Umpleby; Jeffrey D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Umpleby; Jeffrey D..The latest application filed is for "extrusion of thermoplastic copolymers".
- Umpleby; Jeffrey D. - Prevessin FR
- Umpleby; Jeffrey D. - Princeton NJ
- Umpleby; Jeffrey D. - Ferney-Voltaire FR
| Patent | Date |
|---|---|
| Extrusion of thermoplastic copolymers Grant 5,153,382 - Gross , et al. October 6, 1 | 1992-10-06 |
| Water-tree stable electrical insulating polymeric compositions Grant 4,859,810 - Cloetens , et al. August 22, 1 | 1989-08-22 |
| Water curable compositions of silane containing ole36in polymers Grant 4,806,594 - Gross , et al. February 21, 1 | 1989-02-21 |
| Process for the preparation of thermoplastic elastomers Grant 4,803,244 - Umpleby February 7, 1 | 1989-02-07 |
| Polymer composition Grant 4,753,992 - Umpleby June 28, 1 | 1988-06-28 |
| Polymer composition Grant 4,574,133 - Umpleby March 4, 1 | 1986-03-04 |
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