Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639883 | Process for preparing substituted 4-methylidenecinnamic acid derivatives | Eike Poetsch, Ulrich Heywang, Inge Stein, Michael Schwarz, Michael Kompter | 1997-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639883 | Process for preparing substituted 4-methylidenecinnamic acid derivatives | Eike Poetsch, Ulrich Heywang, Inge Stein, Michael Schwarz, Michael Kompter | 1997-06-17 |