Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826970 | Carboxymethyl hydrophobically modified hydroxyethylcellulose | Richard D. Royce, Jr. | 1989-05-02 |
| 4523010 | Dihydroxypropyl mixed ether derivatives of cellulose | Carl A. Lukach, Thomas G. Majewicz | 1985-06-11 |