Patents

L’Oréal Patents Sunscreen with UV Filter Combinations

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By: TOM BRANNA

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US Patent No. 9,107,843 B2; L’Oréal Paris S.A. has patented a sunscreen composition having a sun protection factor of 150 to 172 comprising the following combination of ultra violet filters—octocrylene, avobenzone, oxybenzone, octisalate and homosalate—in the following ratios relative to avobenzone: • Octocrylene to avobenzone is 1.6:1.0 to 2.4:1.0; • Oxybenzone to avobenzone 1.0:1.0 to 1.6:1.0; • Octisalate to avobenzone is 0.8:1.0 to 1.3:1.0; and • Homosalate to avobenzone is 2.8:1.0 to ...

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