Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5719294 | Process for preparing N-cyclohexylthiophthalimide | Adolf Sicheneder, Wilfried Nolte, Thomas Kleiner | 1998-02-17 |
| 5286870 | Process for the production of bis-benzthiazolyl alkyl sulfenimides | Adolf Sicheneder | 1994-02-15 |
| 5198550 | Process for the purification of crude 2-mercaptobenzothiazole | Klaus Reinartz, Stefan Dietl | 1993-03-30 |
| 4771067 | Process for the production of 4-nitrodiphenylamines | Chiraranjan Podder | 1988-09-13 |
| 4670595 | Process for the production of 4-nitrodiphenylamines | Chiraranjan Podder | 1987-06-02 |
| 4665232 | Process for the preparation of 4-nitrodiphenylamines | Chiraranjan Podder | 1987-05-12 |
| 4665233 | Process for the preparation of 4-nitrodiphenylamines | Chiraranjan Podder | 1987-05-12 |