Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816185 | Styrene alkylbenzene copolymers and sulfonates thereof and method of making | — | 1989-03-28 |
| 4652608 | Alkyl substituted phenolphthalein polyarylate polymer and alloy | — | 1987-03-24 |
| 4612350 | Bis(hydroxyphenyl)fluorene polyarylate polymers and alloys | — | 1986-09-16 |
| 4584335 | 5-keto-bis(hydroxyphenyl)anthracene polyarylate copolymers and alloys | — | 1986-04-22 |
| 4435547 | Stabilized polypyrrolidone end capped with alkanolamine and process for preparing | Gar L. Woo | 1984-03-06 |
| 4383065 | Stabilized polypyrrolidone composition | Gar L. Woo | 1983-05-10 |