Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6255274 | Use of comb polymers as soil release polymers | Frank-Peter Lang, Bernhard Mees, Roman Morschhäuser | 2001-07-03 |
| 6153723 | Soil release oligoesters | Frank-Peter Lang, Michael Wessling, Alexander Lerch | 2000-11-28 |
| 6028192 | Process for the preparation of diacylimides | Klaus Delpy, Karl-Heinz Keil, Bernhard Mees | 2000-02-22 |
| 5393894 | Process for the preparation of N-ethylcarbazole | Peter Koch | 1995-02-28 |
| 4714766 | Process for the preparation of 2-chlorobenzoxazoles | Reinhardt Handte, Hans J. Nestler, Ulrich Kussmaul | 1987-12-22 |
| 4677209 | Process for the preparation of 2-mercaptobenzoxazoles | Ulrich Kussmaul, Manfred Langer, Kuno Reh, Herbert Wille, Rolf Muller | 1987-06-30 |
| 4564682 | Process for the preparation of heterocyclic phenyl ethers | Ulrich Kussmaul, Reinhard Handte, Rolf Muller | 1986-01-14 |
| 4517370 | Process for preparing 2-chlorobenzoxazoles | Klaus Kuhlein, Ulrich Kussmaul | 1985-05-14 |