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D21H21/36
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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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D21H21/36
Biocidal agents
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Patents Grants
last 30 patents
Information
Patent Grant
Germ-repellent book and food paper packaging, and method of manufac...
Patent number
12,110,635
Issue date
Oct 8, 2024
MAIN CHOICE PAPER PRODUCTS LIMITED
Wenjun Meng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Volatile fatty acid control
Patent number
12,065,367
Issue date
Aug 20, 2024
Ecolab USA Inc.
Herman Mark Grimm
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
Germ-repellent book and food paper packaging, and method of manufac...
Patent number
12,000,092
Issue date
Jun 4, 2024
MAIN CHOICE PAPER PRODUCTS LIMITED
Wenjun Meng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper enhancing compositions, uses thereof and enhanced paper
Patent number
11,905,663
Issue date
Feb 20, 2024
ITI Technologies, Inc.
David H. Creasey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for predicting or controlling microbial status of a paper or...
Patent number
11,859,347
Issue date
Jan 2, 2024
Kemira Oyj
Marko Kolari
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Cannabidiol compositions and uses thereof
Patent number
11,839,208
Issue date
Dec 12, 2023
PHARMOTECH SA
Rodin Aeschbach
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Method for manufacturing eco-friendly antibacterial coated paper
Patent number
11,807,989
Issue date
Nov 7, 2023
KOSKO PAPER CO., LTD.
Young-chul Ha
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
Paper enhancing compositions, uses thereof and enhanced paper
Patent number
11,767,640
Issue date
Sep 26, 2023
ITI Technologies, Inc.
David H. Creasey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for controlling growth of microorganisms and/or biofilms in...
Patent number
11,643,782
Issue date
May 9, 2023
Kemira Oyj
Jaakko Simell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for manufacturing a fibrous web
Patent number
11,598,051
Issue date
Mar 7, 2023
Kemira Oyj
Jaakko Ekman
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for manufacturing a fibrous web
Patent number
11,530,514
Issue date
Dec 20, 2022
Kemira Oyj
Juhana Ahola
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Chlorine dioxide disinfecting cloth
Patent number
11,518,967
Issue date
Dec 6, 2022
ALETHIA LIFE SCIENCES AG
Sebastian Oberwalder
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation method of cotton bast fiber and chitosan composite non-...
Patent number
11,383,189
Issue date
Jul 12, 2022
Jiangnan University
Xiuliang Hou
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Treatment composition containing a mold inhibiting agent and a wate...
Patent number
11,377,799
Issue date
Jul 5, 2022
ARXADA, LLC
Craig Waldron
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Antimicrobial composite filtering material and method for making th...
Patent number
11,351,491
Issue date
Jun 7, 2022
KX Technologies LLC
Jinwen Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Bio-based PEC compositions as binders for fiber based materials, te...
Patent number
11,319,673
Issue date
May 3, 2022
OrganoClick AB
Juhanes Aydin
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Biodegradable reinforced paper packaging mater
Patent number
11,179,921
Issue date
Nov 23, 2021
Nelson Luis Teruel
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Complexes of hydrotalcites and fibers
Patent number
11,077,033
Issue date
Aug 3, 2021
Nippon Paper Industries Co., Ltd.
Masatoshi Oishi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Boronic acid containing polymers for papermaking process
Patent number
11,035,080
Issue date
Jun 15, 2021
Ecolab USA Inc.
Zhiyi Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Biocidal resin composition including one or a plurality of resins s...
Patent number
11,019,824
Issue date
Jun 1, 2021
Luis Alberto Amestica Salazar
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Process for creating a foam utilizing an antimicrobial starch withi...
Patent number
11,001,969
Issue date
May 11, 2021
Stora Enso Oyj
Kaj Backfolk
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Anti-microbial polymer incorporating a quaternary ammonium group
Patent number
10,993,437
Issue date
May 4, 2021
Chemgreen Innovation Inc.
Khashayar Ghandi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Lignocellulosic composites prepared with aqueous alkaline and urea...
Patent number
10,995,452
Issue date
May 4, 2021
Bradley University
Brent H. Tisserat
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Medical examination paper roll
Patent number
10,961,078
Issue date
Mar 30, 2021
BROADWAY HOLDINGS V, LLC
Steve Kohn
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Cannabidiol compositions and uses thereof
Patent number
10,952,432
Issue date
Mar 23, 2021
PHARMOTECH SA
Rodin Aeschbach
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
System and method for producing mold-resistant paper with wet scrub...
Patent number
10,913,087
Issue date
Feb 9, 2021
United States Gypsum Company
Paula Hajakian
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Method for manufacture of paper, board or the like and use of the c...
Patent number
10,787,768
Issue date
Sep 29, 2020
Kemira Oyj
Matti Hietaniemi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for producing a flaked thermal-insulating and/or acoustic-i...
Patent number
10,753,044
Issue date
Aug 25, 2020
ENERPAPER S.R.L.
Davide Contu
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
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
METHOD FOR REDUCING AMOUNT OF BACTERIAL ENDOSPORES IN AN AQUEOUS FI...
Publication number
20240018726
Publication date
Jan 18, 2024
KEMIRA OYJ
Marko KOLARI
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
PAPER ENHANCING COMPOSITIONS, USES THEREOF AND ENHANCED PAPER
Publication number
20230366154
Publication date
Nov 16, 2023
ITI Technologies, Inc.
David H. Creasey
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
Facial Tissue Comprising An Interleaved Waterproofing Plastic Film.
Publication number
20230340730
Publication date
Oct 26, 2023
Max Abecassis
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
RESIN-CONTAINING COMPOSITION WITH ANTIMICROBIAL PROPERTIES, IN PART...
Publication number
20230312907
Publication date
Oct 5, 2023
SWISS KRONO Tec AG
Andreas Gier
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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 CONTROLLING VOLATILE FATTY ACID CONTENT IN PULP, PAPER,...
Publication number
20230193562
Publication date
Jun 22, 2023
Solenis Technologies, L.P.
Corinne E. Carrido
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DRY WIPE, A BIODEGRADABLE PACKAGING CONTAINING THE DRY WIPE, AN ARR...
Publication number
20230135305
Publication date
May 4, 2023
GLATFELTER GERNSBACH GMBH
Henning Röttger
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
GERM-REPELLENT BOOK AND FOOD PAPER PACKAGING, AND METHOD OF MANUFAC...
Publication number
20230022618
Publication date
Jan 26, 2023
Main Choice Paper Products Limited
Wenjun MENG
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR MANUFACTURING ECO-FRIENDLY ANTIBACTERIAL COATED PAPER
Publication number
20220403600
Publication date
Dec 22, 2022
Kosko Paper Co., Ltd.
Young-chul HA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PAPER ENHANCING COMPOSITIONS, USES THEREOF AND ENHANCED PAPER
Publication number
20220154405
Publication date
May 19, 2022
ITI Technologies, Inc.
David H. Creasey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Active Materials, Surfaces, Surface Treatments And Methods For Pack...
Publication number
20220154404
Publication date
May 19, 2022
Mi2 Holdings LLC
Andrew Hopkins
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
GERM-REPELLENT BOOK AND FOOD PAPER PACKAGING, AND METHOD OF MANUFAC...
Publication number
20220064861
Publication date
Mar 3, 2022
Main Choice Paper Products Limited
Wenjun MENG
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method for controlling growth of microorganisms and/or biofilms in...
Publication number
20220056641
Publication date
Feb 24, 2022
KEMIRA OYJ
Jaakko Simell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SILVER COMPOSITIONS AND METHODS FOR MAKING BIOCIDAL CURRENCY
Publication number
20220049430
Publication date
Feb 17, 2022
Philip GOTTHELF
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PAPER ENHANCING COMPOSITIONS, USES THEREOF AND ENHANCED PAPER
Publication number
20210381169
Publication date
Dec 9, 2021
ITI Technologies, Inc.
David H. Creasey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
COMPLEXES OF HYDROTALCITES AND FIBERS
Publication number
20210338547
Publication date
Nov 4, 2021
Nippon Paper Industries Co., Ltd.
Masatoshi Oishi
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Paper substrates and articles containing antimicrobial components a...
Publication number
20210277605
Publication date
Sep 9, 2021
International Paper Company
Victor P. Holbert
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
CELLULOSE COMPOSITION
Publication number
20210269980
Publication date
Sep 2, 2021
KEMIRA OYJ
Kaisa KARISALMI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ANTI-MICROBIAL POLYMER INCORPORATING A QUATERNARY AMMONIUM GROUP
Publication number
20210259243
Publication date
Aug 26, 2021
ChemGreen Innovation Inc.
Khashayar Ghandi
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
WATER-DISINTEGRATABLE FIBER COMPOSITE MATERIAL
Publication number
20210230806
Publication date
Jul 29, 2021
INTERVISA BETEILIGUNG UND VERWALTUNG GMBH
Herbert BECK
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CANNABIDIOL COMPOSITIONS AND USES THEREOF
Publication number
20210219547
Publication date
Jul 22, 2021
PHARMOTECH SA
RODIN AESCHBACH
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
CELLULOSE FIBER-CONTAINING COMPOSITION AND SHEET
Publication number
20210222366
Publication date
Jul 22, 2021
OJI HOLDINGS CORPORATION
Rina TANAKA
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
Information
Patent Application
METHOD FOR MANUFACTURING A FIBROUS WEB
Publication number
20210189646
Publication date
Jun 24, 2021
KEMIRA OYJ
Juhana Ahola
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Treatment Composition Containing A Mold Inhibiting Agent and A Wate...
Publication number
20210180257
Publication date
Jun 17, 2021
LONZA, LLC
Craig Waldron
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Method for Predicting or Controlling Microbial Status of a Paper or...
Publication number
20200299903
Publication date
Sep 24, 2020
KEMIRA OYJ
Marko Kolari
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method for controlling growth of microorganisms and/or biofilms in...
Publication number
20200199818
Publication date
Jun 25, 2020
KEMIRA OYJ
Jaakko Simell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE