Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4999419 | Polyimide resins from bis-imide, monomer having two methylene groups activated by adjacent carbonyls, and polyamine | — | 1991-03-12 |
| 4950467 | Ultraviolet radiation absorbing compositions | Charalambos J. Phalangas, Lau S. Yang | 1990-08-21 |
| 4822870 | Polyimide resin from bis-imide and monomer having two methylene groups activated by adjacent carbonyls | — | 1989-04-18 |
| 4689217 | Amine and ammonium nitrogen containing polyvinyl alcohol polymers having improved lipophilic properties for use in skin conditioning, cosmetic and pharmaceutical formulations | Charalambos J. Phalangas, George R. Titus | 1987-08-25 |
| 4195146 | Esters of carboxy amino phenyl isocyanurates and vinylidene carbonyl oxy alkanols | Kenneth H. Markiewitz | 1980-03-25 |
| 4188349 | Process for curing unsaturated polyesters utilizing novel initiators | Kenneth H. Markiewitz | 1980-02-12 |