IP Library Granted Patent US 7,793,428
Granted Patent B2
US 7,793,428 · App. 11/682,998 · Granted Sep 14, 2010

Footwear with removable midsole having projections

Assignee: NIKE, Inc.
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Quick Facts
Patent No.
US 7,793,428
App. No.
11/682,998
Granted
Sep 14, 2010
Kind
B2
Abstract

An article of footwear includes an upper and an upper plate secured to the upper and having a plurality of apertures formed therein. A removable midsole has a plurality of projections extending from a lower surface thereof, with each projection extending through one of the apertures of the upper plate.

Claims (42)

1. An article of footwear comprising, in combination:

an upper;

an upper plate secured to the upper and having a plurality of apertures formed therein;

a removable midsole having a plurality of projections extending from a lower surface thereof, each projection extending through one of the apertures of the upper plate; and

a plurality of hollow support columns extending downwardly from a heel portion of the upper plate, each hollow column receiving one of the projections.

2. The article of footwear of claim 1 , wherein the hollow support columns are one of translucent and transparent.

3. The article of footwear of claim 1 , further comprising a lower plate extending rearwardly from a midfoot portion of the upper plate and beneath the upper plate, the lower plate being connected to the hollow support columns.

4. The article of footwear of claim 3 , wherein the lower plate includes a first aperture in a central portion thereof.

5. The article of footwear of claim 1 , wherein the projections comprise a plurality of first projections in a forefoot portion of the midsole and a plurality of second projections in a heel portion of the midsole.

6. The article of footwear of claim 5 , wherein the first projections are arranged in a plurality of rows extending substantially transversely across the midsole and a plurality of columns extending substantially longitudinally along the midsole.

7. The article of footwear of claim 6 , further comprising a plurality of slits in a lower surface of the midsole.

8. The article of footwear of claim 7 , wherein each of a plurality of first slits extends between adjacent rows of first projections and each of a plurality of second slits extends between adjacent columns of first projections.

9. The article of footwear of claim 5 , wherein at least some of the first projections and first apertures are substantially rectangular.

10. The article of footwear of claim 5 , wherein the second projections are substantially cylindrical.

11. The article of footwear of claim 10 , wherein each second projection includes a circular tab on its lower surface.

12. The article of footwear of claim 1 , wherein the upper plate is secured to the upper with stitching.

13. The article of footwear of claim 1 , wherein the removable midsole extends through only a forefoot portion of the footwear.

14. The article of footwear of claim 1 , wherein the removable midsole extends through only a heel ion of the footwear.

15. An article of footwear comprising, in combination:

an upper;

an upper plate secured to the upper;

a plurality of first apertures formed in a forefoot portion of the upper plate;

a plurality of second apertures formed in a heel portion of the upper plate;

a plurality of hollow support columns extending downwardly from the heel portion of the plate, each hollow support column being one of transparent and translucent;

a removable midsole having a plurality of first projections and a plurality of second projections, each first projection configured to extend through one of the first apertures in the upper plate, and each second projection configured to extend through one of the second apertures in the upper plate and be received in one of the hollow support columns, and

a plurality of outsole elements, each outsole element secured to a lower surface of one of the support columns.

16. The article of footwear of claim 15 , wherein the first projections are arranged in a plurality of rows extending substantially transversely across the midsole and a plurality of columns extending substantially longitudinally along the midsole.

17. The article of footwear of claim 16 , further comprising:

a plurality of first slits, each first slit extending between adjacent rows of first projections; and

a plurality of second slits, each second slit extending between adjacent columns of first projections.

18. The article of footwear of claim 15 , wherein at least some of the first projections and first apertures are substantially rectangular, and the second projections are substantially cylindrical.

19. An article of footwear comprising, in combination:

an upper;

an upper plate secured to the upper;

a plurality of first apertures formed in a forefoot portion of the upper plate;

a plurality of second apertures formed in a heel portion of the upper plate;

a plurality of hollow support columns extending downwardly from the heel portion of the plate, each hollow support column being one of transparent and translucent;

a lower plate extending rearwardly from a midfoot portion of the upper plate and having a plurality of apertures formed therein, each aperture receiving a portion of one of the hollow support columns;

a removable midsole having a plurality of first projections and a plurality of second projections, each first projection configured to extend through one of the first apertures in the upper plate, the first projections being arranged in a plurality of rows extending substantially transversely across the midsole and a plurality of columns extending substantially longitudinally along the midsole, and each second projection configured to extend through one of the second apertures in the upper plate and be received in one of the hollow support columns;

a plurality of first slits, each first slit extending between adjacent rows of first projections;

a plurality of second slits, each second slit extending between adjacent columns of first projections; and

a plurality of outsole elements, each outsole element secured to a lower surface of one of the support columns.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 11, 2007
From: SCHENONE, DAVE
To: NIKE, INC.
Reel/Frame 019144/0756 →
Continuity (1)
Related Publication 20080216360A1 · Sep 11, 2008