Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864018 | Anthraquinone derivatives and their use as protein absorbents | Cecil V. Stead, Christopher Robin Lowe | 1989-09-05 |
| 4851528 | Anthraquinone derivatives | Cecil V. Stead, Christopher Robin Lowe | 1989-07-25 |