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The US trademark DIFFERENCE ENGINE was filed as Word mark on 07/06/2012 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 02/25/2014.
The current status of the mark is "SECTION 8 & 15-ACCEPTED AND ACKNOWLEDGED".
| Trademark form | Word mark |
| File reference | 4487015 |
| Register number | 85670927 |
| Application date | July 6, 2012 |
| Entry date | February 25, 2014 |
| Expiration date | February 25, 2024 |
Trademark owner
1100 15th St Nw, 4th Floor1100 15th St Nw, 4th Floor
20005 Washington
US
20005 Washington
US
Trademark representatives
800 17th Street Nw, Suite 1100
20006 Washington
US
goods and services
42
Scientific and computer services
ID: 13