| Patent application number | Description | Published |
|---|
| 20090000149 | Footwear with Separable Upper and Sole Structure - An article of footwear is disclosed that includes upper and a sole structure. The upper defines an interior void that is configured to receive the sole structure and a foot. A lower surface of the upper defines a plurality of apertures, and the sole structure includes a plurality of projections that extend through the apertures to form a ground-engaging surface. The projections are connected to a foot-supporting member that remains within the upper. A locking system is incorporated into the upper and sole structure to secure the sole structure to the upper. | 01-01-2009 |
| 20100186255 | Stability And Comfort System For An Article Of Footwear - A stability and comfort system for an article of footwear is disclosed. The stability and comfort system includes a bootie and a sock liner. The sock liner may include a heel counter that is contoured to fit a heel. The sole of the article may include an outrigger portion. The outrigger portion can be separated from a central portion of the sole to allow the outrigger portion to move substantially independently of the central portion of the sole. | 07-29-2010 |
| 20100287788 | Article of Footwear with Multiple Hardnesses and Method of Manufacture - A method of forming an article of footwear includes injecting a first material into a first cavity of a mold assembly to form a sole assembly, injecting a second material into a second cavity of the mold assembly, a first last being suspended within the second cavity, to form an upper of the article of footwear about the first last. The upper and the sole assembly are positioned in contact with one another. The upper and the sole assembly are cured and bonded together to form an article of footwear. The article of footwear is removed from the mold assembly and from the first last and allowed to expand to a first size. The article of footwear is placed on a second last having a second size that is smaller than the first size, and heated and cooled until it shrinks to the second size. | 11-18-2010 |
| 20100299965 | Article Of Footwear With Multi-Directional Sole Structure - An article of footwear with a multi-directional sole structure including a flex groove system is disclosed. The flex groove system includes a plurality of longitudinal flex grooves and lateral flex grooves that divide the sole structure into a plurality of segments. The flex groove system also includes a plurality of diagonal flex grooves that intersect the corners of the plurality of segments. The flex grooves system can provide enhanced flexibility for the sole structure and can enhance multi-directional flexing. | 12-02-2010 |
| 20110000104 | Footwear with Separable Upper and Sole Structure - An article of footwear is disclosed that includes upper and a sole structure. The upper defines an interior void that is configured to receive the sole structure and a foot. A lower surface of the upper defines a plurality of apertures, and the sole structure includes a plurality of projections that extend through the apertures to form a ground-engaging surface. The projections are connected to a foot-supporting member that remains within the upper. A locking system is incorporated into the upper and sole structure to secure the sole structure to the upper. | 01-06-2011 |
| Patent application number | Description | Published |
|---|
| 20080201992 | ARTICLE OF FOOTWEAR HAVING A POLYGON LUG SOLE PATTERN - Articles of footwear, including athletic footwear, include one or more of: (a) an upper; (b) a sole structure including a midsole and an outsole, the outsole having a plurality of polygonal lugs arranged about a base surface of the outsole. The outsole may include one or more regions wherein the characteristics of a portion of the lugs within a region differ from the characteristics of a portion of the lugs in another region. The lugs may differ, for example based on size, construction and/or spacing between the lugs. Methods of manufacturing such articles of footwear also are disclosed. | 08-28-2008 |
| 20080244926 | Article Of Footwear With Lightweight Sole Assembly - An article of footwear includes an upper and a sole assembly secured to the upper. The sole assembly includes a first portion having a lower ground engaging surface, an upper surface, and a recess formed in the upper surface. The upper surface of the first portion is in contact with the upper. A second portion is seated in the recess in the first portion and has an upper surface, with the upper surface of the second portion being in contact with the upper. The second portion comprises a foam material having a density less than 0.25 g/cm | 10-09-2008 |
| 20110154688 | Article Of Footwear With Lightweight Sole Assembly - An article of footwear includes an upper and a sole assembly secured to the upper. The sole assembly includes a first portion having a lower ground engaging surface, an upper surface, and a recess formed in the upper surface. The upper surface of the first portion is in contact with the upper. A second portion is seated in the recess in the first portion and has an upper surface, with the upper surface of the second portion being in contact with the upper. The second portion comprises a foam material having a density less than 0.25 g/cm | 06-30-2011 |
