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The US trademark DTO was filed as Word mark on 01/29/2003 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 02/14/2006.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 76485818 |
| Register number | 3059277 |
| Application date | January 29, 2003 |
| Publication date | December 16, 2003 |
| Entry date | February 14, 2006 |
Trademark owner
200 East Randolph Drive
60601 Chicago
US
60601 Chicago
US
Trademark representatives
goods and services
7
mechanical wellhead used for drilling and completing oil and gas wells
ID: 1376485818