Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4368233 | Coated woven and non-woven polyolefin articles | Edward Barkis, Robert R. Crummer | 1983-01-11 |
| 4255323 | Extrusion coating compositions for woven and non-woven polyolefin substrates and articles thereof | Edward Barkis, Robert R. Crummer | 1981-03-10 |
| 4211692 | Extrusion coating compositions for woven and non-woven polyolefin substrates and articles thereof | Edward Barkis, Robert R. Crummer | 1980-07-08 |