U.S. federal trademark · Serial No. 90328210 · Reg. No. 6543660
Tantalum oxide quartz coating sold as an integral part of components used in semiconductor reactors, namely, thermocouples; Tantalum oxide quartz coating sold as an integral component of ultra-high vacuum chambers used as electric semiconductor reactors
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.