Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6046269 | Method for making a fresco-like finish from cement and a coating composition and the fresco-like finish made from the method | Warren John Nass, Kurt Gutfreund | 2000-04-04 |
| 5741844 | Coating composition, plaster material, method for making fresco-like plaster wall finish and plaster wall, ceiling, or surface formed thereby | Warren John Nass, Kurt Gutfreund | 1998-04-21 |