Patents
US 11857024 B2: Composite foam for midsole
- Granted
- 2024-01-02
- Filed
- 2019-04-16 application 17045599
- Type
- Utility · 22 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Embodiments herein relate generally to the field of footwear, and more particularly to components of performance footwear, such as midsoles, and in particular related to a high performance composite foam for a midsole, the composite foam comprising: a pelletized expanded thermoplastic elastomer; and a polyurethane (PU) matrix, wherein the pelletized expanded thermoplastic elastomer is mixed within the PU matrix. Midsoles made from a high performance composite foam and footwear including such midsoles. A method of making a high performance midsole is also provided.
Source: PVGPATDIS, file of 2026-04-10 (ipg240102.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Columbia Sportswear North America, Inc. 195 patents | US company or organization | Portland, OR | COLUMBIA SPORTSWEAR NORTH AMERICA, INC. State business registration EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Yi Wei | Portland, OR | 5 | PVGPATDIS, file of 2026-04-10 | |
| Haskell Beckham | Portland, OR | 5 | PVGPATDIS, file of 2026-04-10 | |
| Gary J. Banik | Portland, OR | 43 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| A43B | Characteristic features of footwear; parts of footwear | A43B13/026 | PVGPATDIS, file of 2026-04-10 |
| C08J | Working-up; general processes of compounding; after-treatment not covered by subclasses c08b, c08c, c08f, c08g or c08h | C08J9/0061 | PVGPATDIS, file of 2026-04-10 |
| C08L | Compositions of macromolecular compounds | C08L75/04 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2021-02-22 | Assignment Assignment of assignor's interest | BANIK, GARY JOHN signed 2021-01-13 BECKHAM, HASKELL signed 2021-01-22 WEI, YI JIANG signed 2021-02-05 | COLUMBIA SPORTSWEAR NORTH AMERICA, INC. PORTLAND, OR | 55350/159 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.