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The US trademark GUARDIAN was filed as Word mark on 04/13/2000 at the U.S. Patent and Trademark Office. The current status of the mark is "ABANDONED-FAILURE TO RESPOND OR LATE RESPONSE".
| Trademark form | Word mark |
| File reference | 76026436 |
| Application date | April 13, 2000 |
Trademark owner
P.O. Box 4740
772104740 Houston
US
772104740 Houston
US
Trademark representatives
goods and services
7
machine and machine tools, namely gauges, for monitoring bore hole properties, namely temperature, pressure, flow rate, resistivity, water cut, chemical analysis, and acoustic travel rate, as well as monitoring the performance of downhole tools, namely valves, screens, gauges, packers, data transmission devices, namely wire, fiber optic cable, and fluid conduits, and bridge plugs, and excluding any use in conjunction with blowout preventers
9
downhole gauges for monitoring bore hole properties, namely temperature, pressure, flow rate, resistivity, water cut, chemical analysis, and acoustic travel rate, as well as monitoring the performance of downhole tools, namely valves, screens, gauges, packers, data transmission devices, namely wire fiber optic cable, and fluid conduits, and bridge plugs, and excluding any use in conjunction with blowout preventers
ID: 1376026436