Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4564687 | Process for preparing substituted phthalic anhydrides | — | 1986-01-14 |
| 4560772 | Preparation of substituted phthalic anhydrides | Edward D. Weil | 1985-12-24 |
| 4560773 | Process for preparing substituted phthalic anhydrides | — | 1985-12-24 |
| 4559405 | Process for preparing substituted phthalic anhydrides | — | 1985-12-17 |
| 4288604 | Method for the production of tetraalkyl silicates | Walter L. Magee | 1981-09-08 |
| 4281071 | Filled unsaturated polyester resin compositions having lowered viscosities | Ralph B. Fearing, Edward D. Weil | 1981-07-28 |