U.S. federal trademark · Serial No. 73304914 · Reg. No. 1203394
Down Hole Apparatus Used in Conjunction with a Well Corer for Absorbing and Storing Subterranean Fluids in Order that the Fluids May Be Brought to the Surface for Examination and Testing
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.