Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5495003 | 2,2'-disulfo-4,4'-substituted triazinylaminophenyl disazostilbenes | Reinhard Pedrazzi | 1996-02-27 |
| 4785083 | Mixtures of 1-N-C.sub.3-7 alkyl-5-(4'-chloro-2'nitrophenylozo)-3-cyano-6-hydroxy-4-methylpyrid-2-o ne compounds | — | 1988-11-15 |