Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340440 | Coating and/or adhesive composition and method for preparation thereof | — | 1982-07-20 |
| 4263187 | Shaped articles of polypyrrolidone and method of preparation thereof | — | 1981-04-21 |
| 4185063 | Shaping and stretching aqueous formic acid solutions of polypyrrolidone, filament and film products | — | 1980-01-22 |