Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4329505 | Preparation of polymeric reaction products of alkoxyalkylamines and epihalohydrins | Joseph Levy | 1982-05-11 |
| 4323709 | Preparation of polymeric reaction products of poly(alkoxyalkylene)amines and epihalohydrins | — | 1982-04-06 |
| 4284415 | Additives for hydrocarbon oils | Joseph Levy | 1981-08-18 |
| 4252745 | Polymeric reaction products of alkoxyalkylamines and epihalohydrins | Joseph Levy | 1981-02-24 |
| 4252746 | Polymeric reaction products of poly(alkoxyalkylene)amines and epihalohydrins | — | 1981-02-24 |
| 4239497 | Additives for hydrocarbon oils | — | 1980-12-16 |