Paul Schelbert

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Ottenbach, CH

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Patents Grantslast 30 patents

Information Patent Grant
Polyhydroxyl-compositions derived from castor oil with enhanced rea...
- Patent number 6,897,283
- Issue date May 24, 2005
- Sika Schweiz AG
- Ulrich Gerber
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Kind of polyhydroxyl compounds suitable for the polyurethane synthesis
- Patent number 5,877,255
- Issue date Mar 2, 1999
- Sika AG vorm. kaspar Winkler & Co.
- Ulrich Gerber
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polyhydroxyl-compositions derived from castor oil with enhanced rea...
- Publication number 20020035235
- Publication date Mar 21, 2002
- Ulrich Gerber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...