Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4770667 | Use of substituted 2-(2'-hydroxyaryl)-2H-benzotriazolesulfonates as photostabilizing agents for natural and synthetic fibres | Neil A. Evans, Ian H. Leaver, Judi Rosevear, John F. K. Wilshire | 1988-09-13 |
| 4698064 | Use of sulfonated 2-(2'-hydroxyaryl)-s-triazines as photostabilizing agents for wool and other protein fibres | Neil A. Evans, Brian Milligan | 1987-10-06 |
| 4668235 | Use of substituted 2-(2-hydroxyaryl)-2H-benzotriazolesulfonates as photostabilizing agents for natural synthetic fibres | Neil A. Evans, Ian H. Leaver, Judi Rosevear, John F. K. Wilshire | 1987-05-26 |