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.:

US 7717556 B1

PDF
Full Text
Expired
Date of Patent:
May. 18, 2010

Filed:

Jul. 05, 2007
Applicant:

Jon Scott Walker, Jacksonville Beach, FL (US);

Inventor:

Jon Scott Walker, Jacksonville Beach, FL (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02C 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A vision enhancement device is provided that is made of a lens material that has a first polarization orientation in a central portion and a second polarization orientation substantially normal to the first polarization in an annular portion surrounding the central portion. The central portion has a prescription for one of near vision and distance vision. The annular portion has a prescription for the other of near vision and distance vision.


Find Patent Forward Citations

Walker, Jon. (2010). Visual enhancement lens and associated methods (U.S. Patent No. 7717556). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7717556

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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