Trademark Overview
On Wednesday, November 13, 1946, a trademark application was filed for PENTOSUL with the United States Patent and Trademark Office. The USPTO has given the PENTOSUL trademark a serial number of 71512539. The federal status of this trademark filing is EXPIRED as of Tuesday, November 3, 1992. This trademark is owned by STANDARD OIL COMPANY, THE. The PENTOSUL trademark is filed in the Lubricant & Fuel Products category with the following description:
ADDITIVE HAVING AN OIL BASE SUITABLE FOR INCORPORATION IN A SMALL AMOUNT IN A LUBRICATING OIL OR GREASE