US 12,350,356 B2
Topical sunscreen
Tony LaRosa, Woodland Hills, CA (US); Robert Davidson, Woodland Hills, CA (US); and David Reid, Woodland Hills, CA (US)
Filed by Concept Matrix Solutions, Woodland Hills, CA (US)
Filed on Jul. 14, 2020, as Appl. No. 16/947,002.
Claims priority of provisional application 62/978,347, filed on Feb. 19, 2020.
Claims priority of provisional application 62/907,835, filed on Sep. 30, 2019.
Prior Publication US 2021/0093529 A1, Apr. 1, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61K 8/362 (2006.01); A61K 8/29 (2006.01); A61K 8/34 (2006.01); A61K 8/368 (2006.01); A61K 8/44 (2006.01); A61K 8/81 (2006.01); A61K 8/92 (2006.01); A61Q 17/04 (2006.01)
CPC A61K 8/362 (2013.01) [A61K 8/29 (2013.01); A61K 8/345 (2013.01); A61K 8/368 (2013.01); A61K 8/445 (2013.01); A61K 8/8194 (2013.01); A61K 8/922 (2013.01); A61K 8/927 (2013.01); A61Q 17/04 (2013.01); A61K 2800/30 (2013.01); A61K 2800/43 (2013.01); A61K 2800/48 (2013.01); A61K 2800/522 (2013.01); A61K 2800/524 (2013.01)] 15 Claims
 
1. A method comprising topically administering to a skin surface of a human subject a topical sunscreen composition comprising:
external sunscreen agent comprising avobenzone, homosalate, octisalate, octocrylene, zinc phenol sulfonate, ensulizole, and oxybenzone;
solvent comprising water and glycerin;
emulsifier comprising glyceryl stearate and PEG-100 stearate;
thickening agent comprising acrylates/C10-30 alkyl acrylate crosspolymer and silica;
emollient comprising C12-15 alkyl benzoate, cetearyl alcohol, dimethicone, isododecane, and caprylyl glycol; and
a cannabinoid, terpene, and flavonoid;
wherein,
the topical sunscreen composition is administered to the skin surface of the subject to help prevent sunburn;
the external sunscreen agent is present in 0.1-7.5 wt. % of the topical sunscreen composition;
the topical sunscreen composition is formulated as a cream or lotion;
the external sunscreen agent and the cannabinoid, terpene, and flavonoid are dispersed throughout the topical sunscreen composition;
the topical sunscreen composition is substantially free from (a)-(c): (a) Cannabidiolic Acid (CBDA), (b) Cannabinol (CBN), and (c) Cannabigerol (CBG); such that any of (a)-(c) present in the topical sunscreen composition is present such that the topical sunscreen composition includes each in no more than 0.01 mg/mL; and
the topical sunscreen composition has a total tetrahydrocannabinol (THC) content of less than 0.02 mg/mL, wherein the total tetrahydrocannabinol (THC) content is defined as the amount of tetrahydrocannabinolic acid (THCA)*0.877, plus the amount of THC*1, expressed as:
Total THC content=(amount of THCA/mL*0.877)+(amount of THC/mL*1)<0.02 mg/mL.