Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8703088 | Process for removing hydrazine from hydroxlyamine solutions | Morris E. Lewellyn, Alan S. Rothenberg, Haunn-Lin Tony Chen, Lino G. Magliocco | 2014-04-22 |
| 8685256 | Microdispersions of hydroxamated polymers and methods of making and using them | Morris E. Lewellyn, Alan S. Rothenberg, Haunn-Lin Tony Chen, Lino G. Magliocco | 2014-04-01 |
| 6727300 | Polymeric articles containing hindered amine light stabilizers based on multi-functional carbonyl compounds | — | 2004-04-27 |
| 6696570 | Oligomeric hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same | Ram. B. Gupta | 2004-02-24 |
| 6545156 | Oligomeric hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same | Ram B. Gupta | 2003-04-08 |
| 6537670 | Bis(alkyleneoxybenzophenone) ultraviolet light absorbers | — | 2003-03-25 |
| 6492521 | Hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same | Ram B. Gupta | 2002-12-10 |
| 6414155 | Oligomeric hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same | Ram B. Gupta | 2002-07-02 |
| 6365652 | Trisaryl-1,3,5-triazine ultraviolet light absorbers | Ram B. Gupta, Dennis Jakiela, Gottfried Haacke | 2002-04-02 |
| 6344505 | Mono- and bis-benzotriazolyldihydroxybiaryl UV absorbers | Donald Valentine, Jr., John F. Stephen | 2002-02-05 |
| 6265576 | Trisaryl-1,3,5-triazine ultraviolet light absorbers | Ram B. Gupta, Dennis Jakiela, Gottfried Haacke | 2001-07-24 |
| 5840908 | Sulfenamide accelerators and rubber compositions containing the same | Balwant Singh, Laurence W. Chang | 1998-11-24 |