The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 06, 2001
Filed:
Jun. 21, 1996
Washi Kosan Co., Ltd., Tokyo, JP;
Abstract
Lenses are provided in an assortment of frequently used prescriptions and are preground to a desired final contour. The lenses are optionally provided with a lug, temple and modern and with a split bridge member attached thereto to provided a half eyeglass assembly. Alternately, the parts may be provided unassembled. Proper lenses are selected on the basis of a prescription by a consumer and are assembled by the consumer to form a completed pair of eyeglasses. A bridge assembled from the split bridge members is adjustable to set a desired interpupillary distance. The positions of holes for attaching the bridge and lug to the lenses are line-symmetrical with respect to a vertical axis of each lens so as to allow the lens to be used as either a right or left lens.