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US Patent 9029532 5,6-ring-substituted naphthopyran compounds

Patent 9029532 was granted and assigned to Transitions Optical on May, 2015 by the United States Patent and Trademark Office.

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Is a

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Patent attributes

Patent Applicant

Transitions Optical

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Current Assignee

Transitions Optical

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Anil Kumar0

Darrin R. Dabideen0

Meng He0

Date of Patent

May 12, 2015

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Patent Application Number

137923450

Date Filed

March 11, 2013

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Patent Citations Received

US Patent 12111443 Method for making photochromic contact lenses

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US Patent 11886045 Method for making photochromic contact lenses

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US Patent 11945895 Photochromic polydiorganosiloxane vinylic crosslinkers

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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 11975499 Method for making photochromic contact lenses

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US Patent 11999908 Method for making photochromic contact lenses

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US Patent 11833771 Method for making photochromic contact lenses

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Patent Primary Examiner

Rebecca Anderson

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Patent abstract

The present invention relates to naphthopyran compounds that include at least one compound represented by the following Formulas (I), (II), and (III):

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