Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4711770 | Silicon substituted Y zeolite composition LZ-210 | Gary W. Skeels | 1987-12-08 |
| 4610856 | Silicon substituted zeolite compositions and process for preparing same | Gary W. Skeels, by Harold Blass, executor | 1986-09-09 |
| 4503023 | Silicon substituted zeolite compositions and process for preparing same | by Harold Blass, executor, Gary W. Skeels | 1985-03-05 |