Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686253 | Lightweight joint compound having improved paintability | Arthur W. Struss, Lawrence T. Eby | 1987-08-11 |
| 4587173 | Method for improving adhesion of joint compound to metal cornerbead | Geronimo E. Lat | 1986-05-06 |
| 4525388 | Process for expanding and coating perlite | Thomas E. Rehder | 1985-06-25 |
| 4454267 | Lightweight joint compound | — | 1984-06-12 |