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The US trademark KORO-Z was filed as Word mark on 04/12/1976 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 01/03/1978.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 73083722 |
| Register number | 1080678 |
| Application date | April 12, 1976 |
| Entry date | January 3, 1978 |
Trademark owner
500 S. MAIN ST.
44318 AKRON
US
44318 AKRON
US
goods and services
1
POLYVINYL CHLORIDE FILTER MEDIA FOR USE IN EFFLUENT NITRIFICATION AND FOR CONTROLLING SEWAGE TREATMENT PLANT ODORS
ID: 1373083722