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The US trademark CIRCLE OF KNOWLEDGE was filed as Word mark on 05/24/1982 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 02/15/1983.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 73365952 |
| Register number | 1227520 |
| Application date | May 24, 1982 |
| Publication date | November 23, 1982 |
| Entry date | February 15, 1983 |
Trademark owner
P.O. Box 60126
95860 Sacramento
US
95860 Sacramento
US
Trademark representatives
goods and services
16
Nomograms ... or Charts Representing Numerical Relationships Among Different Subjects
ID: 1373365952