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US Patent 8698117 Indeno-fused ring compounds

Patent 8698117 was granted and assigned to Transitions Optical on April, 2014 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Transitions Optical

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

8698117

Patent Inventor Names

Darrin R. Dabideen0

Anil Kumar0

Meng He0

Date of Patent

April 15, 2014

Patent Application Number

13222457

Date Filed

August 31, 2011

Patent Citations Received

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US Patent 11746283 Silole and germole fused ring photochromic compounds

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US Patent 11975499 Method for making photochromic contact lenses

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US Patent 11833771 Method for making photochromic contact lenses

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US Patent 11945895 Photochromic polydiorganosiloxane vinylic crosslinkers

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US Patent 11886045 Method for making photochromic contact lenses

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US Patent 11945181 Method for making photochromic contact lenses

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US Patent 11963868 Double-sided aspheric diffractive multifocal lens, manufacture, and uses thereof

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US Patent 12111443 Method for making photochromic contact lenses

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Patent Primary Examiner

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Kamal Saeed

Patent abstract

The present invention relates to compounds represented by the following Formulas (I) and (II),

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