US 12,403,079 B2
Ingredient in sunscreen compositions
Kan Cao, Bethesda, MD (US); Chandamany Arya, Ellicott City, MD (US); and Jasmin El Kordi, Vienna, VA (US)
Assigned to Magic Blue, LLC, Bethesda, MD (US); and University of Maryland, College Park, MD (US)
Appl. No. 17/766,598
Filed by MAGIC BLUE, LLC, Bethesda, MD (US); and UNIVERSITY OF MARYLAND, College Park, MD (US)
PCT Filed Oct. 16, 2020, PCT No. PCT/US2020/055958
§ 371(c)(1), (2) Date Apr. 5, 2022,
PCT Pub. No. WO2021/076875, PCT Pub. Date Apr. 22, 2021.
Claims priority of provisional application 62/973,654, filed on Oct. 18, 2019.
Prior Publication US 2024/0099952 A1, Mar. 28, 2024
Int. Cl. A61K 8/49 (2006.01); A61K 8/02 (2006.01); A61Q 17/04 (2006.01)
CPC A61K 8/4926 (2013.01) [A61K 8/0229 (2013.01); A61Q 17/04 (2013.01); A61K 2800/30 (2013.01)] 11 Claims
 
1. A sunscreen composition, comprising:
a) an effective amount of Methylene Blue and/or a hydrate and/or a pharmaceutically-acceptable salt thereof in a concentration of about 0.1 μM to about 2 μM based on the total sunscreen composition to serve as at least a UVB filtering compound;
b) an effective amount of one or more UVA filtering and/or absorbing compounds, with the proviso that Oxybenzone and Octinoxate are excluded; and
c) an excipient base.