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SIGRIDUR SOLEY KRISTJANSDOTTIR
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Wilmington, DE, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for preparing 2-aminobenzamide derivatives
Patent number
9,162,973
Issue date
Oct 20, 2015
E I du Pont de Nemours and Company
Sigridur Soley Kristjansdottir
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Treatment of tailings with deionized silicate solutions
Patent number
9,067,247
Issue date
Jun 30, 2015
THE CHEMOURS COMPANY FC, LLC
Robert Harvey Moffett
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Method for preparing 2-aminobenzamide derivatives
Patent number
8,871,939
Issue date
Oct 28, 2014
E I du Pont de Nemours and Company
Sigridur Soley Kristjansdottir
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of polytrimthylene ether glycol or copolymers thereof
Patent number
8,148,491
Issue date
Apr 3, 2012
E I du Pont de Nemours and Company
David C. Confer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Recoverable polymer-bound homogeneous catalysts for catalytic chain...
Patent number
8,030,422
Issue date
Oct 4, 2011
E. I. Du Pont de Nemours and Company
Henry Edward Brynzda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for making and refining 3-pentenenitrile, and for refining...
Patent number
7,977,502
Issue date
Jul 12, 2011
Invista North America S.a r.l.
Thomas Foo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for making 3-pentenenitrile by hydrocyanation of butadiene
Patent number
7,880,028
Issue date
Feb 1, 2011
Invista North America S.a r.l.
Thomas Foo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for making 3-pentenenitrile by hydrocyanation of butadiene
Patent number
7,709,673
Issue date
May 4, 2010
Invista North America S.a r.l.
Thomas Foo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polymeric phosphite composition and hydrocyanation of unsaturated o...
Patent number
6,855,799
Issue date
Feb 15, 2005
Invista North America S.a.r.l.
Wilson Tam
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymeric phosphite composition and hydrocyanation of unsaturated o...
Patent number
6,284,865
Issue date
Sep 4, 2001
E. I. Du Pont de Nemours and Company
Wilson Tam
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Nickel catalyzed addition of -NH- containing compounds to vinyl and...
Patent number
6,103,937
Issue date
Aug 15, 2000
E. I. Du Pont de Nemours and Company
Ralph Thomas Baker
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Enhancement of gold lixiviation using nitrogen and sulfur heterocyc...
Patent number
5,484,470
Issue date
Jan 16, 1996
E. I. Du Pont de Nemours and Company
Sigridur S. Kristjansdottir
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PREPARING 2-AMINOBENZAMIDE DERIVATIVES
Publication number
20150005503
Publication date
Jan 1, 2015
E I DU PONT DE NEMOURS AND COMPANY
SIGRIDUR SOLEY KRISTJANSDOTTIR
C07 - ORGANIC CHEMISTRY
Information
Patent Application
TREATMENT OF TAILINGS WITH DEIONIZED SILICATE SOLUTIONS
Publication number
20140007795
Publication date
Jan 9, 2014
E I DU PONT DE NEMOURS AND COMPANY
ROBERT HARVEY MOFFETT
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
METHOD FOR PREPARING 2-AMINOBENZAMIDE DERIVATIVES
Publication number
20130310567
Publication date
Nov 21, 2013
E.I. du Pont de Nemours and Company
Sigridur Soley Kristjansdottir
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Recoverable polymer-bound homogeneous catalysts for catalytic chain...
Publication number
20100261851
Publication date
Oct 14, 2010
Henry Edward Bryndza
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR MAKING AND REFINING 3-PENTENENITRILE, AND FOR REFINING...
Publication number
20090182163
Publication date
Jul 16, 2009
INVISTA North America S.a r.l.
THOMAS FOO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PREPARATION OF POLYTRIMTHYLENE ETHER GLYCOL OR COPOLYMERS THEREOF
Publication number
20090118465
Publication date
May 7, 2009
E.I. du Pont de Nemours and Company
David C. Confer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR MAKING 3-PENTENENITRILE BY HYDROCYANATION OF BUTADIENE
Publication number
20080015378
Publication date
Jan 17, 2008
INVISTA NORTH AMERICA S.A.R.L.
Thomas Foo
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR MAKING 3-PENTENENITRILE BY HYDROCYANATION OF BUTADIENE
Publication number
20080015380
Publication date
Jan 17, 2008
INVISTA North America S.a r.l.
THOMAS FOO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Polymeric phosphite composition and hydrocyanation of unsaturated o...
Publication number
20010049431
Publication date
Dec 6, 2001
Wilson Tam
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL