Trademark Overview
On Monday, April 10, 1961, a trademark application was filed for DI-CHEM with the United States Patent and Trademark Office. The USPTO has given the DI-CHEM trademark a serial number of 72117464. The federal status of this trademark filing is EXPIRED as of Sunday, October 27, 1985. This trademark is owned by DIVERSIFIED CHEMICALS CORPORATION. The DI-CHEM trademark is filed in the Chemical Products category with the following description:
CHEMICALS FOR TREATING WELLS AND RELATED OIL, WATER, OR GAS HANDLING EQUIPMENT-NAMELY, CORROSION INHIBITORS, SCALE INHIBITORS, WAX SOLVENTS, WATER FLOOD CHEMICALS FOR INCREASING THE FACILITY WITH WHICH WATER WILL FLOOD AN EARTH FORMATION, AND ANTISWELLING AGENTS FOR PREVENTING THE SWELLING OF CLAYS IN EARTH FORMATIONS