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The US trademark CORNERSTONE was filed as Word mark on 09/04/1992 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 04/26/1994.
The current status of the mark is "REGISTERED AND RENEWED".
Trademark form | Word mark |
File reference | 1833439 |
Register number | 74311249 |
Application date | September 4, 1992 |
Entry date | April 26, 1994 |
Expiration date | April 26, 2024 |
ID: 13