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US Patent 11673355 Method of manufacture of a lens with gradient properties using imbibition technology

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Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Date of Patent

June 13, 2023

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Patent Application Number

164697850

Date Filed

December 23, 2016

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Patent Citations

US Patent 7342112 Photochromic compounds

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US Patent 7374282 Method and apparatus for viewing polarized displays

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US Patent 8608988 Curable photochromic compositions and optical articles prepared therefrom

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US Patent 7452611 Photochromic optical article

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US Patent 8651660 Tinted polycarbonate ophthalmic lens product and method of manufacture

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US Patent 7147889 Organic photochromic compositions of improved kinetic performance

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US Patent 7256921 Polarizing, photochromic devices and methods of making the same

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Patent Primary Examiner

Mathieu D. Vargot

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CPC Code

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A method of producing an optical article includes applying an imbibition composition having at least one dye onto at least a portion of at least one imbibable surface (

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