Simkins; Leah F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Simkins; Leah F..The latest application filed is for "method of preparing primary refractory metal".
- Simkins; Leah F. - Arlington MA
| Patent | Date |
|---|---|
| Method of preparing primary refractory metal Grant 7,399,335 - Shekhter , et al. July 15, 2 | 2008-07-15 |
| Metalothermic reduction of refractory metal oxides Grant 7,354,472 - Shekhter , et al. April 8, 2 | 2008-04-08 |
| Method of preparing primary refractory metal App 20060213327 - Shekhter; Leonid Natan ; et al. | 2006-09-28 |
| Metalothermic reduction of refractory metal oxides App 20050279187 - Shekhter, Leonid Natan ; et al. | 2005-12-22 |
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