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Patents Grantslast 30 patents

Information Patent Grant
Esterified ephedrine derivatives with prolonged antiulcer activity
- Patent number 4,990,522
- Issue date Feb 5, 1991
- Establissement Texcontor
- Federico Butelman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methylated chitosans and their use for the preparation of pharmaceu...
- Patent number 4,826,826
- Issue date May 2, 1989
- Establissement Texcontor
- Franco Conti
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Chitosan derivatives in the form of coordinated complexes with ferr...
- Patent number 4,810,695
- Issue date Mar 7, 1989
- Establissement Texcontor
- Franco Conti
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

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