paper or board consisting of two or more layers

Industry

CPC
D21F11/08

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Parent Industries

DTEXTILES PAPER D21Papermaking D21FPAPER-MAKING MACHINES METHODS OF PRODUCING PAPER THEREON D21F11/00Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines

Current Industry

D21F11/08paper or board consisting of two or more layers

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Thick-caliper laminated paperboard and methods for making the same
- Patent number 11,773,540
- Issue date Oct 3, 2023
- Caraustar Industrial and Consumer Products Group, Inc.
- Josh Wolfenbarger
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Multi-ply fibrous structure-containing articles
- Patent number 11,767,642
- Issue date Sep 26, 2023
- The Procter & Gamble Company
- Steven Lee Barnholtz
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Yankee dryer profiler and control
- Patent number 11,739,479
- Issue date Aug 29, 2023
- Michael Gorden
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for making multi-ply fibrous structure containing articles
- Patent number 11,732,422
- Issue date Aug 22, 2023
- The Procter & Gamble Company
- Steven Lee Barnholtz
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Liquid applying apparatus for fiber products
- Patent number 11,655,592
- Issue date May 23, 2023
- Chan Li Machinery Co., Ltd.
- Tung-I Tsai
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Multi-ply fibrous structure-containing articles
- Patent number 11,639,582
- Issue date May 2, 2023
- The Procter & Gamble Company
- Steven Lee Barnholtz
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Thick-caliper laminated paperboard and methods for making the same
- Patent number 11,078,629
- Issue date Aug 3, 2021
- Caraustar Industrial and Consumer Products Group, Inc.
- Josh Wolfenbarger
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method and apparatus for making absorbent structures with absorbent...
- Patent number 11,000,422
- Issue date May 11, 2021
- The Procter & Gamble Company
- Hans Adolf Jackels
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Multi-ply fibrous structure-containing articles
- Patent number 10,982,393
- Issue date Apr 20, 2021
- The Procter & Gamble Company
- Steven Lee Barnholtz
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Process for making multi-ply fibrous structure-containing articles
- Patent number 10,968,571
- Issue date Apr 6, 2021
- The Procter & Gamble Company
- Steven Lee Barnholtz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Yankee dryer profiler and control
- Patent number 10,914,037
- Issue date Feb 9, 2021
- Michael Gorden
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Multi-ply fibrous structure-containing articles
- Patent number 10,907,308
- Issue date Feb 2, 2021
- The Procter & Gamble Company
- Steven Lee Barnholtz
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method for producing a paper roll with smooth plies and relative roll
- Patent number 10,562,257
- Issue date Feb 18, 2020
- GAMBINI S.P.A.
- Gianni Gambini
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Method and apparatus for manufacturing watermarked paper
- Patent number 10,428,457
- Issue date Oct 1, 2019
- Fedrigoni S.p.A.
- Ivo Planeta
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for making absorbent structures with absorbent...
- Patent number 10,245,188
- Issue date Apr 2, 2019
- The Procter & Gamble Company
- Hans Adolf Jackels
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing a core card, and core card for a laminate
- Patent number 9,987,829
- Issue date Jun 5, 2018
- MAYR-MELNHOF KARTON AG
- Zakaria Announ
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for making absorbent structures with absorbent...
- Patent number 9,492,328
- Issue date Nov 15, 2016
- The Procter & Gamble Company
- Hans Adolf Jackels
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method and apparatus for making absorbent structures with absorbent...
- Patent number 8,568,566
- Issue date Oct 29, 2013
- The Procter & Gamble Company
- Hans Adolf Jackels
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Knitted structure designed to be incorporated in a sheet material
- Patent number 8,445,392
- Issue date May 21, 2013
- Arjowiggins
- Henri Rosset
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Machine for the manufacture of a multi-layer fibrous web
- Patent number 6,616,811
- Issue date Sep 9, 2003
- Voith Paper Patent GmbH
- Alexander Wassermann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Security paper comprising localized areas with reduced thickness an...
- Patent number 6,402,888
- Issue date Jun 11, 2002
- Arjo Wiggins
- Pierre Doublet
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Multi-layered water-decomposable fibrous sheet
- Patent number 6,258,210
- Issue date Jul 10, 2001
- Uni-Charm Corporation
- Naohito Takeuchi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Forgery preventive sheet and method of manufacturing same
- Patent number 5,961,432
- Issue date Oct 5, 1999
- Tokushu Paper Mfg. Co., Ltd.
- Toru Murakami
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Paperboard for manufacturing single-layer paperboard tube-forming p...
- Patent number 5,804,284
- Issue date Sep 8, 1998
- Sonoco Products Company, Inc.
- George E. Lennon
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paperboard for manufacturing single-layer paperboard tube-forming p...
- Patent number 5,573,638
- Issue date Nov 12, 1996
- Sonoco Products Company
- George E. Lennon
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Papermaking machine with central dewatering cylinder
- Patent number 4,490,212
- Issue date Dec 25, 1984
- Escher Wyss GmbH
- Rudiger Kurtz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Secondary headbox for cylinder machine
- Patent number 4,474,645
- Issue date Oct 2, 1984
- Armstrong World Industries, Inc.
- Deborah M. Boroughs
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper forming roll construction
- Patent number 4,240,871
- Issue date Dec 23, 1980
- Diamond International Corporation
- James H. Burkhart
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for plybonding control
- Patent number 4,161,205
- Issue date Jul 17, 1979
- Beloit Corporation
- Edgar J. Justus
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Multi-ply continuous paper web former
- Patent number 4,139,412
- Issue date Feb 13, 1979
- Diamond International Corporation
- Warren G. Printz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
MULTI-PLY FIBROUS STRUCTURE-CONTAINING ARTICLES
- Publication number 20240060243
- Publication date Feb 22, 2024
- The Procter & Gamble Company
- Steven Lee Barnholtz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCING A GREEN PAPER FOR PRODUCING A GAS DIFFUSION LA...
- Publication number 20230411632
- Publication date Dec 21, 2023
- GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GMBH
- Mario KELLER
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
YANKEE DRYER PROFILER AND CONTROL
- Publication number 20230295875
- Publication date Sep 21, 2023
- Michael Gorden
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MULTI-PLY FIBROUS STRUCTURE-CONTAINING ARTICLES
- Publication number 20230228038
- Publication date Jul 20, 2023
- The Procter & Gamble Company
- Steven Lee Barnholtz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
LIQUID APPLYING APPARATUS FOR FIBER PRODUCTS
- Publication number 20220081838
- Publication date Mar 17, 2022
- CHAN LI MACHINERY CO., LTD.
- TUNG-I TSAI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process for Making Multi-Ply Fibrous Structure Containing Articles
- Publication number 20210285162
- Publication date Sep 16, 2021
- The Procter & Gamble Company
- Steven Lee Barnholtz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Multi-Ply Fibrous Structure-Containing Articles
- Publication number 20210230807
- Publication date Jul 29, 2021
- The Procter & Gamble Company
- Steven Lee Barnholtz
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Application
YANKEE DRYER PROFILER AND CONTROL
- Publication number 20210172121
- Publication date Jun 10, 2021
- Michael Gorden
- G01 - MEASURING TESTING
Information Patent Application
Multi-Ply Fibrous Structure-Containing Articles
- Publication number 20210095427
- Publication date Apr 1, 2021
- The Procter & Gamble Company
- Steven Lee Barnholtz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process for Making Multi-Ply Fibrous Structure-Containing Articles
- Publication number 20190063004
- Publication date Feb 28, 2019
- The Procter & Gamble Company
- Steven Lee Barnholtz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND APPARATUS FOR MAKING ABSORBENT STRUCTURES WITH ABSORBENT...
- Publication number 20190038477
- Publication date Feb 7, 2019
- The Procter & Gamble Company
- Hans Adolf Jackels
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
METHOD AND APPARATUS FOR MANUFACTURING WATERMARKED PAPER
- Publication number 20180251943
- Publication date Sep 6, 2018
- FEDRIGONI S.P.A.
- Ivo PLANETA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
YANKEE DRYER PROFILER AND CONTROL
- Publication number 20180119359
- Publication date May 3, 2018
- Michael Gorden
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Application
METHOD FOR PRODUCING A PAPER ROLL WITH SMOOTH PLIES AND RELATIVE ROLL
- Publication number 20170355165
- Publication date Dec 14, 2017
- GAMBINI S.p.A.
- Gianni Gambini
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Application
Method and Apparatus for Making Absorbent Structures with Absorbent...
- Publication number 20140027066
- Publication date Jan 30, 2014
- The Procter & Gamble Company
- Hans Adolf Jackels
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Application
Method and Apparatus for Making Absorbent Structures with Absorbent...
- Publication number 20120312491
- Publication date Dec 13, 2012
- The Procter & Gamble Company
- Hans Adolf JACKELS
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Application
METHOD OF FABRICATING A SHEET COMPRISING A REGION OF REDUCED THICKN...
- Publication number 20110056638
- Publication date Mar 10, 2011
- ARJOWIGGINS SECURITY
- Henri Rosset
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Multi-Ply Security Paper
- Publication number 20090001709
- Publication date Jan 1, 2009
- Giesecke & Devrient GmbH
- Friedrich Kretschmar
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method For Making A Layered Paper Or Board Web
- Publication number 20080121360
- Publication date May 29, 2008
- Matti Hietaniemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Knitted Structure Designed To Be Incorporated In A Sheet Material
- Publication number 20080107875
- Publication date May 8, 2008
- Arjowiggins
- Henri Rosset
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Cellulose dewatering machine
- Publication number 20040221979
- Publication date Nov 11, 2004
- Kurt Schramm
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Machine for the manufacture of a multi-leyer fibrous web
- Publication number 20010035274
- Publication date Nov 1, 2001
- Alexander Wassermann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

paper or board consisting of two or more layers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Thick-caliper laminated paperboard and methods for making the same

Multi-ply fibrous structure-containing articles

Yankee dryer profiler and control

Process for making multi-ply fibrous structure containing articles

Liquid applying apparatus for fiber products

Multi-ply fibrous structure-containing articles

Thick-caliper laminated paperboard and methods for making the same

Method and apparatus for making absorbent structures with absorbent...

Multi-ply fibrous structure-containing articles

Process for making multi-ply fibrous structure-containing articles

Yankee dryer profiler and control

Multi-ply fibrous structure-containing articles

Method for producing a paper roll with smooth plies and relative roll

Method and apparatus for manufacturing watermarked paper

Method and apparatus for making absorbent structures with absorbent...

Method for producing a core card, and core card for a laminate

Method and apparatus for making absorbent structures with absorbent...

Method and apparatus for making absorbent structures with absorbent...

Knitted structure designed to be incorporated in a sheet material

Machine for the manufacture of a multi-layer fibrous web

Security paper comprising localized areas with reduced thickness an...

Multi-layered water-decomposable fibrous sheet

Forgery preventive sheet and method of manufacturing same

Paperboard for manufacturing single-layer paperboard tube-forming p...

Paperboard for manufacturing single-layer paperboard tube-forming p...

Papermaking machine with central dewatering cylinder

Secondary headbox for cylinder machine

Paper forming roll construction

Method and apparatus for plybonding control

Multi-ply continuous paper web former

Patents Applicationslast 30 patents

MULTI-PLY FIBROUS STRUCTURE-CONTAINING ARTICLES

METHOD FOR PRODUCING A GREEN PAPER FOR PRODUCING A GAS DIFFUSION LA...

YANKEE DRYER PROFILER AND CONTROL

MULTI-PLY FIBROUS STRUCTURE-CONTAINING ARTICLES

LIQUID APPLYING APPARATUS FOR FIBER PRODUCTS

Process for Making Multi-Ply Fibrous Structure Containing Articles

Multi-Ply Fibrous Structure-Containing Articles

YANKEE DRYER PROFILER AND CONTROL

Multi-Ply Fibrous Structure-Containing Articles

Process for Making Multi-Ply Fibrous Structure-Containing Articles

METHOD AND APPARATUS FOR MAKING ABSORBENT STRUCTURES WITH ABSORBENT...

METHOD AND APPARATUS FOR MANUFACTURING WATERMARKED PAPER

YANKEE DRYER PROFILER AND CONTROL

METHOD FOR PRODUCING A PAPER ROLL WITH SMOOTH PLIES AND RELATIVE ROLL

Method and Apparatus for Making Absorbent Structures with Absorbent...

Method and Apparatus for Making Absorbent Structures with Absorbent...

METHOD OF FABRICATING A SHEET COMPRISING A REGION OF REDUCED THICKN...

Multi-Ply Security Paper

Method For Making A Layered Paper Or Board Web

Knitted Structure Designed To Be Incorporated In A Sheet Material

Cellulose dewatering machine

Machine for the manufacture of a multi-leyer fibrous web