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Jack R. Kirchner
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Wilmington, DE, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for protection of stone with fluorinated urethane
Patent number
6,790,924
Issue date
Sep 14, 2004
E. I. Du Pont de Nemours and Company
Douglas Robert Anton
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Fluorochemical water and oil repellents
Patent number
6,479,612
Issue date
Nov 12, 2002
E. I. Du Pont de Nemours and Company
Thomas Wayne Del Pesco
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Fluorinated diester melt additives for thermoplastic polymers
Patent number
6,297,304
Issue date
Oct 2, 2001
E. I. Du Pont de Nemours and Company
Kimberly Gheysen Raiford
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fluorinated diester melt additives for thermoplastic polymers
Patent number
5,977,390
Issue date
Nov 2, 1999
E. I. Du Pont de Nemours and Company
Kimberly Gheysen Raiford
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Coatings containing fluorinated esters
Patent number
5,859,126
Issue date
Jan 12, 1999
E. I. Du Pont de Nemours and Company
Douglas Robert Anton
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polyfluorourethane additives for curable coating compositions
Patent number
5,789,513
Issue date
Aug 4, 1998
E. I. Du Pont de Nemours and Company
Jack Robert Kirchner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Coatings containing fluorinated esters
Patent number
5,670,573
Issue date
Sep 23, 1997
E. I. Du Pont de Nemours and Company
Jack Robert Kirchner
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Substrates treated with polyfluoro nitrogen-containing organic comp...
Patent number
5,580,645
Issue date
Dec 3, 1996
E. I. Du Pont de Nemours and Company
Jack R. Kirchner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polyfluoro organic trimer compounds having urea linkage
Patent number
5,565,564
Issue date
Oct 15, 1996
E. I. Du Pont de Nemours and Company
Jack R. Kirchner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Soil-release process
Patent number
5,509,939
Issue date
Apr 23, 1996
E. I. Du Pont de Nemours and Company
Jack R. Kirchner
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Fluorocarbamate soil-release agents
Patent number
5,481,027
Issue date
Jan 2, 1996
E. I. Du Pont de Nemours and Company
Jack R. Kirchner
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Polyfluoro nitrogen-containing organic compounds
Patent number
5,414,111
Issue date
May 9, 1995
E. I. Du Pont de Nemours and Company
Jack R. Kirchner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substrates treated with polyfluoro nitrogen containing organic comp...
Patent number
5,411,766
Issue date
May 2, 1995
E. I. Du Pont de Nemours and Company
Jack R. Kirchner
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Manufacture of polyfluoro nitrogen containing organic compounds
Patent number
5,410,073
Issue date
Apr 25, 1995
E. I. Du Pont de Nemours and Company
Jack R. Kirchner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Oxidative drown process for 2-perfluoroalkylethyl alcohols
Patent number
5,202,506
Issue date
Apr 13, 1993
E. I. Du Pont de Nemours and Company
Jack R. Kirchner
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Method for protection of stone with fluorinated urethane
Publication number
20030050367
Publication date
Mar 13, 2003
Douglas Robert Anton
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES