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The US trademark O.K. was filed as Word mark on 07/03/1969 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 01/12/1971.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 72331763 |
| Register number | 905868 |
| Application date | July 3, 1969 |
| Entry date | January 12, 1971 |
Trademark owner
222 WEST 77TH ST.
10024 NEW YORK
US
10024 NEW YORK
US
goods and services
9
PORTABLE VISUAL LEARNING MACHINES UTILIZING MOVABLE PROGRAMMED SUBJECT ROLLS
ID: 1372331763