Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5004770 | Polymeric substrates stabilized with N-substituted hindered amines | Raymond Seltzer, Ambelal R. Patel | 1991-04-02 |
| 4797218 | Stabilizer thiirane derivatives containing hindered phenol groups | David H. Steinberg | 1989-01-10 |
| 4782105 | Long chain N,N,-dialkylhydroxylamines and stabilized compositions | Ramanathan Ravichandran, Ambelal R. Patel, Richard W. Thomas | 1988-11-01 |
| 4618440 | Substituted 4-hydroxybenzylthio aldehyde and ketone stabilizers | David H. Steinberg, John J. Luzzi | 1986-10-21 |
| 4617404 | Process for preparing stabilizers containing sulfur and a hindered phenol group | David H. Steinberg | 1986-10-14 |
| 4534874 | Anti-oxidative, anti-thermal, and anti-actinic degradation amides of hydroxyphenylalkylthio alkanoic acids, compositions, and method of use therefor | David H. Steinberg, Raymond Seltzer, John J. Luzzi | 1985-08-13 |