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The US trademark I.B. DIFFUSION was filed as Word mark on 09/03/1987 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 12/05/1989.
The current status of the mark is "EXPIRED".
Trademark form | Word mark |
File reference | 73682311 |
Register number | 1569721 |
Application date | September 3, 1987 |
Publication date | September 12, 1989 |
Entry date | December 5, 1989 |
ID: 1373682311