U.S. federal trademark · Serial No. 79017253 · Reg. No. 3181179
Grinding, cutting, polishing and coating of glass and other optical surfaces
Telescopes, binoculars, telescopic spectacles, binoculars for hunting purposes, telescopic sights for hunting purposes, opera-glasses, and telescopic glasses; spectacle frames, spectacle glasses, polarized spectacles, contact lenses, magnifying glasses, magnifying spectacles, and protective spectacles, including spectacles for protection against laser beams; aspheric and astronomical lenses; astrographs; astrographic lenses, photographic lenses, semi-conductor lenses, and microscope lenses; carriers and caps for optical lenses; prisms for lithography machines; crystal components and synthetic crystals for optical purposes, namely, crystal for use in lithographic machines; eyepieces; optical mirrors; surface roughness testing machines and instruments; optical reflectors; optical frequency metrology devices; and software for use in the field of metrology, namely, software for controlling lithographic machines and lithographic exposures and for measuring the surface of silic on wafers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.