Issued Patents 1982
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366304 | Copolyimides from aliphatic and aromatic anhydrides and diamines | Ellis K. Fields | 1982-12-28 |
| 4362859 | Polyimides from bicyclo[4.2.0]octane-7,8-dimethyl-3,4,7,8-tetracarboxylic acid dianhydride (I) and bicyclo [4.2.0]octane-2,5 diphenyl-7,8-dimethyl-3,4,7,8-tetracarboxylic dianhydride | Ellis K. Fields | 1982-12-07 |
| 4360657 | Tricyclo[6.4.0.0.sup.2,7 ]-dodecane-1,8,2,7-tetracarboxylic acid dianhydride and polyimides therefrom | Ellis K. Fields | 1982-11-23 |
| 4358562 | Copolyimides from tetramethylcyclobutane-1,2,3,4-tetracarboxylic dianhydride and a mixture of diamines | Edward E. Paschke, Ellis K. Fields | 1982-11-09 |
| 4358582 | Novel nonaromatic dianhydride and polyimides from tricyclo [4.2.1.0.sup.2,5 ] nonane-3,4 dimethyl-3,4,7,8-tetracarboxylic acid dianhydride | Ellis K. Fields | 1982-11-09 |
| 4358579 | Polyimides from tetramethylcyclobutane-1,2,3,4,-tetracarboxylic dianhydride and diamines | Ellis K. Fields | 1982-11-09 |
| 4358580 | Polyimides from tricyclo dodecane-3,6-diphenyl-1,8,4,5-tetracarboxylic acid dianhydride and tricyclo dodecane tetracarboxylic acid anhydride | Ellis K. Fields | 1982-11-09 |