Rita Pitteloud

Person

Praroman, CH

People

Patents Grantslast 30 patents

Information Patent Grant
HALS phosphites and HALS phosphoramides as stabilizers
- Patent number 5,925,758
- Issue date Jul 20, 1999
- Ciba Specialty Chemicals Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cyclic diphenylacetonitriles as stabilizers
- Patent number 5,844,024
- Issue date Dec 1, 1998
- Ciba Specialty Chemicals Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mixtures of polyalkylpiperidin-4-yl dicarboxylic acid esters as sta...
- Patent number 5,817,821
- Issue date Oct 6, 1998
- Ciba Specialty Chemicals Corporation
- Andreas Valet
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oligomeric hals phosphites and hals phosphonites as stabilisers
- Patent number 5,777,008
- Issue date Jul 7, 1998
- Ciba Specialty Chemicals Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hals phosphorinanes as stabilisers
- Patent number 5,777,113
- Issue date Jul 7, 1998
- Ciba Specialty Chemicals Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cyclic diphenylacetonitriles as stabilizers
- Patent number 5,710,198
- Issue date Jan 20, 1998
- Ciba Specialty Chemicals Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hals phosphoramides as stabilisers
- Patent number 5,670,642
- Issue date Sep 23, 1997
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hals phosphonites as stabilizers
- Patent number 5,665,273
- Issue date Sep 9, 1997
- Ciba-Geigy Corporation
- Michael Rasberger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oligomeric aliphatic HALS phosphites and HALS phosphonites as stabi...
- Patent number 5,654,430
- Issue date Aug 5, 1997
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bisphenol ester derivatives
- Patent number 5,616,780
- Issue date Apr 1, 1997
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bisphenol ester derivatives
- Patent number 5,602,196
- Issue date Feb 11, 1997
- Ciba-Geigy Corporation
- Bernard Gilg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkanolamine esters of acyclic phosphites in polyolefin compositions
- Patent number 5,521,237
- Issue date May 28, 1996
- Ciba-Geigy Corporation
- Raymond Seltzer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carboxylic acid esters of hydroxyphenylalkanols as stabilizers
- Patent number 5,510,402
- Issue date Apr 23, 1996
- Ciba-Geigy Corporation
- Paul Dubs
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkanediphenols
- Patent number 5,473,003
- Issue date Dec 5, 1995
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phenolic s-triazines
- Patent number 5,449,777
- Issue date Sep 12, 1995
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tetra-[N-alkyl-2,2,6,6,-tetramethylpiperidin-4-yl]-4,4'-diphenylbis...
- Patent number 5,442,067
- Issue date Aug 15, 1995
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oligomeric HALS phosphites and HALS phosphonites as stabilisers
- Patent number 5,405,891
- Issue date Apr 11, 1995
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric aryl phosphites
- Patent number 5,401,845
- Issue date Mar 28, 1995
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,4-dialkyl-6-sec- alkylphenols
- Patent number 5,356,976
- Issue date Oct 18, 1994
- Ciba-Geigy Corporation
- Paul Dubs
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric aryl phosphites
- Patent number 5,322,871
- Issue date Jun 21, 1994
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydroxphenylcarboxylic acid esters as stabilizers
- Patent number 5,177,246
- Issue date Jan 5, 1993
- Ciba-Geigy Corporation
- Rita Pitteloud
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
3-phenylbenzofuran-2-ones
- Patent number 5,175,312
- Issue date Dec 29, 1992
- Ciba-Geigy Corporation
- Paul Dubs
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfoxides of bisthiomethylated and tristhiomethylated phenols
- Patent number 5,167,846
- Issue date Dec 1, 1992
- Ciba-Geigy Corporation
- Hans-Rudolf Meier
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,4-dimethyl-6-s-alkylphenols
- Patent number 5,098,945
- Issue date Mar 24, 1992
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thioether substituted phenols and their use as stabilizers
- Patent number 4,820,756
- Issue date Apr 11, 1989
- Ciba-Geigy Corporation
- Rita Pitteloud
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stabilized organic material
- Patent number 4,810,740
- Issue date Mar 7, 1989
- Ciba-Geigy Corporation
- Paul Dubs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Rita Pitteloud

Person

Patents Grantslast 30 patents

HALS phosphites and HALS phosphoramides as stabilizers

Cyclic diphenylacetonitriles as stabilizers

Mixtures of polyalkylpiperidin-4-yl dicarboxylic acid esters as sta...

Oligomeric hals phosphites and hals phosphonites as stabilisers

Hals phosphorinanes as stabilisers

Cyclic diphenylacetonitriles as stabilizers

Hals phosphoramides as stabilisers

Hals phosphonites as stabilizers

Oligomeric aliphatic HALS phosphites and HALS phosphonites as stabi...

Bisphenol ester derivatives

Bisphenol ester derivatives

Alkanolamine esters of acyclic phosphites in polyolefin compositions

Carboxylic acid esters of hydroxyphenylalkanols as stabilizers

Alkanediphenols

Phenolic s-triazines

Tetra-[N-alkyl-2,2,6,6,-tetramethylpiperidin-4-yl]-4,4'-diphenylbis...

Oligomeric HALS phosphites and HALS phosphonites as stabilisers

Asymmetric aryl phosphites

2,4-dialkyl-6-sec- alkylphenols

Asymmetric aryl phosphites

Hydroxphenylcarboxylic acid esters as stabilizers

3-phenylbenzofuran-2-ones

Sulfoxides of bisthiomethylated and tristhiomethylated phenols

2,4-dimethyl-6-s-alkylphenols

Thioether substituted phenols and their use as stabilizers

Stabilized organic material