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The US trademark CIRCLEBOOK was filed as Word mark on 03/01/2008 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 09/20/2011.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 77410490 |
| Register number | 4029097 |
| Application date | March 1, 2008 |
| Publication date | November 3, 2009 |
| Entry date | September 20, 2011 |
Trademark owner
goods and services
41
Providing online educational information in the fields of university-level mathematics and physical sciences using the circle and circular forms
ID: 1377410490