Anne Rosensteel
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Wrapping paper for non-combustible heated type smoking article, non...
Patent number
12,075,820
Issue date
Sep 3, 2024
Japan Tobacco Inc.
Toru Sakurai
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Barrier layer for cellulose substrate
Patent number
12,071,726
Issue date
Aug 27, 2024
Papacks Sales GmbH
Tahsin Dag
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Methods and apparatus for manufacturing fiber-based produce containers
Patent number
12,071,727
Issue date
Aug 27, 2024
Footprint International, LLC
Yoke Dou Chung
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Epidermal paper-based electronic devices
Patent number
12,070,315
Issue date
Aug 27, 2024
Purdue Research Foundation
Ramses Valentin Martinez
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for manufacturing paper barrier base material
Patent number
12,071,728
Issue date
Aug 27, 2024
Nippon Paper Industries Co., Ltd.
Yuri Oishi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fibrous sheet with improved properties
Patent number
12,043,963
Issue date
Jul 23, 2024
Deborah J. Calewarts
D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information
Patent Grant
Liquid dispersions for acyl halides
Patent number
12,018,435
Issue date
Jun 25, 2024
Chemstone, Inc.
Jonathan Spender
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Treated article, methods of making the treated article, and dispers...
Patent number
12,000,090
Issue date
Jun 4, 2024
AGC Chemicals Americas, Inc.
Tess Duffin Crosetto
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Polyol fatty acid ester carrier compositions
Patent number
11,987,935
Issue date
May 21, 2024
Chemstone, Inc.
Jonathan Spender
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Durable water resistant coatings
Patent number
11,987,657
Issue date
May 21, 2024
Massachusetts Institute of Technology
Kripa K. Varanasi
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Packing paper
Patent number
11,965,291
Issue date
Apr 23, 2024
Mondi AG
Elisabeth Schwaiger
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Foldable paper-based substrates coated with water-based coatings an...
Patent number
11,952,719
Issue date
Apr 9, 2024
Cascades Sonoco Inc.
Yvon Mongrain
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Composition for coating a paper, method for production thereof and...
Patent number
11,932,993
Issue date
Mar 19, 2024
SK Innovation Co., Ltd.
Dong Hyun Woo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Natural fiber composites as a low-cost plastic alternative
Patent number
11,926,965
Issue date
Mar 12, 2024
Northeastern University
Hongli Zhu
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Polymer, method for producing same, water- and oil-proofing composi...
Patent number
11,913,175
Issue date
Feb 27, 2024
AGC Inc.
Yuzuka Yoshioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hot-press gas grafting hydrophobization apparatus, and eco-friendly...
Patent number
11,905,664
Issue date
Feb 20, 2024
KNU - Industry Cooperation Foundation
Myoung Ku Lee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Water-dispersible composite structure and method of producing the same
Patent number
11,885,072
Issue date
Jan 30, 2024
Paptic Oy
Karita Kinnunen-Raudaskoski
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Environmentally-friendly heat sealable aqueous barrier coating for...
Patent number
11,879,214
Issue date
Jan 23, 2024
ACTEGA NORTH AMERICA, INC.
Anshyang Lin
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Moisture barriers for paper materials
Patent number
11,873,607
Issue date
Jan 16, 2024
R. J. Reynolds Tobacco Company
Andries Don Sebastian
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Base paper for eco-friendly paper cups
Patent number
11,840,807
Issue date
Dec 12, 2023
Hankuk Paper Mfg. Co., Ltd.
Ik-Sun Choi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Base sheet for total heat exchanger element
Patent number
11,828,026
Issue date
Nov 28, 2023
Oji Holdings Corporation
Koichi Hagihara
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Aqueous water barrier coatings
Patent number
11,821,143
Issue date
Nov 21, 2023
BASF SE
Gary A Deeter
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
HIGH DURABILITY CARDBOARD PRODUCT AND METHOD FOR THE MANUFACTURING...
Publication number
20240410113
Publication date
Dec 12, 2024
FIBERDOM OY
Duncan MAYES
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FILTER MATERIAL FOR AIR FILTER AND METHOD FOR PRODUCING FILTER MATE...
Publication number
20240408523
Publication date
Dec 12, 2024
HOKUETSU CORPORATION
Nozomi TASHIRO
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Application
WATER-/OIL-REPELLENT AGENT
Publication number
20240409753
Publication date
Dec 12, 2024
DAIKIN INDUSTRIES, LTD.
Hideyuki IKEUCHI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LOW OPACITY PAPER
Publication number
20240401276
Publication date
Dec 5, 2024
Neenah Gessner GmbH
Raoul Hervé
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A method, a product obtained by the method, and dried cellulosic an...
Publication number
20240400798
Publication date
Dec 5, 2024
Metsa Fibre Oy
Kirsi Hirvonen
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
SURFACE SIZING AGENT FOR PAPER AND/OR CARDBOARD
Publication number
20240401279
Publication date
Dec 5, 2024
Mondi AG
Johannes LEITNER
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Coated Paper
Publication number
20240401278
Publication date
Dec 5, 2024
Billerud Aktiebolag (publ)
Thomas Gillgren
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR STABILISATION, HYDROPHOBATION AND ENHANCED DURABILITY TR...
Publication number
20240391132
Publication date
Nov 28, 2024
Fiberdom Oy
Duncan MAYES
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Application
A fibrous product and a method of coating a fibrous substrate
Publication number
20240392509
Publication date
Nov 28, 2024
METSÄ BOARD OYJ
Riku Talja
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PREPARING MULTIFUNCTIONAL ENVIRONMENTAL FRIENDLY COATING...
Publication number
20240368841
Publication date
Nov 7, 2024
Zhejiang University of Science and Technology
Lizheng SHA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
COPOLYMER, TREATMENT AGENT, AND PREPARATION METHOD THEREFOR AND USE...
Publication number
20240360262
Publication date
Oct 31, 2024
BEIJING MAPU NEW MATERIALS CO., LTD.
Lingfei Jiang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
BARRIER LAYERS COMPRISING NANOCELLULOSE ONTO THE SURFACE OF PAPER O...
Publication number
20240352675
Publication date
Oct 24, 2024
FiberLean Technologies Limited
Robyn HILL
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MINERAL-OIL-RESISTANCE-IMPARTING COATING MATERIAL AND LAMINATE
Publication number
20240343935
Publication date
Oct 17, 2024
Mitsui Chemicals, Inc.
Yasuyuki KAGAWA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
HPMC COMPOSITION FOR COATING OF PAPER AND BOARD FOR REDUCING MIGRAT...
Publication number
20240318384
Publication date
Sep 26, 2024
NUTRITION & BIOSCIENCES USA 1, LLC
Roland Bayer
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MOISTURE AND OIL BARRIER
Publication number
20240301628
Publication date
Sep 12, 2024
KEMIRA OYJ
Kaisa Karisalmi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESS FOR IMPROVING MOISTURE- AND WATER-RESISTANCE OF PAPER
Publication number
20240301629
Publication date
Sep 12, 2024
METGEN OY
Liji Sobhana Seleenmary Sobhanadhas
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Polyol Fatty Acid Ester Carrier Compositions
Publication number
20240301630
Publication date
Sep 12, 2024
CHEMSTONE, INC.
Jonathan Spender
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
TREATED ARTICLE, METHODS OF MAKING THE TREATED ARTICLE, AND DISPERS...
Publication number
20240301627
Publication date
Sep 12, 2024
AGC Chemicals Americas, Inc.
Tess Duffin Crosetto
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
PREPARATION METHOD AND RECYCLINGMETHOD FOR DEGRADABLE AND RECYCLABL...
Publication number
20240295078
Publication date
Sep 5, 2024
Institute of Chemical Industry of Forest Products,Chinese Academy of Forestry
He LIU
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
COMPOSITION FOR PROVIDING BARRIER PROPERTIES, ITS USE AND A SHEET-L...
Publication number
20240287744
Publication date
Aug 29, 2024
KEMIRA OYJ
Jaana LAINE
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FIBROUS STERILIZABLE MATERIAL FOR PACKAGING OF MEDICAL DEVICES AND...
Publication number
20240279877
Publication date
Aug 22, 2024
Ahlstrom Oyj
Menno Dufour
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
STABLE BIODEGRADABLE RECEPTACLE
Publication number
20240270467
Publication date
Aug 15, 2024
Papacks Sales GmbH
Tahsin Dag
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
POROUS MEDIA HAVING BIOCIDAL PROPERTIES
Publication number
20240271369
Publication date
Aug 15, 2024
OBERTHUR FIDUCIAIRE SAS
Henri ROSSET
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
MULTI-PLY LINER FOR USE IN CORRUGATED BOARD
Publication number
20240263401
Publication date
Aug 8, 2024
STORA ENSO OYJ
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CONTAINER
Publication number
20240262590
Publication date
Aug 8, 2024
Bluewater Innovations AB
Bengt Rittri
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
BIOBASED BARRIER FILM FOR PACKAGING MATERIAL
Publication number
20240263399
Publication date
Aug 8, 2024
STORA ENSO OYJ
Isto Heiskanen
B32 - LAYERED PRODUCTS
Information
Patent Application
AQUEOUS COATING COMPOSITION
Publication number
20240263022
Publication date
Aug 8, 2024
Omya International AG
Fabien Wilhelm MONNARD
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESSING CONVENTIONAL PAPERS AND PULPS INTO HYDROPHOBIC AND WATER...
Publication number
20240247442
Publication date
Jul 25, 2024
Mississippi State University
Xuefeng Zhang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FLUTING OR LINER COMPRISING NSSC PULP
Publication number
20240240403
Publication date
Jul 18, 2024
STORA ENSO OYJ
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MULTIPLY CONTAINERBOARD FOR USE IN CORRUGATED BOARD
Publication number
20240240406
Publication date
Jul 18, 2024
STORA ENSO OYJ
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE