Polyamides Polyaminoamides Polyester-amides

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D21H17/55

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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 D21H17/00Non-fibrous material added to the pulp, characterised by its constitution Paper-impregnating material characterised by its constitution

Current Industry

D21H17/55Polyamides Polyaminoamides Polyester-amides

Industries

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Patents Grantslast 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
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
Paper products incorporating surface enhanced pulp fibers and havin...
- Patent number 12,116,732
- Issue date Oct 15, 2024
- Domtar Paper Company, LLC
- Bradley Langford
- 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
Wet laid disposable absorbent structures with high wet strength and...
- Patent number 11,976,421
- Issue date May 7, 2024
- First Quality Tissue, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Methods and apparatus for manufacturing high-strength fiber-based b...
- Patent number 11,939,129
- Issue date Mar 26, 2024
- Footprint International, LLC
- Yoke Dou Chung
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Paper strength improvement using metal chelates and synthetic catio...
- Patent number 11,834,792
- Issue date Dec 5, 2023
- Kemira Oyj
- Clayton Campbell
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of manufacturing sanitary paper for dog feces and sanitary p...
- Patent number 11,821,144
- Issue date Nov 21, 2023
- MORRIS & COCO., LTD.
- Tae Bong Jung
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of producing absorbent structures with high wet strength, ab...
- Patent number 11,725,345
- Issue date Aug 15, 2023
- STRUCTURED I, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Aramid-based paper with improved properties
- Patent number 11,686,048
- Issue date Jun 27, 2023
- Teijin Aramid B.V.
- Antonius J. J. Hendriks
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Method for manufacturing multi-layered fibrous web and multi-layere...
- Patent number 11,655,593
- Issue date May 23, 2023
- Kemira Oyj
- Matti Hietaniemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Papers useful as thermal insulation and flame barriers for battery...
- Patent number 11,509,016
- Issue date Nov 22, 2022
- DuPont Safety & Construction, Inc.
- Byoung Sam Kang
- H01 - BASIC ELECTRIC ELEMENTS
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
Methods and apparatus for manufacturing fiber-based meat containers
- Patent number 11,248,348
- Issue date Feb 15, 2022
- Footprint International, LLC
- Yoke Dou Chung
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Pre-mix useful in the manufacture of a fiber based product
- Patent number 11,198,973
- Issue date Dec 14, 2021
- Stora Enso Oyj
- Kaj Backfolk
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Fibrous structures comprising acidic cellulosic fibers and methods...
- Patent number 11,162,223
- Issue date Nov 2, 2021
- Kimberly-Clark Worldwide, Inc.
- David John Paulson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Glyoxylated polyacrylamide polymer composition, its use and method...
- Patent number 11,066,546
- Issue date Jul 20, 2021
- Kemira Oyj
- Asko Karppi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Absorbent structures with high wet strength, absorbency, and softness
- Patent number 10,982,392
- Issue date Apr 20, 2021
- STRUCTURED I, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for making paper with improved filler retention and opacity...
- Patent number 10,975,524
- Issue date Apr 13, 2021
- Solenis Technologies, L.P.
- Ashley Hawkins Lewis
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for increasing dimensional stability of a paper or a board p...
- Patent number 10,920,375
- Issue date Feb 16, 2021
- Kemira Oyj
- Jan-Luiken Hemmes
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper strength improving polymer composition and additive system, u...
- Patent number 10,914,038
- Issue date Feb 9, 2021
- Kemira Oyj
- Chen Lu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Superabsorbent material sat (super absorbent tissue)
- Patent number 10,844,545
- Issue date Nov 24, 2020
- Gianfranco Palumbo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Methods and apparatus for manufacturing fiber-based beverage holders
- Patent number 10,815,622
- Issue date Oct 27, 2020
- Footprint International, LLC
- Yoke Dou Chung
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of manufacturing a toilet paper
- Patent number 10,731,299
- Issue date Aug 4, 2020
- Daio Paper Corporation
- Takahisa Koroki
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
High efficiency wet strength resins from new cross-linkers
- Patent number 10,711,401
- Issue date Jul 14, 2020
- Ecolab USA Inc.
- Clay E. Ringold
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Lightweight paper board
- Patent number 10,640,925
- Issue date May 5, 2020
- FLEX R&D INC.
- Prakash Mallya
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Blends of polymers as wet strengthening agents for paper
- Patent number 10,633,798
- Issue date Apr 28, 2020
- Ecolab USA Inc.
- Cornel Hagiopol
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composition, its use and method for removing and preventing wet str...
- Patent number 10,626,355
- Issue date Apr 21, 2020
- Kemira Oyj
- Yong Zou
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Chemical method and system for the manufacture of fibrous yarn
- Patent number 10,570,535
- Issue date Feb 25, 2020
- Spinnova Oy
- Johanna Liukkonen
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Grant
High bulk tissue comprising cross-linked fibers
- Patent number 10,458,067
- Issue date Oct 29, 2019
- Kimberly-Clark Worldwide, Inc.
- Michael Andrew Zawadzki
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD

Patents Applicationslast 30 patents

Information Patent Application
IMPREGNATING COATING LAYER FOR INSULATING SHEETSAND MULTILAYER LAMI...
- Publication number 20240351318
- Publication date Oct 24, 2024
- DUPONT SAFETY & CONSTRUCTION, INC.
- Benjamin Gaussens
- B32 - LAYERED PRODUCTS
Information Patent Application
USE OF MODIFIED LIGNIN AS A WET END STRENGTH ADDITIVE
- Publication number 20240344271
- Publication date Oct 17, 2024
- ECOLAB USA INC.
- David Steven JORDAN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
WET LAID PAPER AND PAPERBOARD PRODUCTS WITH HIGH WET STRENGTH AND M...
- Publication number 20240218603
- Publication date Jul 4, 2024
- FIRST QUALITY TISSUE, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
WET LAID DISPOSABLE ABSORBENT STRUCTURES WITH HIGH WET STRENGTH AND...
- Publication number 20240175212
- Publication date May 30, 2024
- FIRST QUALITY TISSUE, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ADDITIVE COMPOSITIONS AND METHODS FOR PAPERMAKING WITH HIGH-KAPPA F...
- Publication number 20240035232
- Publication date Feb 1, 2024
- Solenis Technologies, L.P.
- Anthony Joseph Petty
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
WET LAID DISPOSABLE ABSORBENT STRUCTURES WITH HIGH WET STRENGTH AND...
- Publication number 20230407575
- Publication date Dec 21, 2023
- FIRST QUALITY TISSUE, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
WET LAID PAPER AND PAPERBOARD PRODUCTS WITH HIGH WET STRENGTH AND M...
- Publication number 20230407571
- Publication date Dec 21, 2023
- FIRST QUALITY TISSUE, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COMPOSITION FOR IMPROVING SOFTNESS OF TISSUE AND/OR TOWEL PRODUCTS
- Publication number 20230243102
- Publication date Aug 3, 2023
- Solenis Technologies, L.P.
- Michael A. Evans
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR MANUFACTURING WET STRENGTH RESINS
- Publication number 20230203248
- Publication date Jun 29, 2023
- KEMIRA OYJ
- Xavier DE SEQUERA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ABRASIVE BACKING AND METHOD OF MAKING SAME
- Publication number 20230127264
- Publication date Apr 27, 2023
- Neenah, Inc.
- Peter J. Veverka
- B24 - GRINDING POLISHING
Information Patent Application
COMPOSITION AND METHOD FOR MANUFACTURE OF PAPER, BOARD OR THE LIKE
- Publication number 20230122111
- Publication date Apr 20, 2023
- KEMIRA OYJ
- Kimmo Strengell
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ARAMID PULP AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20220389660
- Publication date Dec 8, 2022
- KOLON INDUSTRIES, INC.
- Changhee KO
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Paper Products Incorporating Surface Enhanced Pulp Fibers and Havin...
- Publication number 20220333314
- Publication date Oct 20, 2022
- Domtar Paper Company, LLC
- Bradley Langford
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Application
METHOD OF MANUFACTURING SANITARY PAPER FOR DOG FECES AND SANITARY P...
- Publication number 20220243403
- Publication date Aug 4, 2022
- MORRIS&CO CO., LTD.
- Tae Bong JUNG
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PAPER STRENGTH IMPROVEMENT USING METAL CHELATES AND SYNTHETIC CATIO...
- Publication number 20220195672
- Publication date Jun 23, 2022
- KEMIRA OYJ
- Clayton CAMPBELL
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Methods and Apparatus for Manufacturing Fiber-Based Produce Containers
- Publication number 20220136174
- Publication date May 5, 2022
- Footprint International, LLC
- Yoke Dou Chung
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
A PROCESS FOR PRODUCING PAPER OR BOARD AND A PRODUCT THEREOF
- Publication number 20220090319
- Publication date Mar 24, 2022
- KEMIRA OYJ
- Diego SALAS
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Fiber-Based Food Containers
- Publication number 20220049429
- Publication date Feb 17, 2022
- Footprint International, LLC
- Yoke Dou Chung
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
CELLULOSE-BASED MATERIALS AND CONTAINERS MADE THEREFROM
- Publication number 20210404118
- Publication date Dec 30, 2021
- International Paper Company
- SADAKAT HUSSAIN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process for Producing Paper or Paperboard, in Particular Label Pape...
- Publication number 20210310193
- Publication date Oct 7, 2021
- ANHEUSER-BUSCH InBev S.A.
- Jarno-Petteri Merisalo
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR MANUFACTURING MULTI-LAYERED FIBROUS WEB AND MULTI-LAYERE...
- Publication number 20210262169
- Publication date Aug 26, 2021
- KEMIRA OYJ
- Matti HIETANIEMI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND APPARATUS FOR MANUFACTURING FIBER MOLDED ARTICLE, AND BI...
- Publication number 20210164162
- Publication date Jun 3, 2021
- SEIKO EPSON CORPORATION
- Shigemi WAKABAYASHI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD OF PRODUCING ABSORBENT STRUCTURES WITH HIGH WET STRENGTH, AB...
- Publication number 20210164166
- Publication date Jun 3, 2021
- STRUCTURED I, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ARAMID-BASED PAPER WITH IMPROVED PROPERTIES
- Publication number 20210140108
- Publication date May 13, 2021
- TEIJIN ARAMID B.V.
- Antonius J.J. HENDRIKS
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PAPERS USEFUL AS THERMAL INSULATION AND FLAME BARRIERS FOR BATTERY...
- Publication number 20200295328
- Publication date Sep 17, 2020
- DUPONT SAFETY & CONSTRUCTION, INC.
- Byoung Sam KANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Methods and Apparatus For Manufacturing Fiber-Based Produce Containers
- Publication number 20200256016
- Publication date Aug 13, 2020
- Footprint International, LLC
- Yoke Dou Chung
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
Lightweight Paper Board
- Publication number 20200240080
- Publication date Jul 30, 2020
- FLEX R&D, INC.
- PRAKASH MALLYA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
GLYOXYLATED POLYACRYLAMIDE POLYMER COMPOSITION, ITS USE AND METHOD...
- Publication number 20200079950
- Publication date Mar 12, 2020
- KEMIRA OYJ
- Asko KARPPI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS AND APPARATUS FOR MANUFACTURING FIBER-BASED BEVERAGE HOLDERS
- Publication number 20200056335
- Publication date Feb 20, 2020
- Footprint International, LLC.
- Yoke Dou Chung
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Polyamides Polyaminoamides Polyester-amides

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Fiber-based food containers

Methods and apparatus for manufacturing fiber-based produce containers

Paper products incorporating surface enhanced pulp fibers and havin...

Methods and apparatus for manufacturing fiber-based produce containers

Wet laid disposable absorbent structures with high wet strength and...

Methods and apparatus for manufacturing high-strength fiber-based b...

Paper strength improvement using metal chelates and synthetic catio...

Method of manufacturing sanitary paper for dog feces and sanitary p...

Method of producing absorbent structures with high wet strength, ab...

Aramid-based paper with improved properties

Method for manufacturing multi-layered fibrous web and multi-layere...

Papers useful as thermal insulation and flame barriers for battery...

Process for production of film comprising microfibrillated cellulose

Methods and apparatus for manufacturing fiber-based meat containers

Pre-mix useful in the manufacture of a fiber based product

Fibrous structures comprising acidic cellulosic fibers and methods...

Glyoxylated polyacrylamide polymer composition, its use and method...

Absorbent structures with high wet strength, absorbency, and softness

Process for making paper with improved filler retention and opacity...

Method for increasing dimensional stability of a paper or a board p...

Paper strength improving polymer composition and additive system, u...

Superabsorbent material sat (super absorbent tissue)

Methods and apparatus for manufacturing fiber-based beverage holders

Method of manufacturing a toilet paper

High efficiency wet strength resins from new cross-linkers

Lightweight paper board

Blends of polymers as wet strengthening agents for paper

Composition, its use and method for removing and preventing wet str...

Chemical method and system for the manufacture of fibrous yarn

High bulk tissue comprising cross-linked fibers

Patents Applicationslast 30 patents

IMPREGNATING COATING LAYER FOR INSULATING SHEETSAND MULTILAYER LAMI...

USE OF MODIFIED LIGNIN AS A WET END STRENGTH ADDITIVE

FIBROUS STERILIZABLE MATERIAL FOR PACKAGING OF MEDICAL DEVICES AND...

WET LAID PAPER AND PAPERBOARD PRODUCTS WITH HIGH WET STRENGTH AND M...

WET LAID DISPOSABLE ABSORBENT STRUCTURES WITH HIGH WET STRENGTH AND...

ADDITIVE COMPOSITIONS AND METHODS FOR PAPERMAKING WITH HIGH-KAPPA F...

WET LAID DISPOSABLE ABSORBENT STRUCTURES WITH HIGH WET STRENGTH AND...

WET LAID PAPER AND PAPERBOARD PRODUCTS WITH HIGH WET STRENGTH AND M...

COMPOSITION FOR IMPROVING SOFTNESS OF TISSUE AND/OR TOWEL PRODUCTS

PROCESS FOR MANUFACTURING WET STRENGTH RESINS

ABRASIVE BACKING AND METHOD OF MAKING SAME

COMPOSITION AND METHOD FOR MANUFACTURE OF PAPER, BOARD OR THE LIKE

ARAMID PULP AND METHOD FOR MANUFACTURING THE SAME

Paper Products Incorporating Surface Enhanced Pulp Fibers and Havin...

METHOD OF MANUFACTURING SANITARY PAPER FOR DOG FECES AND SANITARY P...

PAPER STRENGTH IMPROVEMENT USING METAL CHELATES AND SYNTHETIC CATIO...

Methods and Apparatus for Manufacturing Fiber-Based Produce Containers

A PROCESS FOR PRODUCING PAPER OR BOARD AND A PRODUCT THEREOF

Fiber-Based Food Containers

CELLULOSE-BASED MATERIALS AND CONTAINERS MADE THEREFROM

Process for Producing Paper or Paperboard, in Particular Label Pape...

METHOD FOR MANUFACTURING MULTI-LAYERED FIBROUS WEB AND MULTI-LAYERE...

METHOD AND APPARATUS FOR MANUFACTURING FIBER MOLDED ARTICLE, AND BI...

METHOD OF PRODUCING ABSORBENT STRUCTURES WITH HIGH WET STRENGTH, AB...

ARAMID-BASED PAPER WITH IMPROVED PROPERTIES

PAPERS USEFUL AS THERMAL INSULATION AND FLAME BARRIERS FOR BATTERY...

Methods and Apparatus For Manufacturing Fiber-Based Produce Containers

Lightweight Paper Board

GLYOXYLATED POLYACRYLAMIDE POLYMER COMPOSITION, ITS USE AND METHOD...

METHODS AND APPARATUS FOR MANUFACTURING FIBER-BASED BEVERAGE HOLDERS