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Swiatoslaw Trofimenko
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Wilmington, DE, US
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last 30 patents
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Patent Grant
Fluoridated monomers based on 9-phenyl-9-perfluoroalkylxanthene
Patent number
5,202,446
Issue date
Apr 13, 1993
E. I. Du Pont de Nemours and Company
Swiatoslaw Trofimenko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compounds, monomers, and polymers based on perfluoroalkyl and perfl...
Patent number
5,189,138
Issue date
Feb 23, 1993
E. I. Du Pont de Nemours and Company
Swiatoslaw Trofimenko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
9,9-bis (perfluoroalkyl) axanthene, 9-aryl-9-perfluoroalkylxanthene...
Patent number
5,153,336
Issue date
Oct 6, 1992
E. I. Du Pont de Nemours and Company
Swiatoslaw Trofimenko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polyester from 9,9-bis(perfluoroalkyl)xanthene diol or 9-aryl-9-per...
Patent number
5,101,004
Issue date
Mar 31, 1992
E. I. Du Pont de Nemours and Company
Swiatoslaw Trofimenko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
9,9-bis (perfluoroalkyl) xanthene, 9-aryl-9-perfluoroalkylxanthene,...
Patent number
5,097,000
Issue date
Mar 17, 1992
E. I. Du Pont de Nemours and Company
Swiatoslaw Trofimenko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Multistep synthesis of hexafluoropropylene
Patent number
5,068,472
Issue date
Nov 26, 1991
E. I. Du Pont de Nemours and Company
James L. Webster
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Multistep synthesis of hexafluoropropylene
Patent number
5,057,634
Issue date
Oct 15, 1991
E. I. Du Pont de Nemours and Company
James L. Webster
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
9,9-bis(perfluroralkyl)xanthene, 9-aryl-9-perfluroralkylxanthene
Patent number
5,051,520
Issue date
Sep 24, 1991
E. I. Du Pont de Nemours and Company
Swiatoslaw Trofimenko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Multistep synthesis of hexafluoropropylene
Patent number
5,043,491
Issue date
Aug 27, 1991
E. I. Du Pont de Nemours and Company
James L. Webster
C07 - ORGANIC CHEMISTRY