Heinz H. Spelthann

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Trier, DE

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Patents Grantslast 30 patents

Information Patent Grant
Flexible polar thermoplastic polyolefin compositions
- Patent number 5,798,413
- Issue date Aug 25, 1998
- E. I. Du Pont de Nemours and Company
- Heinz H. Spelthann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flexible polar thermoplastic polyolefin compositions
- Patent number 5,610,234
- Issue date Mar 11, 1997
- E. I. Du Pont de Nemours and Company
- Heinz H. Spelthann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...