	US 12,226,508 B2
	Compositions and methods for the removal of tattoos
Alec Guy Falkenham, Halifax (CA)
Assigned to Dalhousie University, Halifax (CA)
Filed by Dalhousie University, Halifax (CA)
Filed on May 3, 2022, as Appl. No. 17/735,969.
Application 15/337,945 is a division of application No. 14/914,929, granted, now 9,801,799, issued on Oct. 31, 2017, previously published as PCT/CA2014/000663, filed on Aug. 28, 2014.
Application 17/735,969 is a continuation of application No. 16/125,408, filed on Sep. 7, 2018, granted, now 11,344,490.
Application 16/125,408 is a continuation of application No. 15/337,945, filed on Oct. 28, 2016, granted, now 10,105,302, issued on Oct. 23, 2018.
Claims priority of provisional application 61/871,929, filed on Aug. 30, 2013.
Prior Publication US 2022/0257489 A1, Aug. 18, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A61K 8/55 (2006.01); A61K 8/14 (2006.01); A61K 8/49 (2006.01); A61Q 1/14 (2006.01)

CPC A61K 8/55 (2013.01) [A61K 8/14 (2013.01); A61K 8/4973 (2013.01); A61Q 1/145 (2013.01)]

21 Claims

1. A composition for removing or fading a tattoo located on a region of skin on a subject, the composition comprising:

bisphosphonate, diphosphonate, or acids, salts, esters, hydrates, polymorphs, hemihydrates, solvates and derivatives thereof,

liposomes comprising a liposome forming lipid,

an emulsifier, and

a lower alcohol diluent,

wherein the ratio of liposome forming lipid to emulsifier ranges from 80:20 to 90:10.