US Patent 7510703 UV-photoprotecting/sunscreen compositions comprising silane/siloxane derivatives of merocyanine sulfones

Patent 7510703 was granted and assigned to L'Oreal Alumni Official Association on March, 2009 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

L'Oreal Alumni Official Association

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7510703

Date of Patent

March 31, 2009

Patent Application Number

11725485

Date Filed

March 20, 2007

Patent Primary Examiner

‌

Johann R. Richter

Patent abstract

Topically applicable cosmetic compositions useful for the UV-A photoprotection of the skin and/or hair contain thus effective amounts of at least one silane, siloxane or polysiloxane merocyanine sulfone having at least one of the structural formulae (1), (2) and (3) below:

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