Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687591 | Spherical or polyhedral dry cleaning articles | Thomas Allen DesMarais | 1997-11-18 |
| 5632780 | Dry cleaning and spot removal proces | — | 1997-05-27 |
| 5599786 | Cellulase fabric-conditioning compositions | Frederick Anthony Hartman, Bruno Albert Jean Hubesch, Johan Gerwin Lodewijk Pluyter, Manuel Garcia Venegas | 1997-02-04 |