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The US trademark PHI was filed as Word mark on 01/15/1991 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 06/09/1992.
The current status of the mark is "CANCELLED - SECTION 8".
Trademark form | Word mark |
File reference | 1691925 |
Register number | 74130564 |
Application date | January 15, 1991 |
Entry date | June 9, 1992 |
Expiration date | June 9, 2022 |
ID: 13