Sigfrid Puschmann

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Biberach, Riss, DE

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Patents Grantslast 30 patents

Information Patent Grant
2-Methyl-6-alkyl-11-aminoalkyl-6,11-dihydro-5H-pyrido(2,3-B)(1,5)be...
- Patent number 4,167,570
- Issue date Sep 11, 1979
- Boehringer Ingelheim GmbH
- Gunther Schmidt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2- OR 4-Hydroxy-3,5-dihalo-benzylamines and salts thereof
- Patent number 4,113,777
- Issue date Sep 12, 1978
- Boehringer Ingelheim GmbH
- Johannes Keck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Aminobenzyl-amines and salts thereof
- Patent number 4,101,671
- Issue date Jul 18, 1978
- Boehringer Ingelheim GmbH
- Johannes Keck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE