Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5410052 | Symmetrical and unsymmetrical polyalkylamine metal complexes for ligand extraction and generation | Kevin M. Smith, N. Venkata Ramana | 1995-04-25 |
| 5096724 | Methods, compositions, and systems for ligand extraction | Bruce D. Zenner, Emory S. De Castro | 1992-03-17 |
| 4959135 | Polyalkylamine complexes for ligand extraction and generation | Bruce D. Zenner, Emory S. De Castro, Larrie Deardurff, John B. Kerr | 1990-09-25 |
| 4952289 | Macrocyclic amine complexes for ligand extraction and generation | Emory S. DeCastro, John B. Kerr | 1990-08-28 |