Inventor · disambiguated record
David C. England
Also filed as: ENGLAND DAVID C · ENGLAND DAVID CHARLES
18 granted patents·518 citations·filing 1973–1985
95Inventor score
Files withDU PONT18
Top patents by PatentIndex Score
18 records- 0198US4138426AAlkyl perfluoro-ω-fluoroformyl esters and monomers therefromDU PONT·Filed 1978·Granted Feb 6, 1979·93 cites·9 claims
- 0296US4131740AAlkyl perfluoro-ω-fluoroformyl esters and their preparationDU PONT·Filed 1977·Granted Dec 26, 1978·42 cites·5 claims
- 0395US4357282APreparation of fluorocarbonyl compoundsDU PONT·Filed 1981·Granted Nov 2, 1982·127 cites·12 claims
- 0493US3944347AContact lens having a hard center and soft, tough peripheryDU PONT·Filed 1974·Granted Mar 16, 1976·87 cites·33 claims
- 0590US4138430AProcess for ammoxidation of 1-propanolDU PONT·Filed 1977·Granted Feb 6, 1979·22 cites·5 claims
- 0688US4429143ACyclic monomers derived from trifluoropyruvate estersDU PONT·Filed 1981·Granted Jan 31, 1984·20 cites·27 claims
- 0786US4565855APolymers of dioxolanesDU PONT·Filed 1984·Granted Jan 21, 1986·36 cites·6 claims
- 0882US4594399ACyclic monomers derived from trifluoropyruvate esters, amended to polymers and polymer films from dioxolesDU PONT·Filed 1985·Granted Jun 10, 1986·31 cites·10 claims
- 0981US3962279ASynthesis of perfluoropyruvyl fluoride dimerDU PONT·Filed 1975·Granted Jun 8, 1976·10 cites·4 claims
- 1074US4137271AProcess for oxidation of 1-propanolDU PONT·Filed 1977·Granted Jan 30, 1979·8 cites·4 claims
- 1169US4496750ACyclic monomers derived from trifluoropyruvate estersDU PONT·Filed 1982·Granted Jan 29, 1985·16 cites·4 claims
- 1255US4206138APerfluoroallyl fluorosulfate and its sultone and polymersDU PONT·Filed 1978·Granted Jun 3, 1980·7 cites·2 claims
- 1352US4316986APreparation of difluoromalonyl fluorideDU PONT·Filed 1980·Granted Feb 23, 1982·5 cites·10 claims
- 1450US4487668AFluorinated ion exchange polymer containing carboxylic groups, and film and membrane thereofDU PONT·Filed 1983·Granted Dec 11, 1984·10 cites·9 claims
- 1542US4299949AFluorinated 3-ketoglutaroyl halides and polymers therefromDU PONT·Filed 1979·Granted Nov 10, 1981·1 cites·5 claims
- 1639US4247713AAlkyl perfluoro-ω-fluoroformyl esters and their preparationDU PONT·Filed 1978·Granted Jan 27, 1981·3 cites·6 claims
- 1731US4001319AProcess for the preparation of carbacyl halosulfatesDU PONT·Filed 1973·Granted Jan 4, 1977·0 cites·1 claims
- 1830US4608206AFluorinated 3-ketoglutaroyl halidesDU PONT·Filed 1981·Granted Aug 26, 1986·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →