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The US trademark KEYSTONE was filed as Word mark on 03/21/1996 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 04/22/1997.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 75076160 |
| Register number | 2054785 |
| Application date | March 21, 1996 |
| Publication date | January 28, 1997 |
| Entry date | April 22, 1997 |
Trademark owner
30 S. Wacker Drive
60606 Chicago
US
60606 Chicago
US
Trademark representatives
goods and services
9
computer software, namely a universal interface that provides data storage, collection, processing and formatting in the field of health care
ID: 1375076160