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Wilmington, DE, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for providing resistance to biofouling in a porous support
Patent number
8,268,395
Issue date
Sep 18, 2012
E. I. Du Pont de Nemours and Company
John S. Chapman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Rheology control agents
Patent number
8,030,513
Issue date
Oct 4, 2011
E. I. Du Pont de Nemours and Company
Christian Peter Lenges
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Rheology control agents
Patent number
7,741,510
Issue date
Jun 22, 2010
E. I. Du Pont de Nemours and Company
Christian Peter Lenges
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polycyclic polyimides and compositions and methods relating thereto
Patent number
7,691,471
Issue date
Apr 6, 2010
E. I. Du Pont de Nemours and Company
Jiang Ding
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rheology control agents for coating compositions
Patent number
7,652,121
Issue date
Jan 26, 2010
E. I. Du Pont de Nemours and Company
Christian Peter Lenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rheology control agents for coating compositions
Patent number
7,632,882
Issue date
Dec 15, 2009
E. I. Du Pont de Nemours and Company
Christian Peter Lenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycyclic polyimides and compositions and methods relating thereto
Patent number
7,572,878
Issue date
Aug 11, 2009
E. I. Du Pont de Nemours and Company
Jiang Ding
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Rheology Control Agents
Publication number
20100204376
Publication date
Aug 12, 2010
Christian Peter Lenges
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POLYCYCLIC POLYIMIDES AND COMPOSITIONS AND METHODS RELATING THERETO
Publication number
20090263640
Publication date
Oct 22, 2009
E.I. du Pont de Nemours and Company
JIANG DING
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for providing resistance to biofouling in a porous support
Publication number
20070125703
Publication date
Jun 7, 2007
John S. Chapman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Nanoweb composite material and gelling method for preparing same
Publication number
20070125700
Publication date
Jun 7, 2007
Jiang Ding
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Polycyclic polyimides and compositions and methods relating thereto
Publication number
20070066734
Publication date
Mar 22, 2007
Jiang Ding
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Rheology control agents for coating compositions
Publication number
20060159870
Publication date
Jul 20, 2006
Christian Peter Lenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Rheology control agents for coating compositions
Publication number
20060155020
Publication date
Jul 13, 2006
Christian Peter Lenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Coating compositions containing rheology control agents
Publication number
20060155021
Publication date
Jul 13, 2006
Christian Peter Lenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Rheology control agents
Publication number
20060155146
Publication date
Jul 13, 2006
Christian Peter Lenges
C07 - ORGANIC CHEMISTRY