Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5304479 | Phencyclidine compounds and assays for its determination | Yuh-Geng Tsay | 1994-04-19 |
| 5256575 | Geminal diphenyl derivatives and their use in immunoassays | Mae W. Hu, Kirk Schulkamp, Edwin F. Ullman | 1993-10-26 |
| 5207985 | Kit for use in assay method for the determination of lithium with novel substituted crown dyes | Marcel Pirio | 1993-05-04 |
| 5135863 | Compositions and methods for determining the presence of amphetamines in a sample suspected of containing amphetamine and/or methamphetamine | Mae W. Hu, Chen-Jung Hsu, James Vincent Freeman, Marcel Pirio, Edwin F. Ullman | 1992-08-04 |
| 5136095 | Reversible agglutination mediators | Thomas L. Tarnowski, Edwin F. Ullman | 1992-08-04 |
| 5089390 | 2-methyl-4-hexene- and 2-methyl-4-heptene-1,2-diol derivatives | Dariush Davalian, Edwin F. Ullman | 1992-02-18 |
| 5063165 | Geminal diphenyl derivatives and their use in immunoassays | Mae W. Hu, Kirk Schulkamp, Edwin F. Ullman | 1991-11-05 |
| 5049666 | Water soluble TMC-crown formazans for detecting lithium | Marcel Pirio | 1991-09-17 |
| 4812401 | Reversible agglutination mediators for separating cells from whole blood | Thomas L. Tarnowski, Edwin F. Ullman | 1989-03-14 |
| 4742010 | Assay method for the determination of lithium with novel substituted crown dyes | Marcel Pirio | 1988-05-03 |
| 4446065 | Phencyclidine compounds and assays for its determination | Prithipal Singh | 1984-05-01 |
| 4281065 | Phencyclidine conjugates to antigenic proteins and enzymes | Prithipal Singh | 1981-07-28 |