Herbert Hoffmann

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Jena, DE

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Patents Grantslast 30 patents

Information Patent Grant
Combination preparation for contraception based on natural estrogens
- Patent number 6,884,793
- Issue date Apr 26, 2005
- Jenapharm GmbH & Co. KG
- Michael Dittgen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Combination compound for contraception based on natural estrogen
- Patent number 6,133,251
- Issue date Oct 17, 2000
- Jenapharm GmbH & Co. KG.
- Michael Dittgen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Bioadhesive tablet
- Patent number 6,063,404
- Issue date May 16, 2000
- Jenapharm GmbH & Co. KG.
- Carsten Timpe
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Multistage preparation for contraception based on natural estrogens
- Publication number 20050032756
- Publication date Feb 10, 2005
- Michael Dittgen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Combination preparation for contraception based on naural estrogens
- Publication number 20020107229
- Publication date Aug 8, 2002
- Michael Dittgen
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC