US 12,317,952 B2
Bladder and sole structure for article of footwear
Fidencio Campos, II, Dallas, OR (US); and Tee L. Wan, Portland, OR (US)
Assigned to NIKE, Inc., Beaverton, OR (US)
Filed by NIKE, Inc., Beaverton, OR (US)
Filed on Apr. 25, 2023, as Appl. No. 18/306,666.
Application 18/306,666 is a continuation of application No. 16/950,798, filed on Nov. 17, 2020, granted, now 11,666,118.
Claims priority of provisional application 62/937,585, filed on Nov. 19, 2019.
Prior Publication US 2024/0090618 A1, Mar. 21, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. A43B 13/20 (2006.01); A43B 1/00 (2006.01); A43B 13/18 (2006.01)
CPC A43B 13/20 (2013.01) [A43B 1/0072 (2013.01); A43B 13/186 (2013.01)] 16 Claims
OG exemplary drawing
 
11. A fluid-filled chamber for an article of footwear, the fluid-filled chamber comprising:
a first lobe and a second lobe located at an anterior end of the fluid-filled chamber and being separated by a first concave recess;
a third lobe and a fourth lobe located at a posterior end of the fluid-filled chamber and being separated by a second concave recess, the third lobe being aligned with and extending away from the first lobe along one of a medial side of the fluid-filled chamber and a lateral side of the fluid-filled chamber and the fourth lobe being aligned with and extending away from the second lobe along the other of the medial side of the fluid-filled chamber and the lateral side of the fluid-filled chamber;
a peripheral wall forming a planar side, the planar side extending continuously between the anterior end of the fluid-filled chamber and the posterior end of the fluid-filled chamber and forming the first concave recess and the second concave recess, the first concave recess and the second concave recess extending in a direction toward one another along a longitudinal axis of the fluid-filled chamber;
and an expansion chamber including a flat upper wall and a curved lower wall.