Trademark Overview
On Thursday, July 13, 1961, a trademark application was filed for ENCO with the United States Patent and Trademark Office. The USPTO has given the ENCO trademark a serial number of 72123720. The federal status of this trademark filing is EXPIRED as of Tuesday, November 3, 1992. This trademark is owned by HUMBLE OIL & REFINING COMPANY. The ENCO trademark is filed in the Lubricant & Fuel Products category with the following description:
REFINED, SEMIREFINED, AND UNREFINED OILS MADE FROM PETROLEUM, BOTH WITH AND WITHOUT ADMIXTURE OF ANIMAL, VEGETABLE, OR MINERAL SUBSTANCES FOR ILLUMINATING, BURNING, POWER, FUEL, AND LUBRICATING PURPOSES, AND LUBRICATING GREASES