Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5488163 | Process for the production of 4, 4'-(phenylene-diisopropyl)-bis(2, 6-dialkylanilines) | Peter Hardt, Ulrich Daum | 1996-01-30 |
| 5286874 | Process for the production of bismaleinimide derivatives | Peter Hardt | 1994-02-15 |
| 5026815 | Chain-lengthening agents for p-phenylene-methylenediisocyanate-prepolymers for cast polyurethane elastomers | Hans-Ludwig Althaus, Andreas Schmidt | 1991-06-25 |
| 4978791 | Substituted P,P'-methylene-bis-aniline | Hans-Ludwig Althaus | 1990-12-18 |
| 4950792 | Substituted p,p'-methylene-bis-anilines | Hans-Ludwig Althaus, Andreas Schmidt | 1990-08-21 |
| 4717747 | Stablizer mixtures for vinyl chloride polymer masses | — | 1988-01-05 |