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The US trademark DOS was filed as Word mark on 05/18/1998 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 11/07/2000.
The current status of the mark is "REGISTERED AND RENEWED".
Trademark form | Word mark |
File reference | 2402507 |
Register number | 75487257 |
Application date | May 18, 1998 |
Entry date | November 7, 2000 |
Expiration date | November 7, 2030 |
ID: 13