Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317075 | Hydroxyl containing quaternary ammonium salts of fatty acids as internal mold release compositions | John E. Dewhurst, Ronald Martin Pearlstein, Reinaldo Mario Machado | 1994-05-31 |
| 4990616 | Zinc stearate as a flow promoting additive for triethylenediamine | — | 1991-02-05 |
| 4959477 | Optically nonlinear pyridine-N-oxide complexes | Margaret C. Etter, Gayle Marie Frankenbach | 1990-09-25 |
| 4839536 | Optically nonlinear pyridine-N-oxide complexes | Margaret C. Etter, Gayle Marie Frankenbach | 1989-06-13 |