Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698506 | Automatic dishwashing compositions containing aluminum salts | Petrus A. Angevaare | 1997-12-16 |
| 5672295 | Amido peroxycarboxylic acids for bleaching | John Nicholson, John Oakes, Jean P. Wiley | 1997-09-30 |
| 5624892 | Process for incorporating aluminum salts into an automatic dishwashing composition | Petrus A. Angevaare | 1997-04-29 |