Wechsler; Joseph R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wechsler; Joseph R..The latest application filed is for "alkoxylated quaternary ammonium surfactants".
- Wechsler; Joseph R. - Chicago IL
| Patent | Date |
|---|---|
| Alkoxylated quaternary ammonium surfactants Grant 4,370,272 - Wechsler , et al. January 25, 1 | 1983-01-25 |
| Substituted imidazoline reactions with chloroacetate salts Grant 4,269,730 - Wechsler , et al. May 26, 1 | 1981-05-26 |
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