ISOTROL Logo (USPTO, 02/27/1951)
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The US trademark ISOTROL was filed as Figurative mark on 02/27/1951 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 09/23/1952.
The current status of the mark is "EXPIRED".
Trademark form | Figurative mark |
File reference | 71610546 |
Register number | 564382 |
Application date | February 27, 1951 |
Entry date | September 23, 1952 |
ID: 1371610546