Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4413115 | Copolyimides-polyamides from aliphatic and aromatic anhydrides, dicarboxylic acids, and diamines | Tayseer S. Nimry | 1983-11-01 |
| 4410658 | Polyimides-amides and copolyimides-polyamides from tetramethylcyclobutane-1,2,3,4-tetracarboxylic dianhydride, dicarboxylic acids and a mixture of diamines | Tayseer S. Nimry | 1983-10-18 |
| 4405523 | Process for preparation of benzophenone, anthraquinone and O-dibenzoylbenzene | — | 1983-09-20 |
| 4393222 | Tricyclo[6.4.0.0.sup.2,7 ] dodecane-3,6-diphenyl-1,8,4,5-tetracarboxylic acid dianhydrides | Tayseer S. Nimry | 1983-07-12 |
| 4391967 | Polyimides-polyamides from tricyclo [4.2.1.0.sup.2,5 ] nonane-3,4-dimethyl-3,4,7,8-tetracarboxylic acid dianhydride and dicarboxylic acids | Tayseer S. Nimry | 1983-07-05 |
| 4388470 | Certain substituted cyclobutane dicarboxylic acid anhydrides | Ronald L. Anderson | 1983-06-14 |
| 4384071 | Fibers and filled molding compositions from copolyimides and polyimides derived from tetramethylcyclobutane-1,2,3,4-tetracarboxylic dianhydride and diamines | Tayseer S. Nimry, Edward E. Paschke | 1983-05-17 |
| 4371701 | Adducts of 1-cyclohexene-1,2-dicarboxylic anhydride with olefins | Tayseer S. Nimry | 1983-02-01 |
| 4366304 | Copolyimides from aliphatic and aromatic anhydrides and diamines | Tayseer S. Nimry | 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 | Tayseer S. Nimry | 1982-12-07 |
| 4360657 | Tricyclo[6.4.0.0.sup.2,7 ]-dodecane-1,8,2,7-tetracarboxylic acid dianhydride and polyimides therefrom | Tayseer S. Nimry | 1982-11-23 |
| 4358580 | Polyimides from tricyclo dodecane-3,6-diphenyl-1,8,4,5-tetracarboxylic acid dianhydride and tricyclo dodecane tetracarboxylic acid anhydride | Tayseer S. Nimry | 1982-11-09 |
| 4358562 | Copolyimides from tetramethylcyclobutane-1,2,3,4-tetracarboxylic dianhydride and a mixture of diamines | Edward E. Paschke, Tayseer S. Nimry | 1982-11-09 |
| 4358579 | Polyimides from tetramethylcyclobutane-1,2,3,4,-tetracarboxylic dianhydride and diamines | Tayseer S. Nimry | 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 | Tayseer S. Nimry | 1982-11-09 |
| 4358597 | Thiocarbamates of 1,3,4-thiadiazole-2,5-dithiol | — | 1982-11-09 |
| 4347384 | Production of mercaptans | — | 1982-08-31 |
| 4339595 | Hexa(meta-,para-carboxyphenyl)benzene compounds | Carl A. Udovich | 1982-07-13 |
| 4287349 | Beta-alkyl (or aryl) beta-hydroxyethyl heterocyclic sulfoxides | — | 1981-09-01 |
| 4248998 | 2,3-Di-(carboxyphenyl)oxirane compounds and polymers | Carl A. Udovich, Edward E. Paschke | 1981-02-03 |
| 4220746 | 4-Peroxyester derivatives of trimellitic anhydride | Imre Puskas | 1980-09-02 |
| 4198350 | Amination/demethylation process | — | 1980-04-15 |
| 4188274 | Process for trifluoromethylation of aromatic and heterocyclic compounds | — | 1980-02-12 |
| 4188275 | Process for preparing beta-phosphosulfoxy alcohols | — | 1980-02-12 |
| 4182847 | Monomers for poly(methylenebenzoate) polymers from toluic acid compounds | Steven A. Cerefice, Edward E. Paschke | 1980-01-08 |