David Herbert Steinberg

Person

Bronx, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Substituted benzophenone stabilizers
- Patent number 5,274,170
- Issue date Dec 28, 1993
- Ciba-Geigy Corporation
- David G. Leppard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted naphthalenediamine stabilizers
- Patent number 5,198,134
- Issue date Mar 30, 1993
- Ciba-Geigy Corporation
- David H. Steinberg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted 2,3-dihydroperimidine stabilizers
- Patent number 5,147,568
- Issue date Sep 15, 1992
- Ciba-Geigy Corporation
- John J. Luzzi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for stabilizing magenta couplers and the corresponding imag...
- Patent number 5,145,766
- Issue date Sep 8, 1992
- Ciba-Geigy Corporation
- David G. Leppard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing dithiobisphenols
- Patent number 5,012,003
- Issue date Apr 30, 1991
- Ciba-Geigy Corporation
- David H. Steinberg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stabilizer thiirane derivatives containing hindered phenol groups
- Patent number 4,797,218
- Issue date Jan 10, 1989
- Ciba-Geigy Corporation
- David H. Steinberg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Voltage stabilizing esters and urethanes
- Patent number 4,724,248
- Issue date Feb 9, 1988
- Ciba-Geigy Corporation
- Martin Dexter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Long chain (4-hydroxyphenyl) propanoate stabilizers
- Patent number 4,713,475
- Issue date Dec 15, 1987
- Ciba-Geigy Corporation
- John D. Spivack
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Substituted 4-hydroxybenzylthio aldehyde and ketone stabilizers
- Patent number 4,618,440
- Issue date Oct 21, 1986
- Ciba-Geigy Corporation
- David H. Steinberg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing stabilizers containing sulfur and a hindered...
- Patent number 4,617,404
- Issue date Oct 14, 1986
- Ciba-Geigy Corporation
- David H. Steinberg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Anti-oxidative, anti-thermal, and anti-actinic degradation amides o...
- Patent number 4,534,874
- Issue date Aug 13, 1985
- Ciba-Geigy Corporation
- David H. Steinberg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hindered phenol hydrazones and compositions stabilized therewith
- Patent number 4,233,209
- Issue date Nov 11, 1980
- Ciba-Geigy Corporation
- Martin Dexter
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylthioalkanoyloxyalkyl and alkylthioalkyl substituted bis-hydant...
- Patent number 4,125,516
- Issue date Nov 14, 1978
- Ciba-Geigy Corporation
- Martin Dexter
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hindered hydroxyphenylalkanoates of thioether isopropanols and stab...
- Patent number 4,071,497
- Issue date Jan 31, 1978
- Ciba-Geigy Corporation
- Martin Dexter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stabilized compositions containing hindered hydroxyalkanoates
- Patent number 4,058,502
- Issue date Nov 15, 1977
- Ciba-Geigy Corporation
- Martin Dexter
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3,5-Dialkyl-4-hydroxyphenylalkanoic acid esters of polyalkylene gly...
- Patent number 4,032,562
- Issue date Jun 28, 1977
- Ciba-Geigy Corporation
- Martin Dexter
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hindered hydroxyphenylalkanoates of substituted isopropanols
- Patent number 4,001,299
- Issue date Jan 4, 1977
- Ciba-Geigy Corporation
- Martin Dexter
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hindered hydroxyphenylalkanoates of substituted vicinal glycols
- Patent number 3,987,086
- Issue date Oct 19, 1976
- Ciba-Geigy Corporation
- Martin Dexter
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cycloaliphatic alkylhydroxyphenylalkanoates
- Patent number 3,962,313
- Issue date Jun 8, 1976
- Martin Dexter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Combatting dandruff with mercapto quinoline N-oxides
- Patent number 3,961,054
- Issue date Jun 1, 1976
- Ciba-Geigy Corporation
- Thomas E. Furia
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hindered hydroxyphenylalkanoates of thioether isopropanols
- Patent number 3,954,839
- Issue date May 4, 1976
- Ciba-Geigy Corporation
- Martin Dexter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

David Herbert Steinberg

Person

Patents Grantslast 30 patents

Substituted benzophenone stabilizers

Substituted naphthalenediamine stabilizers

Substituted 2,3-dihydroperimidine stabilizers

Process for stabilizing magenta couplers and the corresponding imag...

Process for preparing dithiobisphenols

Stabilizer thiirane derivatives containing hindered phenol groups

Voltage stabilizing esters and urethanes

Long chain (4-hydroxyphenyl) propanoate stabilizers

Substituted 4-hydroxybenzylthio aldehyde and ketone stabilizers

Process for preparing stabilizers containing sulfur and a hindered...

Anti-oxidative, anti-thermal, and anti-actinic degradation amides o...

Hindered phenol hydrazones and compositions stabilized therewith

Alkylthioalkanoyloxyalkyl and alkylthioalkyl substituted bis-hydant...

Hindered hydroxyphenylalkanoates of thioether isopropanols and stab...

Stabilized compositions containing hindered hydroxyalkanoates

3,5-Dialkyl-4-hydroxyphenylalkanoic acid esters of polyalkylene gly...

Hindered hydroxyphenylalkanoates of substituted isopropanols

Hindered hydroxyphenylalkanoates of substituted vicinal glycols

Cycloaliphatic alkylhydroxyphenylalkanoates

Combatting dandruff with mercapto quinoline N-oxides

Hindered hydroxyphenylalkanoates of thioether isopropanols