Newton; Alex
Patent Applications and Registrations
Patent applications and USPTO patent grants for Newton; Alex.The latest application filed is for "rotary drill bit having moveable formation-engaging members".
- Newton; Alex - Houston TX
- Newton; Alex - Clifton GB3
| Patent | Date |
|---|---|
| Rotary drill bit having moveable formation-engaging members Grant 6,142,250 - Griffin , et al. November 7, 2 | 2000-11-07 |
| Elements faced with superhard material Grant 5,862,873 - Matthias , et al. January 26, 1 | 1999-01-26 |
| Rotary drill bits Grant 5,819,860 - Newton , et al. October 13, 1 | 1998-10-13 |
| Elements faced with superhard material Grant 5,788,001 - Matthias , et al. August 4, 1 | 1998-08-04 |
| Rotary drill bit having a non-rotating gauge section Grant 5,697,461 - Newton , et al. December 16, 1 | 1997-12-16 |
| Rotary drill bits Grant 5,671,818 - Newton , et al. September 30, 1 | 1997-09-30 |
| Rotary drill bits Grant 5,651,421 - Newton , et al. July 29, 1 | 1997-07-29 |
| Elements faced with super hard material Grant 5,605,199 - Newton February 25, 1 | 1997-02-25 |
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