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Hartmund Wollweber
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Wuppertal, DE
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last 30 patents
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Patent Grant
Use of 1,4-dihydropyridine-3,5-dicarboxylic acid esters as medicaments
Patent number
5,955,482
Issue date
Sep 21, 1999
Bayer Aktiengesellschaft
Klaus Urbahns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,4-dihydropyridine-3,5-dicarboxylic acid esters in treatment of ne...
Patent number
5,665,741
Issue date
Sep 9, 1997
Bayer Aktiengesellschaft
Klaus Urbahns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclohexadiene derivatives useful in the treatment of depression
Patent number
5,652,264
Issue date
Jul 29, 1997
Bayer Aktiengesellschaft
Klaus Urbahns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Specific 1,4-dihydropyridine-3,5-dicarboxylic acid ester, and its p...
Patent number
5,559,139
Issue date
Sep 24, 1996
Bayer Aktiengesellschaft
Otto Behner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclohexadiene derivatives
Patent number
5,530,014
Issue date
Jun 25, 1996
Bayer Aktiengesellschaft
Klaus Urbahns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Specific 1,4-dihydropyridine-3,5-dicarboxylic acid ester and its ph...
Patent number
5,342,847
Issue date
Aug 30, 1994
Bayer Aktiengesellschaft
Otto Behner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-alkylated 1,4-dihydropyridinedicarboxylic acid esters
Patent number
5,328,931
Issue date
Jul 12, 1994
Bayer Aktiengesellschaft
Bruno Rosen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aminophenylethylamine yield promoters
Patent number
4,935,409
Issue date
Jun 19, 1990
Bayer Aktiengesellschaft
Hartmund Wollweber
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Pyrrolophenylalkanolamines as animal yield promoters
Patent number
4,904,679
Issue date
Feb 27, 1990
Bayer Aktiengesellschaft
Hartmund Wollweber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Benzimidazolylcarbamic acid ester compounds, their production, and...
Patent number
4,353,913
Issue date
Oct 12, 1982
Bayer Aktiengesellschaft
Hartmund Wollweber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Benzimidazolylcarbamic acid esters substituted on the benzenoid nuc...
Patent number
4,287,199
Issue date
Sep 1, 1981
Bayer Aktiengesellschaft
Hartmund Wollweber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phosphonylureidobenzene derivatives and their medicinal use
Patent number
4,247,546
Issue date
Jan 27, 1981
Bayer Aktiengesellschaft
Hartmund Wollweber
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Substituted omicron-phenylenediamine derivatives, process for their...
Patent number
4,246,260
Issue date
Jan 20, 1981
Bayer Aktiengesellschaft
Heinrich Kolling
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted benzenesulphonic acid esters, processes for their prepa...
Patent number
4,194,004
Issue date
Mar 18, 1980
Bayer Aktiengesellschaft
Ekkehard Niemers
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-Formamido phenylguanidines and processes for their preparation an...
Patent number
4,127,670
Issue date
Nov 28, 1978
Bayer Aktiengesellschaft
Hartmund Wollweber
C07 - ORGANIC CHEMISTRY