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The US trademark SIGMASTAR was filed as Word mark on 06/21/1984 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 07/30/1985.
The current status of the mark is "REGISTERED AND RENEWED".
Trademark form | Word mark |
File reference | 73486235 |
Register number | 1351552 |
Application date | June 21, 1984 |
Publication date | May 21, 1985 |
Entry date | July 30, 1985 |
ID: 1373486235