Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4247477 | Copolymerizable, ultraviolet light absorber 4-allyloxybenzal-1-phenylhydrazones | Bruce A. Gruber | 1981-01-27 |
| 4247714 | Copolymerizable, ultraviolet light absorber 4-acryloyloxybenzal-1-alkyl-1-phenylhydrazone | Bruce A. Gruber | 1981-01-27 |
| 4233442 | Copolymerizable, ultraviolet light absorber 4-allyloxybenzal-3'-alkyl-2'-benzothiazoloazines | Bruce A. Gruber | 1980-11-11 |
| 4233441 | Copolymerizable, ultraviolet light absorber 4-acryloxybenzal-3-alkyl-2 N-benzothiazoloazines | Bruce A. Gruber | 1980-11-11 |
| 4218392 | Two-step method of making copolymerizable, ultraviolet light absorber _2-cyano-3,3-diphenylacryloxy) alkylene acrylic acid esters | Bruce A. Gruber | 1980-08-19 |
| 4216267 | Flexible substrates containing a radiation curable coating composition | Shu T. Tu, Donald P. Wyman | 1980-08-05 |
| 4207253 | Method of making copolymerizable, ultraviolet light absorber (2-cyano-3,3-diphenylacryloxy) alkylene acrylic acid esters | Bruce A. Gruber | 1980-06-10 |
| 4203919 | (Acetoxyalkyl) 2-cyano-3,3-diphenylacrylate intermediates for making copolymerizable, ultraviolet light absorber compounds | Bruce A. Gruber | 1980-05-20 |
| 4202836 | Acetoxyalkyl cyanoacetate intermediates in the manufacture of copolymerizable, ultraviolet light absorber compounds | Bruce A. Gruber | 1980-05-13 |
| 4202834 | Copolymerizable, ultraviolet light absorber (2-cyano-3,3-diphenylacryloxy) alkylene ethylenic ethers | Bruce A. Gruber | 1980-05-13 |
| 4190718 | Process for increasing molecular weight of vinylpyrrolidone polymer | Earl P. Williams, Herman S. Schultz | 1980-02-26 |