Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347180 | High caustic coupling process for preparing substituted 2-nitro-2'-hydroxyazobenzenes | Roland A. E. Winter | 1982-08-31 |
| 4318845 | Alkanolamine esters of 1,1'-biphenyl-2,2'-diyl-and alkylidene-1,1'-biphenyl-2,2'-diyl-cyclic phosphites | John D. Spivack, Stephen D. Pastor | 1982-03-09 |
| 4315848 | 2-[2-Hydroxy-3,5-di-(.alpha. ,.alpha.-dimethylbenzyl)-phenyl]-2H-benzotriazole and stabilized compositions | Roland A. E. Winter | 1982-02-16 |