Marion Sela

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Halle, DE

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst systems for polycondensation reactions
- Patent number 6,828,272
- Issue date Dec 7, 2004
- Equipolymers GmbH
- Jens-Peter Wiegner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Catalyst systems for polycondensation reactions
- Publication number 20040225104
- Publication date Nov 11, 2004
- Jene Peter Wiegner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst systems for polycondensation reactions
- Publication number 20030216253
- Publication date Nov 20, 2003
- Jens-Peter Wiegner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...