US 12,458,812 B2
Face mask
Maryam Zamani, London (GB)
Assigned to MZ Skin Limited, London (GB)
Filed by MZ Skin Limited, London (GB)
Filed on Sep. 1, 2022, as Appl. No. 17/929,125.
Claims priority of application No. 2115931 (GB), filed on Nov. 5, 2021.
Prior Publication US 2023/0147810 A1, May 11, 2023
Int. Cl. A61N 5/06 (2006.01); B29C 35/02 (2006.01); B29C 35/08 (2006.01)
CPC A61N 5/0616 (2013.01) [A61N 2005/0647 (2013.01); A61N 2005/0659 (2013.01); A61N 2005/0661 (2013.01); B29C 35/02 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A method for forming a phototherapy mask, the method comprising the following steps in the following order:
forming a backing layer of a polymer material;
in a first treatment step, treating the backing layer so as to cause cross linking of the polymer material of the backing layer;
disposing a plurality of light emitters over the backing layer;
forming a translucent layer of a polymer material over the light emitters and at least part of the backing layer; and
in a second treatment step, treating the translucent layer and the backing layer so as to cause cross linking of the polymer material of the translucent layer and further cross linking of the polymer material of the backing layer.