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The US trademark DLL was filed as Word mark on 03/02/1982 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 01/15/1985.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 73352696 |
| Register number | 1315093 |
| Application date | March 2, 1982 |
| Publication date | November 6, 1984 |
| Entry date | January 15, 1985 |
Trademark owner
P.O. Box 2175
77001 Houston
US
77001 Houston
US
Trademark representatives
goods and services
42
Wireline Services for Its Clients in Connection with Oil Well Exploration and Completion, and Particularly for Providing Porosity Analysis in Boreholes for Such Clients
ID: 1373352696