Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5047584 | Process for the preparation of pentahaloethoxy benzoyl halide compounds | James J. Maul | 1991-09-10 |
| 4709056 | 4,4-dihalohexahydrophthalic anhydrides and 4-fluorotetrahydrophthalic anhydride, and process for their preparation | Henry Lin, Joseph A. Pawlak | 1987-11-24 |
| 4704483 | 3,4-difluoro-5-nitrobenzotrifluoride and preparation of fluoro-nitro-benzotrifluorides | David Y. Tang, Fredrick J. Goetz | 1987-11-03 |
| 4603222 | Method for the preparation of nitrodiphenyl ethers | David Y. Tang, Frederick J. Goetz | 1986-07-29 |
| 4582948 | 3-chloro-4-fluoro-5-nitrobenzotrifluoride | David Y. Tang, Fredrick J. Goetz | 1986-04-15 |
| 4581179 | Process for the preparation of trifluoromethylbenzoyl chlorides and bromides from trifluoromethylbenzoyl fluorides | David Y. Tang | 1986-04-08 |
| 4500471 | Preparation of trifluoromethyl-benzoyl halides | David Y. Tang | 1985-02-19 |
| 4481370 | Method for the preparation of benzenamines | Henry Lin | 1984-11-06 |
| 4470930 | Preparation of nuclear chlorinated aromatic compounds | David Y. Tang, Frederick J. Goetz | 1984-09-11 |
| 4469893 | Method for the preparation of nitrodiphenyl ethers | David Y. Tang, Frederick J. Goetz | 1984-09-04 |
| 4466927 | Method for the preparation of 2-(trifluoromethyl)phenyl carbamic fluoride | Henry Lin | 1984-08-21 |
| 4211721 | Process for the preparation of aromatic nitriles | — | 1980-07-08 |