Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630883 | Method of cleaning drains utilizing halogen-containing oxidizing compound | Frank J. Steer | 1997-05-20 |
| 5612306 | Stable enzyme-containing aqueous laundry prespotting composition | Jeanne A. O'Brien | 1997-03-18 |