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The US trademark BRIEF WORK-FACTOR was filed as Word mark on 09/14/1979 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 04/19/1983.
The current status of the mark is "CANCELLED - SECTION 8".
Trademark form | Word mark |
File reference | 73231352 |
Register number | 1235225 |
Application date | September 14, 1979 |
Publication date | January 25, 1983 |
Entry date | April 19, 1983 |
ID: 1373231352