Lipp; David W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lipp; David W..The latest application filed is for "polymeric sulfide mineral depressants".
- Lipp; David W. - Stamford CT
- Lipp; David W. - Fairfield CT
| Patent | Date |
|---|---|
| Polymeric sulfide mineral depressants Grant 4,902,764 - Rothenberg , et al. February 20, 1 | 1990-02-20 |
| Method of using polymeric sulfide mineral depressants Grant 4,888,106 - Lipp , et al. December 19, 1 | 1989-12-19 |
| Polymeric sulfide mineral depressants Grant 4,866,150 - Lipp , et al. September 12, 1 | 1989-09-12 |
| Polymeric sulfide mineral depressants Grant 4,744,893 - Rothenberg , et al. May 17, 1 | 1988-05-17 |
| Electrochromic devices with polymeric electrolytes Grant 4,174,152 - Giglia , et al. November 13, 1 | 1979-11-13 |
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