Ambelal R. Patel

Person

Scarsdale, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Azodicarboxylic acid derivatives containing hindered amine moieties...
- Patent number 5,578,731
- Issue date Nov 26, 1996
- Ciba-Geigy Corporation
- Ramanathan Ravichandran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azodicarboxylic acid derivatives containing hindered amine moieties...
- Patent number 5,554,754
- Issue date Sep 10, 1996
- Ciba-Geigy Corporation
- Ramanathan Ravichandran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azodicarboxylic acid derivatives containing hindered amine moieties...
- Patent number 5,470,980
- Issue date Nov 28, 1995
- Ciba-Geigy Corporation
- Ramanathan Ravichandran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azodicarboxylic acid derivatives containing hindered amine moieties...
- Patent number 5,380,828
- Issue date Jan 10, 1995
- Ciba-Geigy Corporation
- Ramanathan Ravichandran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N,N'-alkenylene amine/mercaptotolylimidazole blends as high tempera...
- Patent number 5,240,976
- Issue date Aug 31, 1993
- Ciba-Geigy Corporation
- Douglas W. Horsey
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for recycling discolored polyolefins
- Patent number 5,149,774
- Issue date Sep 22, 1992
- Ciba-Geigy Corporation
- Ambelal R. Patel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stabilized ethylene-vinyl acetate copolymer hot melt adhesive systems
- Patent number 5,128,397
- Issue date Jul 7, 1992
- Ciba-Geigy Corporation
- Douglas W. Horsey
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyolefin compositions stabilized with NOR-substituted hindered am...
- Patent number 5,096,950
- Issue date Mar 17, 1992
- Ciba-Geigy Corporation
- James P. Galbo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymeric substrates stabilized with N-substituted hindered amines
- Patent number 5,004,770
- Issue date Apr 2, 1991
- Ciba-Geigy Corporation
- Frank P. Cortolano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Long chain N-alkyl-alpha-alkyl nitrones and polyolefin compositions...
- Patent number 4,898,901
- Issue date Feb 6, 1990
- Ciba-Geigy Corporation
- Ramanathan Ravichandran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyolefin compositions stabilized with long chain N,N-dialkylhydro...
- Patent number 4,876,300
- Issue date Oct 24, 1989
- Ciba-Geigy Corporation
- Raymond Seltzer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Long chain N,N,-dialkylhydroxylamines and stabilized compositions
- Patent number 4,782,105
- Issue date Nov 1, 1988
- Ciba-Geigy Corporation
- Ramanathan Ravichandran
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyolefin compositions stabilized against degradation using hydrox...
- Patent number 4,668,721
- Issue date May 26, 1987
- Ciba-Geigy Corporation
- Raymond Seltzer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyolefin compositions stabilized against degradation using hydrox...
- Patent number 4,590,231
- Issue date May 20, 1986
- Ciba-Geigy Corporation
- Raymond Seltzer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Phenolic antioxidant aqueous dispersions
- Patent number 3,962,123
- Issue date Jun 8, 1976
- Ciba-Geigy Corporation
- Anthony DiBattista
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Ambelal R. Patel

Person

Patents Grantslast 30 patents

Azodicarboxylic acid derivatives containing hindered amine moieties...

Azodicarboxylic acid derivatives containing hindered amine moieties...

Azodicarboxylic acid derivatives containing hindered amine moieties...

Azodicarboxylic acid derivatives containing hindered amine moieties...

N,N'-alkenylene amine/mercaptotolylimidazole blends as high tempera...

Method for recycling discolored polyolefins

Stabilized ethylene-vinyl acetate copolymer hot melt adhesive systems

Polyolefin compositions stabilized with NOR-substituted hindered am...

Polymeric substrates stabilized with N-substituted hindered amines

Long chain N-alkyl-alpha-alkyl nitrones and polyolefin compositions...

Polyolefin compositions stabilized with long chain N,N-dialkylhydro...

Long chain N,N,-dialkylhydroxylamines and stabilized compositions

Polyolefin compositions stabilized against degradation using hydrox...

Polyolefin compositions stabilized against degradation using hydrox...

Phenolic antioxidant aqueous dispersions