U.S. federal trademark · Serial No. 74694553 · Reg. No. 1995153
glass substrates for photomasks, photomask blanks for photomasks, [ X-ray mask blanks for X-ray masks,] glass substrates for glass magnetic disks, glass magnetic disks [ , and masks for use in liquid crystal displays ]
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.