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Christopher B. Walker JR.
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St. Paul, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Stretchable conductors
Patent number
11,894,164
Issue date
Feb 6, 2024
3M Innovative Properties Compnay
Ankit Mahajan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thermoformable beaded articles with removable stabilizing layer and...
Patent number
11,691,381
Issue date
Jul 4, 2023
3M Innovative Properties Company
Christopher B. Walker
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Article featuring a predetermined pattern of randomly distributed m...
Patent number
11,413,846
Issue date
Aug 16, 2022
3M Innovative Properties Company
Christopher B. Walker
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Decorative article featuring a microscopic periodic pattern and met...
Patent number
11,390,059
Issue date
Jul 19, 2022
3M Innovative Properties Company
John C. Clark
B32 - LAYERED PRODUCTS
Information
Patent Grant
Truncated beadfilm constructions and methods of making the same
Patent number
11,112,544
Issue date
Sep 7, 2021
3M Innovative Properties Company
John C. Clark
G02 - OPTICS
Information
Patent Grant
Method of making a stretchable conductor
Patent number
10,854,355
Issue date
Dec 1, 2020
3M Innovative Properties Company
Ankit Mahajan
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Flexible microsphere articles having high temperature stability
Patent number
10,844,160
Issue date
Nov 24, 2020
3M Innovative Properties Company
Christopher B. Walker
B32 - LAYERED PRODUCTS
Information
Patent Grant
Stain resistant microsphere articles
Patent number
10,513,626
Issue date
Dec 24, 2019
3M Innovative Properties Company
Christopher B. Walker
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Chemical resistant microsphere articles
Patent number
10,442,967
Issue date
Oct 15, 2019
3M Innovative Properties Company
Christopher B. Walker
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Dual cure stain resistant microsphere articles
Patent number
10,245,812
Issue date
Apr 2, 2019
3M Innovative Properties Company
Christopher B. Walker
B32 - LAYERED PRODUCTS
Information
Patent Grant
Flexible microsphere articles having high temperature stability
Patent number
10,239,277
Issue date
Mar 26, 2019
3M Innovative Properties Company
Alexander J. Kugel
B32 - LAYERED PRODUCTS
Information
Patent Grant
Polyurethane laminating adhesive composition
Patent number
9,976,065
Issue date
May 22, 2018
3M Innovative Properties Company
Jingjing Ma
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Thermoformable microsphere articles
Patent number
9,868,832
Issue date
Jan 16, 2018
3M Innovative Properties Company
Christopher B. Walker
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Thermoformable microsphere articles
Patent number
9,650,499
Issue date
May 16, 2017
3M Innovative Properties Company
Christopher B. Walker
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Antireflective films comprising microstructured surface
Patent number
9,383,482
Issue date
Jul 5, 2016
3M Innovative Properties Company
Christopher B. Walker
G02 - OPTICS
Information
Patent Grant
Coating compositions comprising non-ionic surfactant exhibiting red...
Patent number
9,296,904
Issue date
Mar 29, 2016
3M Innovative Properties Company
Richard J. Pokorny
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Coating compositions comprising non-ionic surfactant exhibiting red...
Patent number
9,296,905
Issue date
Mar 29, 2016
3M Innovative Properties Company
Richard J. Pokorny
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Antimicrobial adhesive films
Patent number
9,247,736
Issue date
Feb 2, 2016
3M Innovative Properties Company
Caroline M. Ylitalo
B32 - LAYERED PRODUCTS
Information
Patent Grant
Perfluoropolyether urethane additives having (meth)acryl groups and...
Patent number
8,981,151
Issue date
Mar 17, 2015
3M Innovative Properties Company
Thomas P. Klun
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Coating compositions comprising non-ionic surfactant exhibiting red...
Patent number
8,742,022
Issue date
Jun 3, 2014
3M Innovative Properties Company
Richard J. Pokorny
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Perfluoropolyether urethane additives having (meth)acryl groups and...
Patent number
8,729,211
Issue date
May 20, 2014
3M Innovative Properties Company
Thomas P. Klun
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Multilayer film comprising matte surface layer and articles
Patent number
8,659,829
Issue date
Feb 25, 2014
3M Innovative Properties Company
Christopher B. Walker
G02 - OPTICS
Information
Patent Grant
Substrate comprising unmatched refractive index primer at optically...
Patent number
8,611,010
Issue date
Dec 17, 2013
3M Innovative Properties Company
Marc D. Radcliffe
G02 - OPTICS
Information
Patent Grant
Perfluoropolyether urethane additives having (meth)acryl groups and...
Patent number
8,476,398
Issue date
Jul 2, 2013
3M Innovative Properties Company
Thomas P. Klun
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Durable antireflective film
Patent number
8,470,439
Issue date
Jun 25, 2013
3M Innovative Properties Company
Christopher B. Walker
G02 - OPTICS
Information
Patent Grant
Filament recoating apparatus and method
Patent number
6,783,597
Issue date
Aug 31, 2004
3M Innovative Properties Company
Bryon James Cronk
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical fiber with improved strength in high humidity/high temperat...
Patent number
6,587,628
Issue date
Jul 1, 2003
3M Innovative Properties Company
Christopher B. Walker
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Refractive index grating manufacturing process
Patent number
6,532,327
Issue date
Mar 11, 2003
3M Innovative Properties Company
Anthony William Gatica
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
DIAPHRAGM FOR MICROSPEAKER AND MANUFACTURING METHOD THEREOF
Publication number
20230131805
Publication date
Apr 27, 2023
3M Innovative Properties Company
Chao Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
STRETCHABLE CONDUCTORS
Publication number
20210280337
Publication date
Sep 9, 2021
3M Innovative Properties Company
Ankit Mahajan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DAMPING ADHESIVE LAYERS FOR MICROSPEAKER DIAPHRAGMS
Publication number
20210198543
Publication date
Jul 1, 2021
3M Innovative Properties Company
Chao Yang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ARTICLE FEATURING A PREDETERMINED PATTERN OF RANDOMLY DISTRIBUTED M...
Publication number
20200298526
Publication date
Sep 24, 2020
3M Innovative Properties Company
Christopher B. Walker
B32 - LAYERED PRODUCTS
Information
Patent Application
TRUNCATED BEADFILM CONSTRUCTIONS AND METHODS OF MAKING THE SAME
Publication number
20200189226
Publication date
Jun 18, 2020
3M Innovative Properties Company
John C. Clark
B32 - LAYERED PRODUCTS
Information
Patent Application
STRETCHABLE CONDUCTORS
Publication number
20200105440
Publication date
Apr 2, 2020
3M Innovative Properties Company
Ankit Mahajan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THERMOFORMABLE BEADED ARTICLES WITH REMOVABLE STABILIZING LAYER AND...
Publication number
20200031092
Publication date
Jan 30, 2020
3M Innovative Properties Company
Christopher B. Walker
B32 - LAYERED PRODUCTS
Information
Patent Application
Decorative Article Featuring a Microscopic Periodic Pattern and Met...
Publication number
20180319204
Publication date
Nov 8, 2018
3M Innovative Properties Company
John C. Clark
B44 - DECORATIVE ARTS
Information
Patent Application
CHEMICAL RESISTANT MICROSPHERE ARTICLES
Publication number
20180223142
Publication date
Aug 9, 2018
3M Innovative Properties Company
Christopher B. Walker
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
FLEXIBLE MICROSPHERE ARTICLES HAVING HIGH TEMPERATURE STABILITY
Publication number
20180044465
Publication date
Feb 15, 2018
3M Innovative Properties Company
Christopher B. Walker
B32 - LAYERED PRODUCTS
Information
Patent Application
POLYURETHANE LAMINATING ADHESIVE COMPOSITION
Publication number
20170247587
Publication date
Aug 31, 2017
Jingjing Ma
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
THERMOFORMABLE MICROSPHERE ARTICLES
Publication number
20170204234
Publication date
Jul 20, 2017
3M Innovative Properties Company
Christopher B. Walker
B32 - LAYERED PRODUCTS
Information
Patent Application
ABRASION RESISTANT MICROSPHERE ARTICLES
Publication number
20170174854
Publication date
Jun 22, 2017
3M INNOVATIVE PROPERTIES COMPANY
John C. Clark
B44 - DECORATIVE ARTS
Information
Patent Application
DUAL CURE STAIN RESISTANT MICROSPHERE ARTICLES
Publication number
20160347042
Publication date
Dec 1, 2016
3M Innovative Properties Company
Christopher B. Walker
B32 - LAYERED PRODUCTS
Information
Patent Application
FLEXIBLE MICROSPHERE ARTICLES HAVING HIGH TEMPERATURE STABILITY
Publication number
20160347026
Publication date
Dec 1, 2016
3M INNOVAVTIVE PROPERTIES COMPANY
Alexander J. Kugel
B32 - LAYERED PRODUCTS
Information
Patent Application
STAIN RESISTANT MICROSPHERE ARTICLES
Publication number
20160145458
Publication date
May 26, 2016
3M Innovative Properties Company
Christopher B. Walker
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ANTI-SOILING, ABRASION RESISTANT CONSTRUCTIONS AND METHODS OF MAKING
Publication number
20150343502
Publication date
Dec 3, 2015
3M INNOVATIVE PROPERTIES COMPANY
John C. Clark
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
THERMOFORMABLE MICROSPHERE ARTICLES
Publication number
20150232646
Publication date
Aug 20, 2015
3M INNOVATIVE PROPERTIES COMPANY
Christopher B. Walker
B32 - LAYERED PRODUCTS
Information
Patent Application
PERFLUOROPOLYETHER URETHANE ADDITIVES HAVING (METH)ACRYL GROUPS AND...
Publication number
20140221689
Publication date
Aug 7, 2014
3M Innovative Properties Company
Thomas P. Klun
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COATING COMPOSITIONS COMPRISING NON-IONIC SURFACTANT EXHIBITING RED...
Publication number
20140212651
Publication date
Jul 31, 2014
3M Innovative Properties Company
Richard J. Pokorny
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PERFLUOROPOLYETHER URETHANE ADDITIVES HAVING (METH)ACRYL GROUPS AND...
Publication number
20130261280
Publication date
Oct 3, 2013
Thomas P. Klun
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MICROSTRUCTURED ARTICLES COMPRISING NANOSTRUCTURES AND METHOD
Publication number
20130236697
Publication date
Sep 12, 2013
3M Innovative Properties Company
Christopher B. Walker
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MULTILAYER FILM COMPRISING MATTE SURFACE LAYER AND ARTICLES
Publication number
20130135750
Publication date
May 30, 2013
3M Innovative Properties Company
Christopher B. Walker
G02 - OPTICS
Information
Patent Application
DURABLE ANTIREFLECTIVE FILM
Publication number
20130088782
Publication date
Apr 11, 2013
3M Innovative Properties Company
Christopher B. Walker
G02 - OPTICS
Information
Patent Application
ANTIREFLECTIVE FILMS COMPRISING MICROSTRUCTURED SURFACE
Publication number
20130038939
Publication date
Feb 14, 2013
3M Innovative Properties Company
Christopher B. Walker
G02 - OPTICS
Information
Patent Application
HIGH REFRACTIVE INDEX MONOMERS FOR OPTICAL APPLICATIONS
Publication number
20080075959
Publication date
Mar 27, 2008
3M Innovative Properties Company
Christopher B. Walker
C07 - ORGANIC CHEMISTRY
Information
Patent Application
OPTICAL ARTICLE HAVING ANTISTATIC HARDCOAT LAYER
Publication number
20070292089
Publication date
Dec 20, 2007
3M Innovative Properties Company
Richard J. Pokorny
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
OPTICAL ARTICLE HAVING AN ANTISTATIC FLUOROCHEMICAL SURFACE LAYER
Publication number
20070292679
Publication date
Dec 20, 2007
3M Innovative Properties Company
Mark J. Pellerite
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
OPTICAL FILMS COMPRISING HIGH REFRACTIVE INDEX AND ANTIREFLECTIVE C...
Publication number
20070285779
Publication date
Dec 13, 2007
CHRISTOPHER B. WALKER
G02 - OPTICS
Information
Patent Application
DURABLE ANTIREFLECTIVE FILM
Publication number
20070286994
Publication date
Dec 13, 2007
Christopher B. Walker
G02 - OPTICS