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US Patent 7153494 Dibenzoylmethane sunscreen compositions photostabilized with amphiphilic block copolymers

Patent 7153494 was granted and assigned to L'Oreal Alumni Official Association on December, 2006 by the United States Patent and Trademark Office.

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Patent Inventor Names
Francis Xavier Quinn0
Jean-Thierry Simonnet0
Sandrine Chodorowski-Kimmes0
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Patent abstract

Topically applicable photostable sunscreen/photoprotective compositions contain at least one dibenzoylmethane UV-sunscreen and an effective photostabilizing amount therefor of at least one amphiphilic block copolymer which comprises at least one nonionic hydrophilic polymer block and at least one hydrophobic polymer block, formulated into a topically applicable, cosmetically acceptable medium therefor.

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US Patent 07153494 Dibenzoylmethane sunscreen compositions photostabilized with amphiphilic block copolymers US Patent 7153494 Dibenzoylmethane sunscreen compositions photostabilized with amphiphilic block copolymers

Infobox
Patent Number
071534940
Patent Number
71534940
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=071534940
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Infobox
Is a
Patent
Patent
0
Current Assignee
L'Oreal Alumni Official Association
L'Oreal Alumni Official Association
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
071534940
Date of Patent
December 26, 2006
0
Patent Application Number
106889370
Date Filed
October 21, 2003
0
Official Website
https://pdfpiw.uspto.gov/.piw?Docid=071534940
Patent Primary Examiner
‌
Shelley A. Dodson
0
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=07153494
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 US Patent 07153494 Dibenzoylmethane sunscreen compositions photostabilized with amphiphilic block copolymers

Infobox
Is a
Patent
Patent
Current assignee
L'Oreal Alumni Official Association
L'Oreal Alumni Official Association
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
07153494
Date of patent
December 26, 2006
Patent application number
10688937
Date Filed
October 21, 2003
Patent primary examiner
‌
Shelley A. Dodson

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