Letourneau Technologies Drilling Systems Inc
USPTO Trademark & Patent Filings
Trademark applications and grants for Letourneau Technologies Drilling Systems Inc. Letourneau Technologies Drilling Systems Inc has 1 trademark applications. The latest application filed is for "OEM"
- Company Aliases
- LETOURNEAU TECHNOLOGIES DRILLING SYSTEMS, INC.
- LETOURNEAU TECHNOLOGIES DRILLING SYSTEMS, INC. - Houston TX
Trademarks Patents
| Patent Application | Date |
|---|---|
| Top drive drilling system and other applications using a low speed direct drive AC motor 20090183923 - 12/392253 Williams; Kevin R. ; et al. | 2009-07-23 |
| ADAPTIVE GATE DRIVE FOR SWITCHING DEVICES OF INVERTER 20080007318 - 11/860349 PACE; Gary ; et al. | 2008-01-10 |
Mark Image Registration | Serial | Trademark Application Date |
|---|---|
"OEM" 3008509 78238716 |
OEM 2003-04-17 |
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