US 11,944,154 B2
Method of making footwear with interlocking midsole
Michael Glancy, Baltimore, MD (US)
Assigned to Under Armour, Inc., Baltimore, MD (US)
Filed by Under Armour, Inc., Baltimore, MD (US)
Filed on Mar. 11, 2021, as Appl. No. 17/199,016.
Application 17/199,016 is a division of application No. 15/975,575, filed on May 9, 2018, granted, now 10,952,496.
Claims priority of provisional application 62/503,549, filed on May 9, 2017.
Prior Publication US 2021/0337923 A1, Nov. 4, 2021
Int. Cl. A43B 13/12 (2006.01); A43B 5/00 (2022.01); A43B 13/14 (2006.01); A43B 13/22 (2006.01); A43B 13/26 (2006.01); A43B 13/28 (2006.01); A43B 13/41 (2006.01)
CPC A43B 13/125 (2013.01) [A43B 5/001 (2013.01); A43B 13/14 (2013.01); A43B 13/223 (2013.01); A43B 13/26 (2013.01); A43B 13/28 (2013.01); A43B 13/41 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method of making an article of footwear comprising:
providing a multi-component sole including a toe plate and a heel plate, the heel plate having a greater hardness than the toe plate, the heel plate including an upper textured surface including a pattern of shapes, and the heel plate including at least one catch positioned on the heel plate such that the catch is removed from the upper textured surface;
providing a midsole member including a lower textured surface and at least one retaining wall, the lowered textured surface complementary to the upper textured surface of the sole;
engaging the lower textured surface of the midsole member with the upper textured surface of the heel plate with the at least one retaining wall positioned between the upper textured surface and the catch of the heel plate; and
coupling an upper to the multi-component sole such that a foot cavity is defined by the multi-component sole and the upper.