Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5075482 | Substituted 3,7,9-trioxa-1-aza-2,8-diphosphaspiro[4.5]decanes and stabilized compositions | Paul A. Odorisio, Sai P. Shum, Stephen D. Pastor | 1991-12-24 |
| 5051511 | Peroxide free radical initiators containing hindered amine moieties with low basicity | Roland A. E. Winter, Peter J. Schirmann | 1991-09-24 |
| 5023283 | N,N-bis(acyloxyethyl)hydroxylamine derivatives | Ramanathan Ravichandran | 1991-06-11 |
| 5021481 | N-hydrocarbyloxy hindered amine light stabilizers with phosphorus moieties | James P. Galbo | 1991-06-04 |
| 5019285 | Thioalkanoic acid substituted N,N-dialkylhydroxylamines and stabilized lubricant compositions | Samuel Evans, David Eliezer Chasan | 1991-05-28 |
| 5015678 | Stabilizers derived from N-hydroxy hindered amines by Michael addition reactions | James P. Galbo, Ramanathan Ravichandran | 1991-05-14 |
| 5004770 | Polymeric substrates stabilized with N-substituted hindered amines | Frank P. Cortolano, Ambelal R. Patel | 1991-04-02 |
| 4918189 | Substituted hydroxylamines and compositions stabilized therewith | Ramanathan Ravichandran | 1990-04-17 |
| 4904712 | 5-Higher alkyl substituted-2H-benzotriazoles in stabilized compositions | Roland A. E. Winter | 1990-02-27 |
| 4898901 | Long chain N-alkyl-alpha-alkyl nitrones and polyolefin compositions stabilized therewith | Ramanathan Ravichandran, Stephen D. Pastor, Ambelal R. Patel | 1990-02-06 |
| 4891424 | 4-aralkyl-2-nitro-2'-hydroxy-3',5'-dialkyl (or cumyl)-azobenzenes | Roland A. E. Winter | 1990-01-02 |
| 4876300 | Polyolefin compositions stabilized with long chain N,N-dialkylhydroxylamines | Ramanathan Ravichandran, Ambelal R. Patel | 1989-10-24 |
| 4861813 | 5-Aralkyl substituted 2h-benzotriazoles in stabilized compositions | Roland A. E. Winter | 1989-08-29 |
| 4847367 | 4-higher alkyl-2-nitro-2'-hydroxy-3',5'-di-higher alkyl (or cumyl)-azobenzenes | Roland A. E. Winter | 1989-07-11 |
| 4760148 | 5-aralkyl substituted 2H-benzotriazoles and stabilized compositions | Roland A. E. Winter | 1988-07-26 |
| 4749733 | Substituted hydroxylamines and compositions stabilized therewith | Ramanathan Ravichandran | 1988-06-07 |
| 4727158 | 5-Higher alkyl substituted-2H-benzotriazoles | Roland A. E. Winter | 1988-02-23 |
| 4703073 | Alkylated N,N-dibenzylhydroxylamines and polyolefin compositions stabilized therewith | Roland A. E. Winter, Ramanathan Ravichandran | 1987-10-27 |
| 4691015 | Hydroxylamines derived from hindered amines | Rudolf A. Behrens | 1987-09-01 |
| 4668721 | Polyolefin compositions stabilized against degradation using hydroxylamine derivatives | Ambelal R. Patel, Peter W. Stewart, Charlene White | 1987-05-26 |
| 4649221 | Polyhydroxylamines | Ramanathan Ravichandran, Roger F. Malherbe | 1987-03-10 |
| 4590231 | Polyolefin compositions stabilized against degradation using hydroxylamine derivatives | Ambelal R. Patel, Peter W. Stewart, Charlene White | 1986-05-20 |
| 4534874 | Anti-oxidative, anti-thermal, and anti-actinic degradation amides of hydroxyphenylalkylthio alkanoic acids, compositions, and method of use therefor | David H. Steinberg, John J. Luzzi, Frank P. Cortolano | 1985-08-13 |
| 4393002 | .epsilon.-Caprolactam blocked diisocyanates | Jonas R. Weiss | 1983-07-12 |
| 4390679 | Latent urethane resin systems | Jonas R. Weiss | 1983-06-28 |