Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877484 | Flocced 2:1 layered silicates and water-resistant articles made therefrom | Walter J. Bohrn, Richard A. Brubaker, Shelly N. Garman, Lewis K. Hosfeld, Kenneth K. Ko | 1989-10-31 |
| 4851021 | Multi-ply composites and sheets of epoxy and flocced 2:1 layered silicates and methods for them | Walter J. Bohrn, Shelly N. Garman | 1989-07-25 |
| 4800041 | Suspensions of sheet silicate materials and products made therefrom | Shelly S. Niznik | 1989-01-24 |