Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6426416 | Anthraquinone and condensed anthraquinone colorants having sulfonamido linked poly (oxyalkylene) moieties and their preparation | Max A. Weaver, Edward W. Kluger | 2002-07-30 |