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Philippe Duby
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Prilly, CH
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last 30 patents
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Patent Grant
Method for preparing a flavoring base
Patent number
5,789,003
Issue date
Aug 4, 1998
Nestec S.A.
Jean-Jacques Desjardins
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Compositions containing 2-acetyl-1-pyrroline
Patent number
5,512,290
Issue date
Apr 30, 1996
Nestec S.A.
Philippe Duby
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of 2-acetyl-1-pyrroline
Patent number
5,446,171
Issue date
Aug 29, 1995
Nestec S.A.
Philippe Duby
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of 2-acetyl-1-pyrroline compositions
Patent number
5,401,521
Issue date
Mar 28, 1995
Nestec S.A.
Philippe Duby
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyrroline-based food flavoring compounds
Patent number
5,280,127
Issue date
Jan 18, 1994
Nestec S.A.
Philippe Duby
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for flavoring foods with 2-carbomethoxy-1-pyrroline
Patent number
5,262,189
Issue date
Nov 16, 1993
Nestec S.A.
Philippe Duby
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES