Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791226 | Catalyst and process for purification of crude terephthalic acid | Steven A. Cerefice | 1988-12-13 |
| 4778826 | Conversion of a lower alkane | James L. Jezl, Robert F. Blanks, Michael A. Stasi | 1988-10-18 |
| 4654458 | Conversion of a lower alkane | James L. Jezl, Robert F. Blanks, Michael A. Stasi | 1987-03-31 |
| 4537985 | Process for the manufacture of 1,4-bis[2-(4'-carbomethoxystyrenyl)] benzene | Marshall Schmitt | 1985-08-27 |
| 4514516 | Method for manufacture of AMS-1B crystalline borosilicate molecular sieve with low sodium content | — | 1985-04-30 |
| 4476242 | Process for preparing palladium on carbon catalysts for purification of crude terephthalic acid | Steven A. Cerefice | 1984-10-09 |
| 4467111 | Process for purification of crude terephthalic acid | David E. James | 1984-08-21 |
| 4467110 | Process for purification of crude terephthalic acid | David E. James | 1984-08-21 |
| 4421676 | Process for preparation of palladium on carbon catalysts used in the purification of crude terephthalic acid | David E. James | 1983-12-20 |
| 4415479 | Palladium on carbon catalyst for purification of crude terephthalic acid | David E. James | 1983-11-15 |
| 4394299 | Palladium-rhodium catalyst for purification of crude terephthalic acid | David E. James | 1983-07-19 |
| 4220746 | 4-Peroxyester derivatives of trimellitic anhydride | Ellis K. Fields | 1980-09-02 |