Jan Feijen

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Oude Grensweg, NL

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Patents Grantslast 30 patents

Information Patent Grant
Biodegradable hydrogel matrices for the controlled release of pharm...
- Patent number 5,041,292
- Issue date Aug 20, 1991
- TheraTech, Inc.
- Jan Feijen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Biodegradable hydrogel matrices for the controlled release of pharm...
- Patent number 4,925,677
- Issue date May 15, 1990
- TheraTech, Inc.
- Jan Feijen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE