Derrick; Wayne E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Derrick; Wayne E..The latest application filed is for "process for the extrusion of compositions comprising polypropylene, polyvinyl alcohol and a polypropylene-polyvinyl alcohol adhesive".
- Derrick; Wayne E. - Houston TX
| Patent | Date |
|---|---|
| Process for the extrusion of compositions comprising polypropylene, polyvinyl alcohol and a polypropylene-polyvinyl alcohol adhesive Grant 4,822,547 - Derrick April 18, 1 | 1989-04-18 |
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