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The US trademark LEAK PRUF was filed as Word mark on 11/17/1988 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 06/27/1989.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 1545885 |
| Register number | 73764099 |
| Application date | November 17, 1988 |
| Entry date | June 27, 1989 |
| Expiration date | June 27, 2019 |
Trademark owner
300 Delaware AvenueSuite 1704
19801 Wilmington
US
19801 Wilmington
US
Trademark representatives
1628 John F. Kennedy Blvd., 15th Floor
19103 Philadelphia
US
goods and services
19
Non-metallic Building Materials
ID: 13