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:
May. 23, 1978
Filed:
Jul. 19, 1976
Applicant:
Inventor:
Norman U Laliberte, South Woodstock, CT (US);
Assignee:
American Optical Corporation, Southbridge, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B29D / ;
U.S. Cl.
CPC ...
425117 ; 425808 ; 249 84 ; 249 91 ;
Abstract
A mold for casting a polarizing ophthalmic lens from a fluid thermosetting monomeric resin wherein the mold unit includes convex and a concaved mold elements spaced apart by a peripheral gasket and includes therebetween a polarizing sheet defining first and second molding compartments thereabout such that the polarizing sheet while forming a part of the mold structure is cast in situ in the ophthalmic lens and becomes an integral part thereof.