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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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Patent Citations Received
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US Patent 12111443 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 11975499 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 11945181 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 11833771 Method for making photochromic contact lenses
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Patent abstract

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

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Patent Inventor Names
Anil Kumar0
Darrin R. Dabideen0
Meng He0
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US Patent 11746283 Silole and germole fused ring photochromic compounds
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=08698117
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US Patent 08698117 Indeno-fused ring compounds US Patent 8698117 Indeno-fused ring compounds

Infobox
Patent Number
08698117
Patent Number
8698117
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=08698117
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 US Patent 08698117 Indeno-fused ring compounds

Infobox
Is a
Patent
Patent
Current assignee
Transitions Optical
Transitions Optical
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
08698117
Date of patent
April 15, 2014
Patent application number
13222457
Date Filed
August 31, 2011
Patent primary examiner
‌
Kamal Saeed

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