Issued Patents All Time
Showing 76–80 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6187845 | Stabilized adhesive compositions containing highly soluble, red-shifted, photostable benzotriazole UV absorbers and laminated articles derived therefrom | Walter Renz, Joseph Suhadolnik, Ramanathan Ravichandran, Revathi Iyengar | 2001-02-13 |
| 6166218 | Benzotriazole UV absorbers having enhanced durability | Ramanathan Ravichandran, Joseph Suhadolnik, Anthony DeBellis, Robert Detlefsen, Revathi Iyengar +1 more | 2000-12-26 |
| 6040455 | One-pot process for the preparation of 5-sulfonyl-substituted benzotriazoles UV absorbers | William Wiggins, Catherine Blake, Albert Carpenter, Wha Chen | 2000-03-21 |
| 5977219 | Benzotriazole UV absorbers having enhanced durability | Ramanathan Ravichandran, Anthony DeBellis, Revathi Iyengar, Joseph Suhadolnik, Jean-Pierre Wolf +1 more | 1999-11-02 |
| 5420274 | Process for the preparation of 2,4-di(alkylamino)-6-alkylthio-s-triazines | Henry C. Grace | 1995-05-30 |