87790444
Feb 8, 2018
Nov 12, 2019
Active Trademark
Photochromic dyes for use in the manufacture of ophthalmic lenses, lens blanks, contact lenses and contact lens blanks
Paintseyeglass 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
Electrical and Scientific Apparatus