Friedmund Neumann

Follow

Person

Berlin, DT

People

Patents Grantslast 30 patents

Information Patent Grant
1,3-Oxygenated-8.alpha.-estratrienes
- Patent number 3,951,958
- Issue date Apr 20, 1976
- Schering Aktiengesellschaft
- Klaus Prezewowsky
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,3-Oxygenated 8.alpha.-estratrienes
- Patent number 3,951,959
- Issue date Apr 20, 1976
- Schering Aktiengesellschaft
- Klaus Prezewowsky
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
17.alpha.-Ethinyl-18-methyl-19-nortestosterone esters
- Patent number RE28690
- Issue date Jan 20, 1976
- Schering Aktiengesellschaft
- Hans-Gunter Lehmann
- 424 - Drug, bio-affecting and body treating compositions