Roy A. Davis

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Midland, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Package assembly for piperazine-based membranes
- Patent number 7,156,997
- Issue date Jan 2, 2007
- Dow Global Technologies Inc.
- Allyn R. Marsh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyoxazoline-modified, paper coating
- Patent number 4,436,789
- Issue date Mar 13, 1984
- The Dow Chemical Company
- Roy A. Davis
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Package assembly for piperazine-based membranes
- Publication number 20030098272
- Publication date May 29, 2003
- Allyn R. Marsh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...