Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4668731 | Stable carboxylic acid polymers in mineral spirits | Robert Y. Lochhead, William L. Banks | 1987-05-26 |
| 4536528 | Stable mineral spirit dispersions of carboxyl-containing polymers | Robert Y. Lochhead | 1985-08-20 |