Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888382 | Shelf stable silicone caulking materials | Judith Stein | 1989-12-19 |
| 4877828 | Self-bonding silicone caulking compositions | Judith Stein | 1989-10-31 |
| 4814368 | Shelf stable curable silicone caulking compositions | Judith Stein, Sandra L. Pratt | 1989-03-21 |