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The US trademark PORTER RAM was filed as Word mark on 08/15/1968 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 12/16/1969.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 72305242 |
| Register number | 882375 |
| Application date | August 15, 1968 |
| Entry date | December 16, 1969 |
Trademark owner
601 GRANT ST.
15219 PITTSBURGH
US
15219 PITTSBURGH
US
goods and services
19
PLASTIC REFRACTORY
ID: 1372305242