Haydn R. Williams

Person

Dollard Des Ormeaux, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Triphenyl methanethiol-35S
- Patent number 5,118,858
- Issue date Jun 2, 1992
- Merck Frosst Canada, Inc.
- Haydn W. R. Williams
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Leukotriene antagonists
- Patent number 5,017,583
- Issue date May 21, 1991
- Merck Frosst Canada, Inc.
- Robert N. Young
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
2-substituted quinolines useful as leukotriene antagonists
- Patent number 4,962,203
- Issue date Oct 9, 1990
- Merck Frost Canada, Inc.
- Robert N. Young
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluoro-sulfones
- Patent number 4,906,658
- Issue date Mar 6, 1990
- Merck Frosst Canada, Inc.
- Haydn W. R. Williams
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
6-H dibenz[b,f]thiepin compounds
- Patent number 4,622,403
- Issue date Nov 11, 1986
- Merck Frosst Canada, Inc.
- Haydn Williams
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-oxo-benzopyran carboxylic acids
- Patent number 4,609,744
- Issue date Sep 2, 1986
- Merck Frosst Canada Inc.
- Robert N. Young
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycoli...
- Patent number 4,537,902
- Issue date Aug 27, 1985
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing substituted phenylalkenoic acids
- Patent number 4,453,005
- Issue date Jun 5, 1984
- Merck Frosst Canada, Inc.
- Patrice C. Belanger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-Naphthyl and substituted naphthyl-3-hydroxy-3-pyrroline-2,5-dione...
- Patent number 4,448,786
- Issue date May 15, 1984
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Resolution of substituted dibenzo[b,f]thiepin-3-carboxylic acid-5-o...
- Patent number 4,435,579
- Issue date Mar 6, 1984
- Merck & Co., Inc.
- Patrice C. Belanger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-[5(and 4)-Substituted-2-thienyl]-3-hydroxy-3-pyrroline-2,5-dione...
- Patent number 4,432,992
- Issue date Feb 21, 1984
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-Hydroxy-5-substituted-3(2H)-isothiazolone-1,1-dioxide derivatives...
- Patent number 4,431,652
- Issue date Feb 14, 1984
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
(4'-Biphenylyloxy and-thio-oxy)-3-hydroxy-3-pyrroline-2,5-diones an...
- Patent number 4,431,660
- Issue date Feb 14, 1984
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-Hydroxy-5-substituted-3-(2H)-isothiazolone-1,1-dioxide derivative...
- Patent number 4,428,956
- Issue date Jan 31, 1984
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Resolution of substituted dibenzo�b,f!thiepin-3-carboxylic acid-5-o...
- Patent number 4,424,355
- Issue date Jan 3, 1984
- Merck & Co., Inc.
- Patrice C. Belanger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,4-Dioxo-4-substituted-1-butaoic acid derivatives useful in treati...
- Patent number 4,423,063
- Issue date Dec 27, 1983
- Merck & Co., Inc.
- Clarence S. Rooney
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-(Substituted thiazolyl)-3-hydroxy-3-pyrroline-2,5-dione inhibitor...
- Patent number 4,379,791
- Issue date Apr 12, 1983
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-(Substituted thiazolyl)-3-hydroxy-3-pyrroline-2,5-dione inhibitor...
- Patent number 4,377,588
- Issue date Mar 22, 1983
- Merck Sharp & Dohme (I.A.) Corp.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycoli...
- Patent number 4,349,561
- Issue date Sep 14, 1982
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycoli...
- Patent number 4,342,776
- Issue date Aug 3, 1982
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,4-Dioxo-4-substituted-1-butanoic acid derivatives useful in treat...
- Patent number 4,337,258
- Issue date Jun 29, 1982
- Merck & Co., Inc.
- Clarence S. Rooney
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,4-Dioxo-4-substituted-1-butanoic acid derivatives useful in treat...
- Patent number 4,336,397
- Issue date Jun 22, 1982
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-(Substituted phenyl thiazolyl)-3-hydroxy-3-pyrroline-2,5-diones
- Patent number 4,298,743
- Issue date Nov 3, 1981
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycoli...
- Patent number 4,256,758
- Issue date Mar 17, 1981
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Indanacetic acid compounds
- Patent number 4,249,021
- Issue date Feb 3, 1981
- Merck & Co., Inc.
- Edward J. Cragoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Derivatives of glycolic and glyoxylic acid as inhibitors of glycoli...
- Patent number 4,233,452
- Issue date Nov 11, 1980
- Merck & Co., Inc.
- Haydn W. R. Williams
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Derivatives of glycolic and glyoxylic acid as inhibitors of glycoli...
- Patent number 4,207,329
- Issue date Jun 10, 1980
- Merck & Co., Inc.
- Haydn W. R. Williams
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Inhibitors of glycolic acid oxidase
- Patent number 4,178,386
- Issue date Dec 11, 1979
- Merck & Co., Inc.
- Haydn W. R. Williams
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pyrazolo [1,5-a] [1,3,5] triazines
- Patent number 3,995,039
- Issue date Nov 30, 1976
- Merck & Co., Inc.
- Clarence Stanley Rooney
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,8-Naphthyridine compounds
- Patent number 3,993,656
- Issue date Nov 23, 1976
- Merck & Co., Inc.
- Clarence Stanley Rooney
- C07 - ORGANIC CHEMISTRY

Haydn R. Williams

Person

Patents Grantslast 30 patents

Triphenyl methanethiol-35S

Leukotriene antagonists

2-substituted quinolines useful as leukotriene antagonists

Fluoro-sulfones

6-H dibenz[b,f]thiepin compounds

4-oxo-benzopyran carboxylic acids

4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycoli...

Process for preparing substituted phenylalkenoic acids

4-Naphthyl and substituted naphthyl-3-hydroxy-3-pyrroline-2,5-dione...

Resolution of substituted dibenzo[b,f]thiepin-3-carboxylic acid-5-o...

4-[5(and 4)-Substituted-2-thienyl]-3-hydroxy-3-pyrroline-2,5-dione...

4-Hydroxy-5-substituted-3(2H)-isothiazolone-1,1-dioxide derivatives...

(4'-Biphenylyloxy and-thio-oxy)-3-hydroxy-3-pyrroline-2,5-diones an...

4-Hydroxy-5-substituted-3-(2H)-isothiazolone-1,1-dioxide derivative...

Resolution of substituted dibenzo�b,f!thiepin-3-carboxylic acid-5-o...

2,4-Dioxo-4-substituted-1-butaoic acid derivatives useful in treati...

4-(Substituted thiazolyl)-3-hydroxy-3-pyrroline-2,5-dione inhibitor...

4-(Substituted thiazolyl)-3-hydroxy-3-pyrroline-2,5-dione inhibitor...

4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycoli...

4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycoli...

2,4-Dioxo-4-substituted-1-butanoic acid derivatives useful in treat...

2,4-Dioxo-4-substituted-1-butanoic acid derivatives useful in treat...

4-(Substituted phenyl thiazolyl)-3-hydroxy-3-pyrroline-2,5-diones

4-Substituted-3-hydroxy-3-pyrroline-2,5-dione inhibitors of glycoli...

Indanacetic acid compounds

Derivatives of glycolic and glyoxylic acid as inhibitors of glycoli...

Derivatives of glycolic and glyoxylic acid as inhibitors of glycoli...

Inhibitors of glycolic acid oxidase

Pyrazolo [1,5-a] [1,3,5] triazines

1,8-Naphthyridine compounds