US Patent 7229610 Diarylbutadiene-substituted diorganopolysiloxanes and photoprotective compositions comprised thereof

Patent 7229610 was granted and assigned to L'Oreal Alumni Official Association on June, 2007 by the United States Patent and Trademark Office.

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Patent Inventor Names

Herve Richard0

Date of Patent

June 12, 2007

Patent Application Number

109952260

Date Filed

November 24, 2004

Patent Primary Examiner

Patent abstract

Novel 4,4-diarylbutadiene-substituted diorganopolysiloxanes having the structural formulae (1) or (2):

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