Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4286097 | Carboxylic acid dianhydrides based on trimellitic anhydride | Jurgen Habermeier, Rudolf Gisler | 1981-08-25 |
| 4226755 | Trimellitic acid ester and its use in a protective lacquer based on epoxide resin | — | 1980-10-07 |