U.S. federal trademark · Serial No. 97862332 · Reg. No. 7755409
Toolstring locking apparatus used in well bores during drilling of oil and gas wells, namely metal plates, springs and fasteners, and assemblies thereof, characterized and positioned to secure tools in a string from prematurely disengaging
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.