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obtained by reactions only involving carbon-to-carbon unsaturated bonds
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CPC
D21H17/34
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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
D21H17/00
Non-fibrous material added to the pulp, characterised by its constitution Paper-impregnating material characterised by its constitution
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D21H17/34
obtained by reactions only involving carbon-to-carbon unsaturated bonds
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Patents Grants
last 30 patents
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Patent Grant
Wet laid disposable absorbent structures with high wet strength and...
Patent number
12,297,598
Issue date
May 13, 2025
First Quality Tissue, LLC
James E. Sealey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for obtaining bio-sourced N-vinylformamide
Patent number
12,269,789
Issue date
Apr 8, 2025
SNF GROUP
Cédrick Favero
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Treated article, methods of making the treated article, and dispers...
Patent number
12,209,364
Issue date
Jan 28, 2025
AGC Chemicals Americas, Inc.
Tess Duffin Crosetto
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Articles of manufacture comprising nanocellulose elements
Patent number
12,122,980
Issue date
Oct 22, 2024
Soane Materials LLC
David S. Soane
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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
Wet laid disposable absorbent structures with high wet strength and...
Patent number
11,952,721
Issue date
Apr 9, 2024
First Quality Tissue, LLC
James E. Sealey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Articles of manufacture comprising nanocellulose elements
Patent number
11,932,829
Issue date
Mar 19, 2024
Soane Materials LLC
David S. Soane
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of producing a fibrous product and a fibrous product
Patent number
11,828,025
Issue date
Nov 28, 2023
Paptic Oy
Karita Kinnunen-Raudaskoski
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing paper or cardboard
Patent number
11,795,255
Issue date
Oct 24, 2023
Solenis Technologies, L.P.
Hans-Joachim Haehnle
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Articles of manufacture comprising nanocellulose elements
Patent number
11,795,420
Issue date
Oct 24, 2023
Soane Materials LLC
David S. Soane
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Method of producing a fibrous product and a fibrous product
Patent number
11,371,188
Issue date
Jun 28, 2022
Paptic Oy
Karita Kinnunen-Raudaskoski
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing single-layer or multi-layer paper
Patent number
11,293,143
Issue date
Apr 5, 2022
Solenis Technologies, L.P.
Christoph Hamers
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper comprising aramid pulp suitable for electrochemical cells, an...
Patent number
11,193,240
Issue date
Dec 7, 2021
DuPont Safety & Construction, Inc.
Mehdi Afshari
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Systems and methods to produce treated cellulose filaments and ther...
Patent number
11,104,770
Issue date
Aug 31, 2021
KRUGER INC.
Abdou Khadri Diallo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Modified creping adhesive formulation and creping methods using same
Patent number
11,053,641
Issue date
Jul 6, 2021
Buckman Laboratories International, Inc.
Jian Tan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Fiber sheets and structures comprising fiber sheets
Patent number
10,906,268
Issue date
Feb 2, 2021
PAPTIC LTD
Esa Torniainen
B32 - LAYERED PRODUCTS
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Patent Grant
Method of producing a fibrous web containing natural and synthetic...
Patent number
10,865,523
Issue date
Dec 15, 2020
PAPTIC LTD
Karita Kinnunen-Raudaskoski
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Increased drainage performance in papermaking systems using microfi...
Patent number
10,851,498
Issue date
Dec 1, 2020
Solenis Technologies, L.P.
Jonathan M McKay
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for providing a pretreated filler composition and its use in...
Patent number
10,844,542
Issue date
Nov 24, 2020
Kemira Oyj
Matti Hietaniemi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of an acrylate copolymer as retention aid in a method of making...
Patent number
10,829,895
Issue date
Nov 10, 2020
ARCHROMA IP GMBH
John Cowman
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing a decorated sheet and use thereof
Patent number
10,815,621
Issue date
Oct 27, 2020
Surface Technologies GMBH & Co. KG
Egon Hoff
B32 - LAYERED PRODUCTS
Information
Patent Grant
Friction material comprising aramid
Patent number
10,774,892
Issue date
Sep 15, 2020
Teijin Aramid B.V.
Walter Nijhuis
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper comprising aramid pulp and a friction paper made therefrom
Patent number
10,767,316
Issue date
Sep 8, 2020
DuPont Safety & Construction, Inc.
Mehdi Afshari
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Systems and methods to produce treated cellulose filaments and ther...
Patent number
10,626,232
Issue date
Apr 21, 2020
KRUGER INC.
Abdou Khadri Diallo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Polymer for pitch and stickies deposition control in papermaking
Patent number
10,519,602
Issue date
Dec 31, 2019
Ecolab USA Inc.
Xiaojin Harry Li
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Fiber sheets and structures comprising fiber sheets
Patent number
10,479,044
Issue date
Nov 19, 2019
PAPTIC LTD
Esa Torniainen
B32 - LAYERED PRODUCTS
Information
Patent Grant
Paper composition and process for making the same
Patent number
10,392,752
Issue date
Aug 27, 2019
Dow Global Technologies LLC
Tao Wang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Greaseproof paper having excellent folding resistance
Patent number
10,301,776
Issue date
May 28, 2019
Kuraray Co., Ltd.
Yosuke Kumaki
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Patent Grant
Polymer product, method for producing the polymer and use of the po...
Patent number
10,174,134
Issue date
Jan 8, 2019
Kemira Oyj
Sacha Legrand
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Dispersible non-woven article and methods of making the same
Patent number
10,065,379
Issue date
Sep 4, 2018
HANGSTERFER'S LABORATORIES, INC.
Mark Fretz
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING A FILTERING MATERIAL
Publication number
20250163651
Publication date
May 22, 2025
BIOSORBE AB
Johan BENNARSTEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF PRODUCING VINYLAMINE-CONTAINING POLYMERS
Publication number
20250163194
Publication date
May 22, 2025
Solenis Technologies, L.P.
Dan Whitfield
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PARTICULATE VINYLAMINE COMPOSITIONS AND METHOD OF MAKING
Publication number
20250163646
Publication date
May 22, 2025
Solenis Technologies, L.P.
Dan Whitfield
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCTION OF VINYL CARBOXAMIDE CONTAINING POLYMERS IN P...
Publication number
20250163647
Publication date
May 22, 2025
Solenis Technologies, L.P.
Christian Dollendorf
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Articles of Manufacture Comprising Nanocellulose Elements
Publication number
20250092338
Publication date
Mar 20, 2025
Soane Materials LLC
David S. Soane
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
Articles of Manufacture Comprising Nanocellulose Elements
Publication number
20250075154
Publication date
Mar 6, 2025
Soane Materials LLC
David S. Soane
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
Articles of Manufacture Comprising Nanocellulose Elements
Publication number
20250066699
Publication date
Feb 27, 2025
Soane Materials LLC
David S. Soane
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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
DISPERSIBLE PAPER, METHOD FOR PRODUCING SAME, PACKAGING AND USE OF...
Publication number
20240344274
Publication date
Oct 17, 2024
Klabin S.A.
Guilherme GIESEL
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
METHOD FOR OBTAINING BIO-SOURCED N-VINYLFORMAMIDE
Publication number
20240270681
Publication date
Aug 15, 2024
SNF Group
Cédrick FAVERO
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
OIL-RESISTANT AGENT COMPOSITION
Publication number
20240150965
Publication date
May 9, 2024
DAIKIN INDUSTRIES, LTD.
Tetsuya UEHARA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
WET LAID DISPOSABLE ABSORBENT STRUCTURES WITH HIGH WET STRENGTH AND...
Publication number
20240125051
Publication date
Apr 18, 2024
FIRST QUALITY TISSUE, LLC
James E. Sealey II
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
WET LAID DISPOSABLE ABSORBENT STRUCTURES WITH HIGH WET STRENGTH AND...
Publication number
20230407573
Publication date
Dec 21, 2023
FIRST QUALITY TISSUE, LLC
James E. Sealey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ARTICLES OF MANUFACTURE COMPRISING NANOCELLULOSE ELEMENTS
Publication number
20230227758
Publication date
Jul 20, 2023
Soane Materials LLC
David S. Soane
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
Method of producing a fibrous product and a fibrous product
Publication number
20220307201
Publication date
Sep 29, 2022
Paptic Oy
Karita Kinnunen-Raudaskoski
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
TREATED ARTICLE, METHODS OF MAKING THE TREATED ARTICLE, AND DISPERS...
Publication number
20220178078
Publication date
Jun 9, 2022
AGC Chemicals Americas, Inc.
Tess Duffin Crosetto
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PRODUCING PAPER OR CARDBOARD
Publication number
20220033555
Publication date
Feb 3, 2022
SOLENIS TECHNOLOGIES CAYMAN, L.P.
Hans-Joachim HAEHNLE
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
REVERSIBLE CROSS-LINKING SYSTEM FOR POLYVINYLAMINES
Publication number
20210395406
Publication date
Dec 23, 2021
Solenis Technologies, L.P.
Florian Taubert
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING SINGLE-LAYER OR MULTI-LAYER PAPER
Publication number
20210189658
Publication date
Jun 24, 2021
SOLENIS TECHNOLOGIES CAYMAN, L.P.
Christoph HAMERS
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
RECYCLABLE BARRIER PAPER
Publication number
20200370244
Publication date
Nov 26, 2020
MITSUBISHI HITEC PAPER EUROPE GMBH
Dieter BECKER
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PAPER COMPRISING ARAMID PULP SUITABLE FOR ELECTROCHEMICAL CELLS, AN...
Publication number
20200362516
Publication date
Nov 19, 2020
DUPONT SAFETY & CONSTRUCTION, INC.
MEHDI AFSHARI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SYSTEMS AND METHODS TO PRODUCE TREATED CELLULOSE FILAMENTS AND THER...
Publication number
20200239650
Publication date
Jul 30, 2020
KRUGER INC.
ABDOU KHADRI DIALLO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FIBER SHEETS AND STRUCTURES COMPRISING FIBER SHEETS
Publication number
20200086601
Publication date
Mar 19, 2020
PAPTIC LTD
Esa TORNIAINEN
B32 - LAYERED PRODUCTS
Information
Patent Application
FRICTION MATERIAL COMPRISING ARAMID
Publication number
20190211895
Publication date
Jul 11, 2019
TEIJIN ARAMID B.V.
Walter NIJHUIS
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
INCREASED DRAINAGE PERFORMANCE IN PAPERMAKING SYSTEMS USING MICROFI...
Publication number
20180080175
Publication date
Mar 22, 2018
SOLENIS TECHNOLOGIES, L.P.
Jonathan M. McKay
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SOLIDIFYING COMPOSITION FOR PAPER AND CARDBOARD
Publication number
20170233950
Publication date
Aug 17, 2017
BASF SE
Hans-Joachim HAEHNLE
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ADDITIVES FOR PAPERMAKING
Publication number
20170233947
Publication date
Aug 17, 2017
NanoPaper, LLC
Gangadhar JOGIKALMATH
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Papermaking agent composition and method for treating fibre stock
Publication number
20170002518
Publication date
Jan 5, 2017
KEMIRA OYJ
Joonas Hokka
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Fibrous Structures and Methods for Making Same
Publication number
20160355984
Publication date
Dec 8, 2016
The Procter & Gamble Company
Steven Lee Barnholtz
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE