IP Library Granted Patent US 8,533,976
Granted Patent B2
US 8,533,976 · App. 13/210,322 · Granted Sep 17, 2013

Footwear having an enclosed toe

Inventor: Rory W. Fuerst (Atherton, CA)
Assignee: Keen, Inc.
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Quick Facts
Patent No.
US 8,533,976
App. No.
13/210,322
Granted
Sep 17, 2013
Kind
B2
Abstract

Articles of footwear having an enclosed articulated toe portion, including a molded midsole with an integrally-molded toe cap shaped to receive a foot therein and to enclose the toes of the foot. The toe cap terminates at a position adjacent to the base of the toes of the foot. The articles additionally include an outsole affixed to the bottom of the midsole and an upper which in some embodiments is co-molded with the midsole and toe cap.

Claims (30)

1. An article of footwear having an upper and a lower, comprising:

a one-piece block of material to receive a foot therein and shaped to form part of the lower, where the lower is configured to be substantially positioned on an underside of the foot, and where the block of material extends upward at a front edge of the foot and terminates at a position on top of the toes of the foot to form a toe cap which at least partially encloses the toes of the foot; and

a harness forming the upper and mounted on the lower, the harness comprising:

a plurality of straps configured to maintain the foot on and in the lower, the plurality of straps comprising a medial strap coupled to the toe cap, a heel strap configured to maintain a heel of the foot in a lateral position by traversing the article of footwear at a position behind the heel, and a plurality of side straps attached to the lower, where the side straps include two side heel straps, one on each side of the article of footwear to connect the heel strap, the plurality of side straps further comprising at least six mid-section side straps, with three outside mid-section side straps extending from the lower along an outer side of the foot and three inside mid-section side straps extending from the lower along an inner side of the foot; and

a plurality of lace-throughs to accommodate a lace, a lace-through coupled to the medial strap, a lace-through coupled to an inside mid-section side strap and one lace-through coupled to an outside mid-section side strap.

2. The article of footwear of claim 1 , wherein the lower comprises a midsole flex line.

3. The article of footwear of claim 2 , wherein the midsole flex line is substantially aligned with a rear edge of the toe cap.

4. The article of footwear of claim 1 , wherein the portion of the one-piece block of material positioned underneath the foot and the toe cap are injection co-molded of the same moldable plastic.

5. The article of footwear of claim 1 , wherein the mid-section side straps are attached to a side edge of the lower.

6. The article of footwear of claim 1 , wherein the plurality of straps are comprised of one or more of leather and fabric.

7. The article of footwear of claim 1 , wherein each mid-section side strap includes a lace-through.

8. The article of footwear of claim 1 , wherein each side heel strap includes a lace-through.

9. The article of footwear of claim 1 , wherein the mid-section side straps are tapered at an angle from the lower towards the toe cap.

10. The article of footwear of claim 1 , wherein at least two outside mid-section side straps are substantially parallel to each other.

11. An article of footwear having an upper and a lower, comprising:

a one-piece block of material to receive a foot therein and shaped to form part of the lower, where the lower is configured to be substantially positioned on an underside of the foot, and where the block of material extends upward at a front edge of the foot and terminates at a position on top of the toes of the foot to form a toe cap which at least partially encloses the toes of the foot; and

a harness forming the upper and mounted on the lower, the harness comprising:

a plurality of straps configured to maintain the foot on and in the lower, the plurality of straps comprising a medial strap coupled to the toe cap, a heel strap configured to maintain a heel of the foot in a lateral position by traversing the article of footwear at a position behind the heel, and a plurality of side straps attached to the lower, where the side straps include two side heel straps, one on each side of the article of footwear to connect the heel strap, the plurality of side straps further comprising mid-section side straps, with at least one outside mid-section side strap extending from the lower along an outer side of the foot and at least one inside mid-section side strap extending from the lower along an inner side of the foot, where the mid-section side straps are positioned at an angle from the lower towards the toe cap;

a plurality of lace-throughs, one lace-through extending from an inside mid-section side strap and one lace-through extending from an outside mid section side strap; and

a lace traversing the harness and passing through the lace-throughs.

12. The article of footwear of claim 11 , wherein the lace is crossed as it traverses the harness.

13. The article of footwear of claim 11 , wherein the side straps are spaced apart to form side gaps.

14. The article of footwear of claim 11 , wherein the medial strap is attached to at least one outside mid-section side strap and at least one inside mid-section side strap.

15. The article of footwear of claim 11 , wherein the medial strap is attached to each of the mid-section side straps.

16. An article of footwear, comprising:

a lower including a one-piece block of material to receive a foot therein, where the block of material extends upward at a front edge of the foot and terminates at a position on top of the toes of the foot to form a toe cap which at least partially encloses the toes of the foot; and

an upper comprising a plurality of straps, the plurality of straps including a heel strap, a medial strap coupled to the toe cap, an inside mid-section side strap coupled to the medial strap, an outside mid-section side strap coupled to the medial strap, and a side heel strap coupled to the heel strap, wherein the medial strap, inside mid-section side strap, outside mid-section side strap, and side heel strap each include a lace-through extending therefrom and wherein the plurality of straps are comprised of different material than the one-piece block of material.

17. The article of footwear of claim 16 , wherein the lace-through extending from the medial strap is further coupled to the toe cap.

18. The article of footwear of claim 16 , wherein the lower further comprises an outsole coupled to the one-piece block of material.

19. The article of footwear of claim 16 , wherein the lower further comprises a frictional surface positioned on top of the one-piece block of material.

Assignments (4)
RELEASE OF SECURITY INTEREST Recorded Oct 23, 2024
From: BANK OF AMERICA, N.A.
To: KEEN, INC.; FUERST GROUP, INC.; CHROME INDUSTRIES, INC.
Reel/Frame 068994/0130 →
SECURITY INTEREST Recorded Aug 24, 2016
From: KEEN, INC.; FUERST GROUP, INC.; CHROME INDUSTRIES, INC.
To: BANK OF AMERICA, N.A., A NATIONAL BANKING ASSOCIATION
Reel/Frame 039798/0147 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 17, 2011
From: FUERST, RORY W.
To: KEEN LLC
Reel/Frame 026764/0176 →
CHANGE OF NAME Recorded Aug 17, 2011
From: KEEN LLC
To: KEEN, INC.
Reel/Frame 026764/0369 →
Continuity (4)
Continuation 12416688 · Apr 1, 2009
Continuation 10897998 · Jul 22, 2004
Provisional Application 60489468 · Jul 22, 2003
Related Publication 20110296709A1 · Dec 8, 2011