Williams; Haydn W. R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Williams; Haydn W. R..The latest application filed is for "2-substituted quinolines useful as leukotriene antagonists".

Company Profile

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Williams; Haydn W. R. - Dollard des Ormeaux CA
Williams; Haydn W. R. - Ormeaux CA

*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
2-substituted quinolines useful as leukotriene antagonists Grant 4,962,203 - Young , et al. October 9, 1	1990-10-09
Fluoro-sulfones Grant 4,906,658 - Williams , et al. March 6, 1	1990-03-06
4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycolic acid oxidase Grant 4,537,902 - Cragoe, Jr. , et al. August 27, 1	1985-08-27
Process for preparing substituted phenylalkenoic acids Grant 4,453,005 - Belanger , et al. June 5, 1	1984-06-05
4-Naphthyl and substituted naphthyl-3-hydroxy-3-pyrroline-2,5-diones and their use as inhibitors of glycolic acid oxidase Grant 4,448,786 - Cragoe, Jr. , et al. May 15, 1	1984-05-15
4-[5(and 4)-Substituted-2-thienyl]-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycolic acid oxidase Grant 4,432,992 - Cragoe, Jr. , et al. February 21, 1	1984-02-21
4-(Substituted thiazolyl)-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycolic acid oxidase Grant 4,379,791 - Cragoe, Jr. , et al. * April 12, 1	1983-04-12
4-(Substituted thiazolyl)-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycolic acid oxidase Grant 4,377,588 - Cragoe, Jr. , et al. March 22, 1	1983-03-22
4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycolic acid oxidase Grant 4,342,776 - Cragoe, Jr. , et al. August 3, 1	1982-08-03
2,4-Dioxo-4-substituted-1-butanoic acid derivatives useful in treating urinary tract calcium oxalate lithiasis Grant 4,337,258 - Rooney , et al. June 29, 1	1982-06-29
2,4-Dioxo-4-substituted-1-butanoic acid derivatives useful in treating urinary tract calcium oxalate lithiasis Grant 4,336,397 - Cragoe, Jr. , et al. June 22, 1	1982-06-22
4-(Substituted phenyl thiazolyl)-3-hydroxy-3-pyrroline-2,5-diones Grant 4,298,743 - Cragoe, Jr. , et al. November 3, 1	1981-11-03
4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycolic acid oxidase Grant 4,256,758 - Cragoe, Jr. , et al. March 17, 1	1981-03-17
Indanacetic acid compounds Grant 4,249,021 - Cragoe, Jr. , et al. February 3, 1	1981-02-03
Derivatives of glycolic and glyoxylic acid as inhibitors of glycolic acid oxidase Grant 4,207,329 - Williams , et al. June 10, 1	1980-06-10
Inhibitors of glycolic acid oxidase Grant 4,178,386 - Williams , et al. December 11, 1	1979-12-11

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