	US 12,485,127 B2
	Compositions and methods for treatment and prevention of actinic keratosis using copper chlorin
John P. McCook, Austin, TX (US); and David B Vasily, Bethlehem, PA (US)
Assigned to CHL Industries, LLC, Austin, TX (US)
Filed by CHL Industries, LLC, Austin, TX (US)
Filed on Nov. 15, 2024, as Appl. No. 18/948,977.
Claims priority of provisional application 63/568,610, filed on Mar. 22, 2024.
Claims priority of provisional application 63/569,009, filed on Mar. 22, 2024.
Prior Publication US 2025/0295669 A1, Sep. 25, 2025
Int. Cl. A61K 31/555 (2006.01); A61P 17/00 (2006.01)

CPC A61K 31/555 (2013.01) [A61P 17/00 (2018.01)]

19 Claims

1. A method of treating actinic keratosis comprising applying a treatment composition to one or more actinic keratosis lesion or lesions, wherein the treatment composition comprises a copper chlorin.