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C. Chad Roberts
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Wilmington, DE, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ink fluid set for printing on offset media
Patent number
11,597,850
Issue date
Mar 7, 2023
DUPONT ELECTRONICS, INC.
Xiaoqing Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Pigmented inkjet ink comprising dispersed polyurethane and olefin i...
Patent number
10,196,531
Issue date
Feb 5, 2019
E I du Pont de Nemours and Company
Christian Jackson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Aqueous pigment dispersions with components to interact with cellulose
Patent number
9,815,994
Issue date
Nov 14, 2017
E I du Pont de Nemours and Company
C. Chad Roberts
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Urea-terminated polyurethane dispersants
Patent number
9,410,010
Issue date
Aug 9, 2016
E I du Pont de Nemours and Company
C. Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Aqueous pigment dispersions based on polyurethane dispersants havin...
Patent number
9,315,690
Issue date
Apr 19, 2016
E I du Pont de Nemours and Company
C Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Aqueous pigment dispersions with components to interact with cellulose
Patent number
9,303,170
Issue date
Apr 5, 2016
E I du Pont de Nemours and Company
C Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Cross-linked pigment dispersion based on polyurethane dispersants
Patent number
9,221,984
Issue date
Dec 29, 2015
E I du Pont de Nemours and Company
Xiaoqing Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Aqueous inkjet inks containing polymeric binders with components to...
Patent number
9,090,788
Issue date
Jul 28, 2015
E I du Pont de Nemours and Company
C Chad Roberts
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Aqueous inkjet inks containing polyurethane binders with components...
Patent number
9,062,228
Issue date
Jun 23, 2015
E I du Pont de Nemours and Company
C Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of preparing aqueous pigment dispersions
Patent number
9,023,141
Issue date
May 5, 2015
E I du Pont de Nemours and Company
James A. Silver
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Inkjet ink with self-dispersed pigments and hydroxyl terminated pol...
Patent number
8,931,889
Issue date
Jan 13, 2015
E I du Pont de Nemours and Company
C. Chad Roberts
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Inkjet ink with polyurethane additive derived from alkoxy aromatic...
Patent number
8,827,417
Issue date
Sep 9, 2014
E I du Pont de Nemours and Company
C Chad Roberts
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Amphoteric dispersants and their use in inkjet inks
Patent number
8,820,907
Issue date
Sep 2, 2014
E I du Pont de Nemours and Company
C. Chad Roberts
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Amphoteric polyurethane dispersants and their use in inkjet inks
Patent number
8,815,979
Issue date
Aug 26, 2014
E I du Pont de Nemours and Company
C. Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Crosslinking pigment dispersion on diblock polymeric dispersants
Patent number
8,686,089
Issue date
Apr 1, 2014
E I du Pont de Nemours and Company
Xiaoqing Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of printing using ink jet inks comprising a crosslinking pig...
Patent number
8,591,021
Issue date
Nov 26, 2013
E I du Pont de Nemours and Company
Xiaoqing Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Aqueous ink jet ink comprising a crosslinking pigment dispersion ba...
Patent number
8,591,020
Issue date
Nov 26, 2013
E I du Pont de Nemours and Company
Xiaoqing Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
AB block copolymer dispersants having an ink vehicle soluble block
Patent number
8,500,266
Issue date
Aug 6, 2013
E I du Pont de Nemours and Company
C. Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Inkjet ink, ink set and method of using same
Patent number
8,258,203
Issue date
Sep 4, 2012
E I du Pont de Nemours and Company
Robert Paul Held
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Amphoteric dispersants and their use in inkjet inks
Patent number
7,932,306
Issue date
Apr 26, 2011
E. I. Du Pont de Nemours and Company
Robert Paul Held
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
INK FLUID SET FOR PRINTING ON OFFSET MEDIA
Publication number
20210079245
Publication date
Mar 18, 2021
DUPONT ELECTRONICS, INC.
Xiaoqing Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PIGMENTED INKJET INK COMPRISING DISPERSED POLYURETHANE AND OLEFIN I...
Publication number
20160333206
Publication date
Nov 17, 2016
E.I. du Pont de Nemours and Company
Christian Jackson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AQUEOUS INKJET INKS CONTAINING POLYMERIC BINDERS WITH COMPONENTS TO...
Publication number
20160168401
Publication date
Jun 16, 2016
E.I. du Pont de Nemours and Company
C. Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AQUEOUS PIGMENT DISPERSIONS WITH COMPONENTS TO INTERACT WITH CELLULOSE
Publication number
20160168400
Publication date
Jun 16, 2016
E.I. du Pont de Nemours and Company
C. Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LIQUID COATING COMPOSITIONS OF POLYMER MATRIX RESINS WITH PHOTOCHRO...
Publication number
20160054491
Publication date
Feb 25, 2016
E I DU PONT DE NEMOURS AND COMPANY
CHARLES T. BERGE
G02 - OPTICS
Information
Patent Application
AQUEOUS PIGMENT DISPERSIONS BASED ON POLYURETHANE DISPERSANTS HAVIN...
Publication number
20150011703
Publication date
Jan 8, 2015
E I DU PONT DE NEMOURS AND COMPANY
C. CHAD ROBERTS
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AB BLOCK COPOLYMER DISPERSANTS HAVING AN INK VEHICLE SOLUBLE BLOCK
Publication number
20150005466
Publication date
Jan 1, 2015
E I DU PONT DE NEMOURS AND COMPANY
C. CHAD ROBERTS
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
AQUEOUS PIGMENT DISPERSIONS WITH COMPONENTS TO INTERACT WITH CELLULOSE
Publication number
20140378606
Publication date
Dec 25, 2014
C. Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INKJET INKS CONTAINING PIGMENTED DISPERSIONS WITH IMPROVED WATER RE...
Publication number
20140296393
Publication date
Oct 2, 2014
E I DU PONT DE NEMOURS AND COMPANY
JOSE ESTEBAN VALENTINI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LIQUID COATING COMPOSITIONS OF POLYMER MATRIX RESINS WITH PHOTOCHRO...
Publication number
20140097392
Publication date
Apr 10, 2014
E I DU PONT DE NEMOURS AND COMPANY
CHARLES T. BERGE
G02 - OPTICS
Information
Patent Application
AQUEOUS INKJET INKS CONTAINING POLYMERIC BINDERS WITH COMPONENTS TO...
Publication number
20130208039
Publication date
Aug 15, 2013
E I DU PONT DE NEMOURS AND COMPANY
C CHAD ROBERTS
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
AQUEOUS INKJET INKS CONTAINING POLYURETHANE BINDERS WITH COMPONENTS...
Publication number
20130182032
Publication date
Jul 18, 2013
E I DU PONT DE NEMOURS AND COMPANY
C. CHAD ROBERTS
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INKJET INK WITH POLYURETHANE ADDIIVE DERIVED FROM ALKOXY AROMATIC D...
Publication number
20130141489
Publication date
Jun 6, 2013
E I DU PONT DE NEMOURS AND COMPANY
C. Chad Roberts
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
POLYURETHANE DISPERSANTS DERIVED FROM ALKOXY AROMATIC DIOLS
Publication number
20130144008
Publication date
Jun 6, 2013
E I DU PONT DE NEMOURS AND COMPANY
C. Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CROSS-LINKED PIGMENT DISPERSION BASED ON POLYURETHANE DISPERSANTS
Publication number
20130102729
Publication date
Apr 25, 2013
E I DU PONT DE NEMOURS AND COMPANY
Xiaoqing Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD OF PREPARING AQUEOUS PIGMENT DISPERSIONS
Publication number
20130081553
Publication date
Apr 4, 2013
E I DU PONT DE NEMOURS AND COMPANY
James A. Silver
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AQUEOUS INKJET INKS WITH IONICALLY STABILIZED DISPERSIONS AND POLYU...
Publication number
20130022746
Publication date
Jan 24, 2013
HARRY JOSEPH SPINELLI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INKJET INK WITH SELF-DISPERSED PIGMENTS AND HYDROXYL TERMINATED POL...
Publication number
20120218359
Publication date
Aug 30, 2012
E.I. du Pont de Nemours and Company
C. Chad Roberts
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
AQUEOUS INK JET INK COMPRISING A CROSSLINKING PIGMENT DISPERSION BA...
Publication number
20120105558
Publication date
May 3, 2012
E. I. Du Pont Nemours and Company
Xiaoqing Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD OF PRINTING USING INK JET INKS COMPRISING A CROSSLINKING PIG...
Publication number
20120098910
Publication date
Apr 26, 2012
E.I. du Pont de Nemours and Company
Xiaoqing Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CROSSLINKING PIGMENT DISPERSION ON DIBLOCK POLYMERIC DISPERSANTS
Publication number
20120101217
Publication date
Apr 26, 2012
E.I. du Pont de Nemours and Company
Xiaoqing Li
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLYTRIMETHYLENE ETHER-BASED POLYURETHANE IONOMERS
Publication number
20120077929
Publication date
Mar 29, 2012
E.I. du Pont de Nemours and Company
Hari Babu Sunkara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Urea-Terminated Polyurethane Dispersants
Publication number
20120035317
Publication date
Feb 9, 2012
C. Chad Roberts
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
AMPHOTERIC POYURETHANE DISPERSANTS AND THEIR USE IN INKJET INKS
Publication number
20110245410
Publication date
Oct 6, 2011
E.I. DuPont de Nemours and Company
C. Chad Roberts
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AMPHOTERIC DISPERSANTS AND THEIR USE IN INKJET INKS
Publication number
20110242154
Publication date
Oct 6, 2011
E.I. du Pont de Nemours and Company
C. Chad Roberts
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
YELLOW PIGMENT DISPERSION
Publication number
20110216125
Publication date
Sep 8, 2011
E.I. Du Pont De Nemours and Company
Christian Jackson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AB BLOCK COPOLYMER DISPERSANTS HAVING AN INK VEHICLE SOLUBLE BLOCK
Publication number
20110199420
Publication date
Aug 18, 2011
E.I. DuPont de Nemours and Company
C. Chad Roberts
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
INKJET INK WITH SELF DISPERSED PIGMENTS AND POLYURETHANE INK ADDITIVES
Publication number
20110039028
Publication date
Feb 17, 2011
E,I. DU PONT DE NEMOURS AND COMPANY
Harry Joseph Spinelli
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
AQUEOUS INKJET INKS WITH IONICALLY STABILIZED DISPERSIONS AND POLYU...
Publication number
20100143589
Publication date
Jun 10, 2010
HARRY JOSEPH SPINELLI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Amphoteric dispersants and their use in inkjet inks
Publication number
20100143590
Publication date
Jun 10, 2010
Robert Paul Held
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...