KEYSTONE ENGINE SERVICES Logo (USPTO, 08/29/1991)
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The US trademark KEYSTONE ENGINE SERVICES was filed as Word and figurative mark on 08/29/1991 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 10/20/1992.
The current status of the mark is "CANCELLED - SECTION 8".
Trademark form | Word and figurative mark |
File reference | 74199289 |
Register number | 1726271 |
Application date | August 29, 1991 |
Publication date | July 28, 1992 |
Entry date | October 20, 1992 |
ID: 1374199289