Trademark Overview
On Thursday, March 17, 1988, a trademark application was filed for KEYSTONE with the United States Patent and Trademark Office. The USPTO has given the KEYSTONE trademark a serial number of 73717210. The federal status of this trademark filing is ABANDONED - FAILURE TO RESPOND OR LATE RESPONSE as of Wednesday, January 18, 1989. This trademark is owned by KEYSTONE TRADING CORPORATION. The KEYSTONE trademark is filed in the Insurance & Financial Services category with the following description:
COMMODITIES, TRADING MATERIALS