Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374729 | Process for preparing N-methoxy derivatives of 4-hydroxy-2,2,6,6-tetramethylpiperidine and 2,2,6,6-tetramethyl-4-piperidone | — | 1994-12-20 |
| 5359069 | Non-migrating 1-hydrocarbyloxy hindered amine derivatives as polymer stabilizers | Ramanathan Ravichandran, Peter J. Schirmann, Andrew Mar | 1994-10-25 |
| 5300544 | Non-migrating 1-hydrocarbyloxy-2,2,6,6-tetramethylpiperdine 1,3,5-triazine derivatives as polymer stabilizers | Ramanathan Ravichandran, Mark S. Holt | 1994-04-05 |
| 5300647 | O-carbonyl N-hydroxy hindered amine stabilizers | Roger F. Malherbe, Roland A. E. Winter | 1994-04-05 |
| 5286865 | Non-migrating 1-hydrocarbyloxy hindered amine derivatives as polymer stabilizers | Ramanathan Ravichandran, Peter J. Schirmann, Andrew Mar | 1994-02-15 |