England; David C.

Patent Applications and Registrations

Patent applications and USPTO patent grants for England; David C..The latest application filed is for "cyclic monomers derived from trifluoropyruvate esters, amended to polymers and polymer films from dioxoles".

Company Profile

0.9.0

England; David C. - Wilmington DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Cyclic monomers derived from trifluoropyruvate esters, amended to polymers and polymer films from dioxoles Grant 4,594,399 - Anderson , et al. * June 10, 1	1986-06-10
Polymers of dioxolanes Grant 4,565,855 - Anderson , et al. January 21, 1	1986-01-21
Fluorinated ion exchange polymer containing carboxylic groups, and film and membrane thereof Grant 4,487,668 - England , et al. December 11, 1	1984-12-11
Preparation of fluorocarbonyl compounds Grant 4,357,282 - Anderson , et al. November 2, 1	1982-11-02
Perfluoroallyl fluorosulfate and its sultone and polymers Grant 4,206,138 - England June 3, 1	1980-06-03
Alkyl perfluoro-.omega.-fluoroformyl esters and monomers therefrom Grant 4,138,426 - England February 6, 1	1979-02-06
Process for oxidation of 1-propanol Grant 4,137,271 - Stiles , et al. January 30, 1	1979-01-30
Alkyl perfluoro-.omega.-fluoroformyl esters and their preparation Grant 4,131,740 - England December 26, 1	1978-12-26
Contact lens having a hard center and soft, tough periphery Grant 3,944,347 - Barkdoll , et al. March 16, 1	1976-03-16

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