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. 22, 2011
Filed:
Apr. 23, 2009
Jerome Legerton, San Diego, CA (US);
Jerome Legerton, San Diego, CA (US);
Liguori Management, San Diego, CA (US);
Abstract
The present invention provides a multifocal contact lens comprising a central contact lens area having a size, a position, and an optical power; an outer contact lens area having a size, a position, and an optical power; wherein the size, the position, and the optical power of the central contact lens area and the outer contact lens area are determined according to a measurement of the size of the pupil under a first light condition, a measurement of the reactivity of the pupil under a varying light condition or a varying focal demand, and a measurement of movement of the pupil under a varying light condition or a varying focal demand.