Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5882359 | Vat dye mixtures, processes for their preparation and their use for dyeing cellulosic fibre materials | Roland Zoelper | 1999-03-16 |
| 5344977 | Process for the preparation of 2,3-dibromopropionyl chloride | Alfons Arquint | 1994-09-06 |