US 12,225,962 B1
Footwear with full-length midsole and hollow cupsole
Mark R. Goldston, Beverly Hills, CA (US); Adam Goldston, Los Angeles, CA (US); Ryan Goldston, Los Angeles, CA (US); and Cody Harris, Monrovia, CA (US)
Assigned to Athletic Propulsion Labs LLC, Los Angeles, CA (US)
Filed by Athletic Propulsion Labs LLC, Los Angeles, CA (US)
Filed on Aug. 1, 2024, as Appl. No. 18/792,490.
Application 18/792,490 is a continuation of application No. 18/634,838, filed on Apr. 12, 2024, granted, now 12,089,689.
Int. Cl. A43B 13/12 (2006.01); A43B 13/04 (2006.01); A43B 13/14 (2006.01)
CPC A43B 13/125 (2013.01) [A43B 13/04 (2013.01); A43B 13/12 (2013.01); A43B 13/141 (2013.01)] 24 Claims
OG exemplary drawing
 
1. A footwear, comprising:
an outsole;
a cupsole coupled to the outsole, wherein the cupsole comprises an inner surface and a lateral wall that form a first receptacle, wherein the cupsole is composed of a first flexible material with a first durometer;
a midsole arranged within the first receptacle of the cupsole, wherein the midsole is composed of a second flexible material with a second durometer, the midsole comprises a top surface and a bottom surface, a portion of the lateral wall of the cupsole extends beyond the top surface of the midsole when the midsole is arranged within the first receptacle of the cupsole, wherein the portion of the lateral wall of the cupsole and the top surface of the midsole forms a second receptacle; and
an upper, comprising a bottom plate coupled to the top surface of the midsole, wherein a bottom portion of the upper comprising the bottom plate of the upper is arranged within the second receptacle;
wherein a ratio between the first durometer and the second durometer is between 0.8 and 1.75, inclusive;
wherein the lateral wall has an equal height around a circumference of the inner surface;
wherein the midsole comprises a first portion that is located at a back of the cupsole and a second portion that is located at a front of the cupsole, the first portion having a thickness greater than the second portion.