Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4282331 | Polyurethane foam prepared from a copolymer/polyol composition | — | 1981-08-04 |
| 4224374 | Polyether-derived polyurethane foam impregnant and method of application | — | 1980-09-23 |
| 4208314 | Polymer/polyols and process for production thereof | Richard A. Langdale-Smith | 1980-06-17 |