Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4486349 | Process for preparing para-quinone or ortho-quinone derivatives, possibly alkoxylated or aryloxylated, respectively from the corresonding hydroquinone or pyrocatechic derivatives | Michel Maumy, Philippe L. Dostert, Michel Langlois | 1984-12-04 |