U.S. federal trademark · Serial No. 73436792 · Reg. No. 296
Chemical Products for Use in the Petroleum Industry as Foaming Agents, as in Foam Drilling, Foam Fracturing, Foam Acidizing and Foam Clean-Out, and as Diverting Agents in Steam Flooding
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.