Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5585422 | Hybrid s-triazine light stabilizers substituted by benzotriazole or benzophenone moieties and compositions stabilized therewith | Robert A. Falk, Tyler A. Stevenson | 1996-12-17 |
| 5508330 | Barrier property enhancement of films and molded articles | Robert A. Falk | 1996-04-16 |
| 5439955 | 2-(benzotriazol-2-yl)-4-alkyl-6-(2-hydrox y-3-benzoyl-6-alkoxybenzyl)phenols and stabilized compositions | Robert A. Falk, John J. Luzzi | 1995-08-08 |
| 5387691 | 2-(benzotriazol-2-yl)-4-alkyl-6-(2-hydroxy-3-benzoyl-6-alko xybenzyl)phenols and stabilized compositions | Robert A. Falk, John J. Luzzi | 1995-02-07 |
| 5312852 | 2-(2-hydroxy-3-perflu oroalkylthiomethyl-5-alkylphenyl)-2H-benzotriazoles, processes for preparing them and stabilized compositions thereof | Robert A. Falk | 1994-05-17 |
| 5250698 | 2-(2-hydroxy-3-perfluoroalkyl thiomethyl-5-alkylphenyl)2H-benzotriazoles and stabilized compositions thereof | Robert A. Falk | 1993-10-05 |
| 4957904 | Perfluoroalkylthioglycosides | Robert A. Falk, Kirtland P. Clark | 1990-09-18 |