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US Patent 7717556 Visual enhancement lens and associated methods

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Patent Citations Received
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US Patent 12128641 Methods for the manufacture of photoabsorbing contact lenses and photoabsorbing contact lenses produced thereby
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Patent 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.

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Patent Citations Received
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US Patent 11789291 Pupil-only photochromic contact lenses displaying desirable optics and comfort
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edited on 24 May, 2023
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US Patent 07717556 Visual enhancement lens and associated methods US Patent 7717556 Visual enhancement lens and associated methods

Infobox
Patent Number
0771755600
Patent Number
771755600
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=0771755600
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Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
077175560
Date of Patent
May 18, 2010
0
Patent Application Number
117736820
Date Filed
July 5, 2007
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=077175560
Patent Primary Examiner
‌
Ricky L. Mack
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edited on 24 Sep, 2022
Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
077175560
Date of Patent
May 18, 2010
0
Patent Application Number
117736820
Date Filed
July 5, 2007
0
Official Website
https://pdfpiw.uspto.gov/.piw?Docid=077175560
Patent Primary Examiner
‌
Ricky L. Mack
0
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"Entity importer update"
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=07717556
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 US Patent 07717556 Visual enhancement lens and associated methods

Infobox
Is a
Patent
Patent
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
07717556
Date of patent
May 18, 2010
Patent application number
11773682
Date Filed
July 5, 2007
Patent primary examiner
‌
Ricky L. Mack

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