Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35768 | Process for the preparation of improved dyestuff granules from suspension containing a propylene oxide-ethylene oxide copolymer | Vaclav Kaspar, Horst Brandt | 1998-04-14 |
| 5213583 | Process for the preparation of improved dyestuff granules from suspension containing a propylene oxide-ethylene oxide copolymer | Vaclav Kaspar, Horst Brandt | 1993-05-25 |