at least one of the sheets having a fibrous composition differing from that of other sheets

Industry

CPC
D21H27/38

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Parent Industries

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 D21H27/00Special paper not otherwise provided for

Current Industry

D21H27/38at least one of the sheets having a fibrous composition differing from that of other sheets

Industries

Patents Grantslast 30 patents

Information Patent Grant
Tissue products comprising crosslinked fibers
- Patent number 11,970,819
- Issue date Apr 30, 2024
- Stephen M. Lindsay
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Toilet tissue comprising a non-clingy surface
- Patent number 11,952,727
- Issue date Apr 9, 2024
- The Procter & Gamble Company
- Matthew Gary McKee
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paperboard and a method of producing a paperboard
- Patent number 11,952,718
- Issue date Apr 9, 2024
- Stora Enso Oyj
- Frank Peng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Tissue with nanofibrillar cellulose surface layer
- Patent number 11,952,726
- Issue date Apr 9, 2024
- GPCP IP Holdings LLC
- Carlos L. Salas Araujo
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Resilient, multi-layered wiping product
- Patent number 11,939,726
- Issue date Mar 26, 2024
- Kimberly-Clark Worldwide, Inc.
- David A. Lilley
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Layered fibrous structures
- Patent number 11,846,073
- Issue date Dec 19, 2023
- The Procter & Gamble Company
- Matthew Gary McKee
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Water-dispersible paper
- Patent number 11,802,378
- Issue date Oct 31, 2023
- NIPPON PAPER PAPYLIA CO., LTD.
- Masaki Kishimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Tailored hemicellulose in non-wood fibers for tissue products
- Patent number 11,795,619
- Issue date Oct 24, 2023
- Kimberly-Clark Worldwide, Inc.
- Ning Wei
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Low-shedding aramid paper containing mica
- Patent number 11,788,234
- Issue date Oct 17, 2023
- DuPont Safety & Construction, Inc.
- Chris Dembrosky
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Multi-ply through-air dried tissue products comprising regenerated...
- Patent number 11,773,538
- Issue date Oct 3, 2023
- Kimberly-Clark Worldwide, Inc.
- Kevin J. Vogt
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
High strength and low stiffness hesperaloe tissue
- Patent number 11,773,539
- Issue date Oct 3, 2023
- Kimberly-Clark Worldwide, Inc.
- Kayla Elizabeth Rouse
- 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
Layered tissue comprising long, high-coarseness wood pulp fibers
- Patent number 11,746,473
- Issue date Sep 5, 2023
- Kimberly-Clark Worldwide, Inc.
- Thomas Gerard Shannon
- 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
Multi-ply fibrous structures
- Patent number 11,708,668
- Issue date Jul 25, 2023
- The Procter & Gamble Company
- David William Cabell
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Active agent-containing articles that exhibit consumer acceptable a...
- Patent number 11,697,905
- Issue date Jul 11, 2023
- The Procter & Gamble Company
- Stephen Robert Glassmeyer
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Method of manufacturing of a foam-formed cellulosic fibre material,...
- Patent number 11,685,582
- Issue date Jun 27, 2023
- Tetra Laval Holdings & Finance S.A.
- Cristian Neagu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Soft, low lint, through air dried tissue and method of forming the...
- Patent number 11,674,266
- Issue date Jun 13, 2023
- First Quality Tissue, LLC
- James E. Sealey
- B32 - LAYERED PRODUCTS
Information Patent Grant
Soft, low lint, through air dried tissue and method of forming the...
- Patent number 11,668,052
- Issue date Jun 6, 2023
- First Quality Tissue, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Cellulose based film structure and method for producing the same
- Patent number 11,661,703
- Issue date May 30, 2023
- Teknologian tutkimuskeskus VTT Oy
- Riku Pihko
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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
Layered tissue comprising non-wood fibers
- Patent number 11,634,870
- Issue date Apr 25, 2023
- Kimberly-Clark Worldwide, Inc.
- Kayla Elizabeth Rouse
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Toilet tissue comprising a non-clingy surface
- Patent number 11,624,157
- Issue date Apr 11, 2023
- The Procter & Gamble Company
- Matthew Gary McKee
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper tissue with high bulk and low lint
- Patent number 11,591,755
- Issue date Feb 28, 2023
- Kimberly-Clark Worldwide, Inc.
- Jian Qin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Fibrous structure-containing articles
- Patent number 11,591,754
- Issue date Feb 28, 2023
- The Procter & Gamble Company
- Christopher Michael Young
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
High strength and low stiffness hesperaloe tissue
- Patent number 11,566,379
- Issue date Jan 31, 2023
- Kimberly-Clark Worldwide, Inc.
- Kayla Elizabeth Rouse
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Multi-ply tissue product produced from a single ply tissue web
- Patent number 11,466,409
- Issue date Oct 11, 2022
- Kimberly-Clark Worldwide, Inc.
- Maurizio Tirimacco
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Fast-wetting coform fibrous structures
- Patent number 11,408,126
- Issue date Aug 9, 2022
- The Procter & Gamble Company
- Christopher Michael Young
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Flushable wipe and method of forming the same
- Patent number 11,391,000
- Issue date Jul 19, 2022
- First Quality Tissue, LLC
- Karthik Ramaratnam
- 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
A METHOD FOR PRODUCING A MULTILAYER MACHINE GLAZED PAPER COMPRISING...
- Publication number 20240003092
- Publication date Jan 4, 2024
- STORA ENSO OYJ
- Isto Heiskanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
HIGH STRENGTH AND LOW STIFFNESS HESPERALOE TISSUE
- Publication number 20230407574
- Publication date Dec 21, 2023
- Kimberly-Clark Worldwide, Inc.
- Kayla Elizabeth Rouse
- 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
ACTIVE AGENT-CONTAINING ARTICLES THAT EXHIBIT CONSUMER ACCEPTABLE A...
- Publication number 20230313445
- Publication date Oct 5, 2023
- The Procter & Gamble Company
- Stephen Robert Glassmeyer
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
SOFT, LOW LINT, THROUGH AIR DRIED TISSUE AND METHOD OF FORMING THE...
- Publication number 20230265616
- Publication date Aug 24, 2023
- FIRST QUALITY TISSUE, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Absorbent Product with Improved Capillary Pressure and Saturation C...
- Publication number 20230250586
- Publication date Aug 10, 2023
- Kimberly-Clark Worldwide, Inc.
- Charles W. Colman
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
Coreless Rolls of a Tissue Paper Product and Methods of Manufacturi...
- Publication number 20230250591
- Publication date Aug 10, 2023
- ESSITY HYGIENE AND HEALTH AKTIEBOLAG
- Sébastien Jeannot
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
WATER-RESISTANT FIBROUS MATERIAL AND METHOD FOR MANUFACTURING IT
- Publication number 20230243105
- Publication date Aug 3, 2023
- STORA ENSO OYJ
- Susanne Hansson
- 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
LAYERED FIBROUS STRUCTURES
- Publication number 20230220630
- Publication date Jul 13, 2023
- The Procter & Gamble Company
- Matthew Gary McKee
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
TOILET TISSUE COMPRISING A NON-CLINGY SURFACE
- Publication number 20230212826
- Publication date Jul 6, 2023
- The Procter & Gamble Company
- Matthew Gary McKee
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CORRUGATED CARDBOARD, CORRUGATED BOX, AND METHOD FOR PACKAGING A WE...
- Publication number 20230182981
- Publication date Jun 15, 2023
- WestRock Shared Services, LLC
- William T. McDonnell
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FIBROUS STRUCTURE-CONTAINING ARTICLES
- Publication number 20230167611
- Publication date Jun 1, 2023
- The Procter & Gamble Company
- Christopher Michael Young
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
MULTILAYER FILM COMPRISING HIGHLY REFINED CELLULOSE FIBERS
- Publication number 20230151553
- Publication date May 18, 2023
- STORA ENSO OYJ
- Isto Heiskanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MULTILAYER FILM COMPRISING HIGHLY REFINED CELLULOSE FIBERS
- Publication number 20230151552
- Publication date May 18, 2023
- STORA ENSO OYJ
- Isto Heiskanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
WET NON-WOVEN FABRIC, PREPARATION METHOD THEREFOR AND WATER TREATME...
- Publication number 20230142418
- Publication date May 11, 2023
- SHENZHEN SENIOR TECHNOLOGY MATERIAL CO., LTD.
- Li CHEN
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
MULTI-PLY THROUGH-AIR DRIED TISSUE PRODUCTS COMPRISING REGENERATED...
- Publication number 20230132722
- Publication date May 4, 2023
- Kimberly-Clark Worldwide, Inc.
- Kevin J. Vogt
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MULTILAYER FILM COMPRISING HIGHLY REFINED CELLULOSE FIBERS
- Publication number 20230135217
- Publication date May 4, 2023
- STORA ENSO OYJ
- Isto Heiskanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
HIGH STRENGTH AND LOW STIFFNESS HESPERALOE TISSUE
- Publication number 20230122650
- Publication date Apr 20, 2023
- Kimberly-Clark Worldwide, Inc.
- Kayla Elizabeth Rouse
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A PLY FIBROUS PRODUCT
- Publication number 20230071802
- Publication date Mar 9, 2023
- ESSITY HYGIENE AND HEALTH AKTIEBOLAG
- Ulrika HUSMARK
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
TISSUE PRODUCTS COMPRISING CROSSLINKED FIBERS
- Publication number 20230072598
- Publication date Mar 9, 2023
- Kimberly-Clark Worldwide, Inc.
- Stephen M. Lindsay
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
LOW-SHEDDING ARAMID PAPER CONTAINING MICA
- Publication number 20230052674
- Publication date Feb 16, 2023
- DUPONT SAFETY & CONSTRUCTION, INC.
- Chris DEMBROSKY
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ABSORBENT ARTICLES AND METHODS FOR MANUFACTURING SAME
- Publication number 20220380985
- Publication date Dec 1, 2022
- Kimberly-Clark Worldwide, Inc.
- Francis P. Abuto
- B32 - LAYERED PRODUCTS
Information Patent Application
TISSUE PAPER AND TISSUE PAPER PRODUCT
- Publication number 20220380984
- Publication date Dec 1, 2022
- DAIO PAPER CORPORATION
- Sadanao MANABE
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Fast-Wetting Coform Fibrous Structures
- Publication number 20220364308
- Publication date Nov 17, 2022
- The Procter & Gamble Company
- Christopher Michael Young
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Tissues and Paper Towels Incorporating Surface Enhanced Pulp Fibers...
- Publication number 20220333312
- Publication date Oct 20, 2022
- Domtar Paper Company, LLC
- Bradley Langford
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SOFT AND STRONG TISSUE PRODUCT INCLUDING REGENERATED CELLULOSE FIBERS
- Publication number 20220325479
- Publication date Oct 13, 2022
- Kimberly-Clark Worldwide, Inc.
- Bo Shi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SOFT AND STRONG TISSUE PRODUCT INCLUDING REGENERATED CELLULOSE FIBERS
- Publication number 20220325476
- Publication date Oct 13, 2022
- Kimberly-Clark Worldwide, Inc.
- Bo Shi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FLUSHABLE WIPE AND METHOD OF FORMING THE SAME
- Publication number 20220316142
- Publication date Oct 6, 2022
- FIRST QUALITY TISSUE, LLC
- Karthik RAMARATNAM
- B32 - LAYERED PRODUCTS

at least one of the sheets having a fibrous composition differing from that of other sheets

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Tissue products comprising crosslinked fibers

Toilet tissue comprising a non-clingy surface

Paperboard and a method of producing a paperboard

Tissue with nanofibrillar cellulose surface layer

Resilient, multi-layered wiping product

Layered fibrous structures

Water-dispersible paper

Tailored hemicellulose in non-wood fibers for tissue products

Low-shedding aramid paper containing mica

Multi-ply through-air dried tissue products comprising regenerated...

Thick-caliper laminated paperboard and methods for making the same

High strength and low stiffness hesperaloe tissue

Multi-ply fibrous structure-containing articles

Layered tissue comprising long, high-coarseness wood pulp fibers

Process for making multi-ply fibrous structure containing articles

Multi-ply fibrous structures

Active agent-containing articles that exhibit consumer acceptable a...

Method of manufacturing of a foam-formed cellulosic fibre material,...

Soft, low lint, through air dried tissue and method of forming the...

Soft, low lint, through air dried tissue and method of forming the...

Cellulose based film structure and method for producing the same

Multi-ply fibrous structure-containing articles

Layered tissue comprising non-wood fibers

Toilet tissue comprising a non-clingy surface

Paper tissue with high bulk and low lint

Fibrous structure-containing articles

High strength and low stiffness hesperaloe tissue

Multi-ply tissue product produced from a single ply tissue web

Fast-wetting coform fibrous structures

Flushable wipe and method of forming the same

Patents Applicationslast 30 patents

MULTI-PLY FIBROUS STRUCTURE-CONTAINING ARTICLES

A METHOD FOR PRODUCING A MULTILAYER MACHINE GLAZED PAPER COMPRISING...

HIGH STRENGTH AND LOW STIFFNESS HESPERALOE TISSUE

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

ACTIVE AGENT-CONTAINING ARTICLES THAT EXHIBIT CONSUMER ACCEPTABLE A...

SOFT, LOW LINT, THROUGH AIR DRIED TISSUE AND METHOD OF FORMING THE...

Absorbent Product with Improved Capillary Pressure and Saturation C...

Coreless Rolls of a Tissue Paper Product and Methods of Manufacturi...

WATER-RESISTANT FIBROUS MATERIAL AND METHOD FOR MANUFACTURING IT

MULTI-PLY FIBROUS STRUCTURE-CONTAINING ARTICLES

LAYERED FIBROUS STRUCTURES

TOILET TISSUE COMPRISING A NON-CLINGY SURFACE

CORRUGATED CARDBOARD, CORRUGATED BOX, AND METHOD FOR PACKAGING A WE...

FIBROUS STRUCTURE-CONTAINING ARTICLES

MULTILAYER FILM COMPRISING HIGHLY REFINED CELLULOSE FIBERS

MULTILAYER FILM COMPRISING HIGHLY REFINED CELLULOSE FIBERS

WET NON-WOVEN FABRIC, PREPARATION METHOD THEREFOR AND WATER TREATME...

MULTI-PLY THROUGH-AIR DRIED TISSUE PRODUCTS COMPRISING REGENERATED...

MULTILAYER FILM COMPRISING HIGHLY REFINED CELLULOSE FIBERS

HIGH STRENGTH AND LOW STIFFNESS HESPERALOE TISSUE

A PLY FIBROUS PRODUCT

TISSUE PRODUCTS COMPRISING CROSSLINKED FIBERS

LOW-SHEDDING ARAMID PAPER CONTAINING MICA

ABSORBENT ARTICLES AND METHODS FOR MANUFACTURING SAME

TISSUE PAPER AND TISSUE PAPER PRODUCT

Fast-Wetting Coform Fibrous Structures

Tissues and Paper Towels Incorporating Surface Enhanced Pulp Fibers...

SOFT AND STRONG TISSUE PRODUCT INCLUDING REGENERATED CELLULOSE FIBERS

SOFT AND STRONG TISSUE PRODUCT INCLUDING REGENERATED CELLULOSE FIBERS

FLUSHABLE WIPE AND METHOD OF FORMING THE SAME