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The US trademark PHD was filed as Word mark on 07/22/1970 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 06/24/1975.
The current status of the mark is "REGISTERED AND RENEWED".
Trademark form | Word mark |
File reference | 72365929 |
Register number | 1014333 |
Application date | July 22, 1970 |
Entry date | June 24, 1975 |
ID: 1372365929