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John J. Luzzi
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Carmel, NY, US
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last 30 patents
Information
Patent Grant
Process for the preparation of N-oxyl hindered amine esters
Patent number
5,574,163
Issue date
Nov 12, 1996
Ciba-Geigy Corporation
John J. Luzzi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-(benzotriazol-2-yl)-4-alkyl-6-(2-hydroxy-3-benzoyl-6-alkoxybenzyl...
Patent number
5,439,955
Issue date
Aug 8, 1995
Ciba-Geigy Corporation
Robert A. Falk
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-(benzotriazol-2-yl)-4-alkyl-6-(2-hydroxy-3-benzoyl-6-alkoxybenzyl...
Patent number
5,387,691
Issue date
Feb 7, 1995
Ciba-Geigy Corporation
Robert A. Falk
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 preparing dithiobisphenols
Patent number
5,012,003
Issue date
Apr 30, 1991
Ciba-Geigy Corporation
David H. Steinberg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing dithiobisphenols
Patent number
4,898,980
Issue date
Feb 6, 1990
Ciba-Geigy Corporation
Linda A. Benjamin
C07 - ORGANIC CHEMISTRY
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
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 piperidine carboxylic acids, metal salts thereof and stabi...
Patent number
4,219,464
Issue date
Aug 26, 1980
Ciba-Geigy Corporation
Chester E. Ramey
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Substituted piperazine diones
Patent number
4,208,522
Issue date
Jun 17, 1980
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hindered piperidine carboxylic acids, metal salts thereof and stabi...
Patent number
4,203,890
Issue date
May 20, 1980
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hindered piperidine carboxylic acids and metal salts thereof
Patent number
4,191,829
Issue date
Mar 4, 1980
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hindered piperidine carboxylic acids, metal salts thereof and stabi...
Patent number
4,191,682
Issue date
Mar 4, 1980
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compositions stabilized with hindered piperidine carboxylic acids o...
Patent number
4,139,520
Issue date
Feb 13, 1979
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted piperazine diones and polymeric compositions stabilized...
Patent number
4,125,517
Issue date
Nov 14, 1978
Ciba-Geigy Corporation
Chester E. Ramey
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Benzoyloxybenzoates and compositions stabilized therewith
Patent number
4,120,846
Issue date
Oct 17, 1978
Ciba-Geigy Corporation
John D. Spivack
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Hindered piperidine carboxylic acids, metal salts thereof and stabi...
Patent number
4,116,933
Issue date
Sep 26, 1978
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hindered piperidine carboxylic acids, metal salts thereof and stabi...
Patent number
4,101,509
Issue date
Jul 18, 1978
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hindered piperidine carboxylic acids, metal salts thereof and stabi...
Patent number
4,089,842
Issue date
May 16, 1978
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Metal salts of hindered piperidine carboxylic acids and stabilized...
Patent number
4,087,406
Issue date
May 2, 1978
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3,5-Dialkyl-4-hydroxyphenylalkyl substituted piperazine diones and...
Patent number
4,070,335
Issue date
Jan 24, 1978
Ciba-Geigy Corporation
Chester E. Ramey
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Piperidyl esters of higher di-tri-, and polybasic aliphatic carboxy...
Patent number
4,069,196
Issue date
Jan 17, 1978
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Metal salts of hindered piperidine carboxylic acids and stabilized...
Patent number
4,069,199
Issue date
Jan 17, 1978
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alkyl alkanoate derivatives of substituted piperazine-diones and po...
Patent number
4,067,848
Issue date
Jan 10, 1978
Ciba-Geigy Corporation
Chester E. Ramey
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hindered piperidine carboxylic acids, metal salts thereof and stabi...
Patent number
4,056,507
Issue date
Nov 1, 1977
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bicyclic hindered amino acids, metal salts thereof and stabilized c...
Patent number
4,051,102
Issue date
Sep 27, 1977
Ciba-Geigy Corporation
Chester E. Ramey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Benzoyloxybenzoates and compositions stabilized therewith
Patent number
4,051,104
Issue date
Sep 27, 1977
Ciba-Geigy Corporation
John D. Spivack
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Substituted piperazine diones and polymeric compositions stabilized...
Patent number
4,051,137
Issue date
Sep 27, 1977
Ciba-Geigy Corporation
Chester E. Ramey
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Metal salts of benzoyloxybenzoates and compositions stabilized ther...
Patent number
4,038,249
Issue date
Jul 26, 1977
Ciba-Geigy Corporation
John D. Spivack
C07 - ORGANIC CHEMISTRY