Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840989 | Copolymer made from n-vinylamides and perfluoroalkyl group-containing, ethylenically unsaturated compounds, a process for their preparation, and their use | Holger Ohst, Wolfgang Podszun, Carlhans Suling, John Goossens | 1989-06-20 |