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The US trademark SIGMA was filed as Word mark on 09/08/1995 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 07/15/1997.
The current status of the mark is "CANCELLED - SECTION 8".
Trademark form | Word mark |
File reference | 74726599 |
Register number | 2079973 |
Application date | September 8, 1995 |
Publication date | June 18, 1996 |
Entry date | July 15, 1997 |
ID: 1374726599