IP Library Granted Patent US 8,490,296
Granted Patent B2
US 8,490,296 · App. 13/413,800 · Granted Jul 23, 2013

Article of footwear with forefoot plates

Inventors: John Hurd (Tigard, OR); Christopher S. Cook (Portland, OR); Steven F. Smith (Lake Oswego, OR); Jeffrey L. Johnson (Busan, KR); Paul VanDomelen (Busan, KR); Kevin W. Hoffer (Portland, OR)
Assignee: NIKE, Inc.
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Quick Facts
Patent No.
US 8,490,296
App. No.
13/413,800
Granted
Jul 23, 2013
Kind
B2
Abstract

An article of footwear includes an upper and a sole assembly secured to the upper. The sole assembly has an upper plate and a lower plate in a forefoot portion of the sole assembly, and a plurality of lower plate arms curving downwardly from the upper plate.

Claims (36)

1. An article of footwear comprising, in combination:

an upper;

a sole assembly secured to the upper and comprising:

an upper plate having a medial side curving upwardly along a portion of the upper and a lateral side curving upwardly along a portion of the upper; and

a lower plate in a forefoot portion of the sole assembly and having a plurality of lower plate arms, each lower plate arm curving downwardly from the upper plate from a first end of the arm to a second end of the arm, an end surface of each arm extending between an upper surface of the arm and a lower surface of the arm and between a front surface of the arm and a rear surface of the arm and being exposed to an exterior of the article of footwear.

2. The article of footwear of claim 1 , wherein the upper plate extends along substantially an entire length of the sole assembly.

3. The article of footwear of claim 1 , wherein the sole assembly includes a plurality of lateral lower plate arms and a plurality of medial lower plate arms.

4. The article of footwear of claim 3 , wherein the lower plate includes:

a first lateral lower plate arm positioned in a front portion of the forefoot of the sole assembly;

a second lateral lower plate arm positioned in a central portion of the forefoot of the sole assembly;

a third lateral lower plate arm positioned in a rear portion of the forefoot of the sole assembly;

a first medial lower plate arm positioned in a front portion of the forefoot of the sole assembly;

a second medial lower plate arm positioned in a rear portion of the forefoot of the sole assembly; and

a third medial lower plate arm positioned in a rear portion of the forefoot of the sole assembly.

5. The article of footwear of claim 1 , wherein the sole assembly further comprises:

a midsole, an upper surface of the midsole secured to a lower surface of the upper and a lower surface of the midsole secured to an upper surface of the upper plate; and

an outsole secured to a lower surface of the lower plate.

6. The article of footwear of claim 1 , wherein the upper plate extends around a heel portion of the sole assembly.

7. The article of footwear of claim 1 , wherein the lower plate arms extend around a heel portion of the sole assembly.

8. An article of footwear comprising, in combination:

an upper; and

a sole assembly secured to the upper and comprising:

an upper plate having a medial side curving upwardly along a portion of the upper and a lateral side curving upwardly along a portion of the upper; and

a lower plate having a plurality of lower plate arms curving downwardly from a lateral side of a forefoot portion of the upper plate and a plurality of lower plate arms curving downwardly from a medial side of a forefoot portion of the upper plate, each lower plate arm curving downwardly from a first end of the arm to a second end of the arm, an end surface of each arm extending between an upper surface of the arm and a lower surface of the arm and between a front surface of the arm and a rear surface of the arm and being exposed to an exterior of the article of footwear.

9. The article of footwear of claim 8 , wherein the upper plate extends along substantially an entire length of the sole assembly.

10. The article of footwear of claim 8 , wherein the upper plate extends around a heel portion of the sole assembly.

11. The article of footwear of claim 8 , wherein the lower plate arms extend around a heel portion of the sole assembly.

12. An article of footwear comprising, in combination:

an upper;

a midsole positioned beneath the upper;

a plate assembly having:

a plurality of upper plate arms curving upwardly along substantially an entire length of a medial side and a lateral side of the midsole; and

a plurality of lower plate arms, each lower plate arm curving downwardly from a first end of the arm to a second end of the arm, an end surface of each lower plate arm extending between an upper surface of the arm and a lower surface of the arm and between a front surface of the arm and a rear surface of the arm and being exposed to an exterior of the article of footwear, a first set of the lower plate arms extending along substantially an entire length of a medial side of the midsole and a second set of the lower plate arms extending along substantially an entire length of a lateral side of the midsole; and

an outsole positioned beneath the plate assembly.

13. The article of footwear of claim 12 , wherein the upper plate arms extend around a heel portion of the midsole.

14. The article of footwear of claim 13 , wherein the lower plate arms extend around a heel portion of the midsole.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 15, 2021
From: HURD, JOHN; COOK, CHRISTOPHER S.; SMITH, STEVEN F.; JOHNSON, JEFFREY L.; VANDOMELEN, PAUL; HOFFER, KEVIN W.
To: NIKE, INC.
Reel/Frame 055934/0706 →
Continuity (2)
Continuation 11972652 · Jan 11, 2008
Related Publication 20120159812A1 · Jun 28, 2012