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Ulrich Lerch
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Hofheim am Taunus, DE
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last 30 patents
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Patent Grant
Process for the biotechnological preparation of L-thienylalanines i...
Patent number
5,780,640
Issue date
Jul 14, 1998
Hoechst Aktiengesellschaft
Gerhard Kretzschmar
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the biotechnological preparation of L-thienylalanines i...
Patent number
5,688,672
Issue date
Nov 18, 1997
Hoechst Aktiengesellschaft
Gerhard Kretzschmar
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the biotechnological preparation of l-thienylalanines i...
Patent number
5,480,786
Issue date
Jan 2, 1996
Hoechst Aktiengesellschaft
Gerhard Kretzschmar
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of racemic and optically active 1,2,3,4...
Patent number
5,359,074
Issue date
Oct 25, 1994
Hoechst Aktiengesellschaft
Bernhard Kammermeier
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the enantioselective synthesis of 2(R)-benzylsuccinic a...
Patent number
5,321,139
Issue date
Jun 14, 1994
Hoechst Aktiengesellschaft
Ulrich Lerch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of racemic and optically active 1,2,3,4...
Patent number
5,252,738
Issue date
Oct 12, 1993
Hoechst Aktiengesellschaft
Bernhard Kammermeier
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compounds having a cognition adjuvant action, agents containing the...
Patent number
5,231,084
Issue date
Jul 27, 1993
Hoechst Aktiengesellschaft
Franz Hock
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Piperazinediones having a psychotropic action
Patent number
5,091,427
Issue date
Feb 25, 1992
Hoechst Aktiengesellschaft
Wolf-Ulrich Nickel
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Amino acid esters, pharmaceuticals containing them, and the use the...
Patent number
5,043,346
Issue date
Aug 27, 1991
Hoechst Aktiengesellschaft
Franz Hock
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Benzothiazinone derivatives, and pharmaceuticals containing them
Patent number
5,025,010
Issue date
Jun 18, 1991
Hoechst Aktiengesellschaft
Raymond Oekonomopulos
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Benzothiazinone oxides, processes for their preparation, medicament...
Patent number
5,015,642
Issue date
May 14, 1991
Hoechst Aktiengesellschaft
Ulrich Lerch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3-phenyl indolinone derivatives, processes for their preparation, m...
Patent number
4,952,598
Issue date
Aug 28, 1990
Hoechst Aktiengesellschaft
Ulrich Lerch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alkoxyphenylindolinone derivatives, medicaments containing them and...
Patent number
4,882,329
Issue date
Nov 21, 1989
Hoechst Aktiengesellschaft
Ulrich Lerch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel benzothiazinone derivatives, processes for their preparation,...
Patent number
4,831,028
Issue date
May 16, 1989
Hoechst Aktiengesellschaft
Ulrich Lerch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dihydroquinolinone derivatives, processes for their preparation, me...
Patent number
4,778,793
Issue date
Oct 18, 1988
Hoechst Aktiengesellschaft
Rainer Henning
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of resolving bicyclic imino-.alpha.-carboxylic acid ester ra...
Patent number
4,659,838
Issue date
Apr 21, 1987
Hoechst Aktiengesellschaft
Ulrich Lerch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Benzothiazine derivatives
Patent number
4,595,685
Issue date
Jun 17, 1986
Hoechst Aktiengesellschaft
Rainer Henning
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thienyoxy and furyl containing analogs of prostacyclin and their us...
Patent number
4,312,882
Issue date
Jan 26, 1982
Hoechst Aktiengesellschaft
Wilhelm Bartmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thienyl, thienyloxy or furyl substituted prostaglandin derivatives...
Patent number
4,304,783
Issue date
Dec 8, 1981
Hoechst Aktiengesellschaft
Gerhard Beck
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel prostaglandin derivatives of the .DELTA.2-PGF.sub.2 and .DELT...
Patent number
4,296,121
Issue date
Oct 20, 1981
Hoechst Aktiengesellschaft
Wilhelm Bartmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Prostaglandin derivatives of the .DELTA.2,4-11-deoxy-PEG series
Patent number
4,258,057
Issue date
Mar 24, 1981
Hoechst Aktiengesellschaft
Wilhelm Bartmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Analogues of prostanoic acids
Patent number
4,251,669
Issue date
Feb 17, 1981
Hoechst Aktiengesellschaft
Gerhard Beck
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Esters of 5-methyl-10,11-dihydroprostaglandin-A.sub.1
Patent number
4,198,429
Issue date
Apr 15, 1980
Hoechst Aktiengesellschaft
Wilhelm Bartmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel prostaglandin derivatives
Patent number
4,182,773
Issue date
Jan 8, 1980
Hoechst Aktiengesellschaft
Wilhelm Bartmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel analogues of prostanoic acids not occurring in nature
Patent number
4,174,458
Issue date
Nov 13, 1979
Hoechst Aktiengesellschaft
Milos Babej
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antidepressantly active 5-(4-aminophenyl)-hexahydro-1H-indeno-(1,2-...
Patent number
4,118,497
Issue date
Oct 3, 1978
Hoechst Aktiengesellschaft
Rudolf Kunstmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel analogues of prostanoic acids not occurring in nature
Patent number
4,098,815
Issue date
Jul 4, 1978
Hoechst Aktiengesellschaft
Milos Babej
C07 - ORGANIC CHEMISTRY