Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686233 | Bisresorcinyltriazines | Andreas Valet, Jean-Luc Birbaum, Walter Knupp | 1997-11-11 |
| 5672704 | 2-Hydroxyphenyl-s-Triazines substituted with ethylenically unsaturated moieties | David G. Leppard, Gerhard Rytz, Norbert Wurms, Pascal Hayoz | 1997-09-30 |
| 5637706 | Compositions stabilized with red-shifted tris-aryl-s-triazines | Tyler A. Stevenson, Ramanathan Ravichandran, Mark S. Holt, Thuy N. Phan, Jean-Luc Birbaum | 1997-06-10 |