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The US trademark QUENCHOTRON was filed as Word mark on 04/23/1969 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 11/17/1970.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 72325362 |
| Register number | 902519 |
| Application date | April 23, 1969 |
| Entry date | November 17, 1970 |
Trademark owner
SUELLDORFER LANDSTRASSE 400
HAMBURG-RISSEN
DE
HAMBURG-RISSEN
DE
goods and services
9
SPARK GAP
ID: 1372325362