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Tynax ~ Patent Library

Patent for Sale:

Private Listing: Number 4867 Private  

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Overview

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Patent Summary

U.S. Patent Classes & Classifications Covered in this listing:

Class 351: Optics: Eye Examining, Vision Testing And Correcting

Optometry - includes eye examining and vision testing instruments. These instruments must include some optical structure or they must operate in conjunction with the optical or vision path of the eye. Included also are these instruments combined with eye exercising and/or training devices; certain accessories such as test charts and/or targets which may involve projection, illuminators and supports which are peculiar to these instruments. Plus methods of operating or using these instruments. Also included are spectacles and eyeglasses, which may include the frames or mountings, with fitted opthalmic lenses, spectacles combined with holders for microphotographs, telescopes or face protecting masks, antiglare or light absorption, rear view reflectors, decorations moisture prevention or absorption, and supports or holders, temples, bridges, connectors, lens linings or rims, and nose pads or cushions, perfecting features in lenses such as with light filtering or with protecting layers. Lastly, methods of making the spectacles and eyeglasses, the opthalmic lenses, and lens repair devices.

Subclass 41: SPECTACLES AND EYEGLASSES
Subclass 57: With auxiliary lenses movable in and out of the optical path (e.g., clip-on type attachments)
Subclass 59: Lens pivots in and out of optical path