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.

Date of Patent:
Dec. 04, 1979

Filed:

Jun. 02, 1978
Applicant:
Inventor:

Jan H Matthias, Greispinzgau, AT;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; G02B / ;
U.S. Cl.
CPC ...
351106 ; 351 86 ; 2443 ; 351 47 ;
Abstract

Eyeglasses of the type which permit interchanging of lenses are disclosed which employ a support frame having a plurality of support prongs thereon adapted to receive a pair of lenses in supporting relation on the frame, and including a retaining clip pivotally mounted on the frame and movable between a first position which permits easy mounting of lenses on and removal from the support frame, and a second position wherein the retaining clip retains the lenses in mounted relation on the support frame so as to prevent their removal.


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