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Martin Karpf
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Reinach, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Process for the preparation of 4,5-diamino shikimic acid derivatives
Patent number
7,514,580
Issue date
Apr 7, 2009
Hoffmann-La Roche Inc.
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing 1,2-diamino compounds
Patent number
6,939,986
Issue date
Sep 6, 2005
Hoffmann-La Roche Inc.
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of mixed anhydrides
Patent number
6,562,977
Issue date
May 13, 2003
Hoffmann-La Roche Inc.
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of mixed anhydrides
Patent number
6,489,479
Issue date
Dec 3, 2002
Hoffman-La Roche Inc.
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing 1,2-diamino compounds
Patent number
6,437,171
Issue date
Aug 20, 2002
Hoffman-La Roche Inc.
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation for 4,5-diamino shikimic acid derivatives
Patent number
6,403,824
Issue date
Jun 11, 2002
Hoffmann-La Roche Inc.
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the manufacture of a tricyclic compound
Patent number
5,892,040
Issue date
Apr 6, 1999
Pfizer Inc.
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of optically active compounds
Patent number
5,481,008
Issue date
Jan 2, 1996
Hoffmann-La Roche Inc.
Emil A. Broger
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Production of oxetanones
Patent number
5,399,720
Issue date
Mar 21, 1995
Hoffmann-La Roche Inc.
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Production of oxetanones
Patent number
5,245,056
Issue date
Sep 14, 1993
Hoffmann-La Roche Inc.
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the methyl-4-(dimethylamino)-3,5-dimethoxybenzoate
Patent number
4,908,470
Issue date
Mar 13, 1990
Hoffman-La Roche Inc.
Alfredo Guerrato
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Process for the preparation of 4,5-diamino shikimic acid derivatives
Publication number
20060047002
Publication date
Mar 2, 2006
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for preparing 1,2-diamino compounds
Publication number
20020095040
Publication date
Jul 18, 2002
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation of mixed anhydrides
Publication number
20020077481
Publication date
Jun 20, 2002
Martin Karpf
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation fo 4,5-diamino shikimic acid derivatives
Publication number
20020006960
Publication date
Jan 17, 2002
Stefan Abrecht
C07 - ORGANIC CHEMISTRY