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Dieter Hinzen
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Zornheim, DE
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last 30 patents
Information
Patent Grant
N-heterocyclic substituted -pyrrolidin-2-ones
Patent number
5,149,808
Issue date
Sep 22, 1992
Boehringer Ingelheim KG
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1-(benzyl or pyridylmethyl)-4 or 5-aminomethyl-pyrrolidin-2-ones
Patent number
5,073,671
Issue date
Dec 17, 1991
Boehringer Ingelheim KG
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1-benzyl-4- or 5-pyrrolidinomethyl-pyrrolidin-2-ones and nootropic...
Patent number
4,996,224
Issue date
Feb 26, 1991
Boehringer Ingelheim KG
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Nortropanyl containing pyrrolidinones, pharmaceutical compositions...
Patent number
4,891,378
Issue date
Jan 2, 1990
Boehringer Ingelheim Zentrale GmbH
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tetrahydro-benzthiazoles, the preparation thereof and their use as...
Patent number
4,886,812
Issue date
Dec 12, 1989
Dr. Karl Thomae GmbH
Gerhart Griss
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted pyrrolidinones, pharmaceutical compositions and use
Patent number
4,857,528
Issue date
Aug 15, 1989
Boehringer Ingelheim KG
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tetrahydro-benzthiazoles, the preparation thereof and their use as...
Patent number
4,843,086
Issue date
Jun 27, 1989
Boehringer Ingelheim KG
Gerhart Griss
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1-(benzyl or pyridylmethyl)-4 or 5-aminomethyl-pyrrolidin-2-ones
Patent number
4,833,140
Issue date
May 23, 1989
Boehringer Ingelheim KG
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Piperazinyl and morpholinyl substituted 1-(benzyl or pyridylmethyl)...
Patent number
4,767,759
Issue date
Aug 30, 1988
Boehringer Ingelheim KG
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Morpholine containing pyrrolidinones pharmaceutical compositions an...
Patent number
4,762,832
Issue date
Aug 9, 1988
Boehringer Ingelheim KG
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,2,4-triazolo-carbamates
Patent number
4,732,900
Issue date
Mar 22, 1988
Boehringer Ingelheim KG
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tetrahydro-benzthiazoles, the preparation thereof and their use as...
Patent number
4,731,374
Issue date
Mar 15, 1988
Dr. Karl Thomae GmbH
Gerhart Griss
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
4-Aminocarbonylaminomethyl-1-benzylpyrrolidin-2-ones as nootropic a...
Patent number
4,670,456
Issue date
Jun 2, 1987
Boehringer Ingelheim KG
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Agent for treating Parkinson's disease or Parkinsonism
Patent number
4,645,770
Issue date
Feb 24, 1987
Boehringer Ingelheim KG
Oleh Hornykiewicz
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
1-substituted-4-hydroxymethyl-pyrrolidin-2-ones
Patent number
4,581,364
Issue date
Apr 8, 1986
Boehringer Ingelheim KG
Karl-Heinz Weber
C07 - ORGANIC CHEMISTRY