Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880467 | Cementitious dough or paste comprising at least one hydraulic element and at least one polymer latex | Eric Rirsch | 1989-11-14 |
| 4778529 | Cementitious compositions comprising a water soluble polymer and a cross-linking agent therefor | Eric Rirsch, John Maxfield | 1988-10-18 |
| 4551384 | Boards | Geoffrey W. Aston, Susan Smith, Paul Chapman | 1985-11-05 |