Trademark Overview
On Thursday, April 13, 2000, a trademark application was filed for PROOF with the United States Patent and Trademark Office. The USPTO has given the PROOF trademark a serial number of 76024921. The federal status of this trademark filing is ABANDONED - FAILURE TO RESPOND OR LATE RESPONSE as of Tuesday, May 22, 2001. This trademark is owned by Baker Hughes Incorporated. The PROOF trademark is filed in the Construction & Repair Services category with the following description:
procedures for verifying and ascertaining performance of downhole tools and equipment in laboratories or in wells, specifically procedures for verifying and ascertaining performance of packers and bridge plugs used on oil and gas wells