U.S. federal trademark · Serial No. 87790444 · Reg. No. 5908945
Photochromic dyes for use in the manufacture of ophthalmic lenses, lens blanks, contact lenses and contact lens blanks
eyeglass lenses and lens blanks, sunglass lenses, spectacle lenses, ophthalmic lens blanks, spectacle lens blanks, optical and ophthalmic lenses, photochromic optical lenses and lens blanks, contact lenses
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.