Patent US4176476A successfully refreshed from Google Patents.
US4176476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushion insole
Assignee: World Properties Inc
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Filing: 1978-04-14
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Granted: 1979-12-04
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Expires: 1998-04-14
Abstract
Abstract A cushion insole for shoes comprising a unitary combination material that includes a skin of wear material which is integral with a layer of resilient foam material, the foam material being wrapped around and adhered to a boardlike support which is relatively rigid and stiff. The insole may be adhered to a sole.
Inventors
- 👤 Aarno A. Hassell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:16
CPC Classifications
A; A43; A43B; A43B13/00; A43B13/38; A43B13/40; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249988; Y10T428/249989
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
47 words
A cushion insole for shoes consisting essentially of: means for support which is relatively rigid and stiff; and a unitary combination sheet material comprising a skin of wear material integral with a layer of resilient foam material, said foam material being adhered to said means for support.
Claim 2
Dependent Claim
47 words
A cushion insole for shoes consisting essentially of: means for support which is relatively rigid and stiff; and a unitary combination sheet material comprising a skin of wear material integral with a layer of resilient foam material, said foam material being adhered to said means for support.
Claim 3
Dependent Claim
36 words
A cushion insole according to claim 1 wherein said support means comprises a board having an upper and a lower surface and an edge, said foam material is adhered to said upper surface and said edge.
Claim 4
Dependent Claim
32 words
A cushion insole according to claim 2 wherein said combination material extends continuously across said upper surface around said edges and across a portion of said lower surface to provide a projection.
Claim 5
Dependent Claim
40 words
A sole-insole combination for a shoe comprising: (a) a sole having an upper surface including a detent; and (b) a cushion insole as described in claim 3, said protrusion interfitting with said detent and said sole adhered to said insole.
Claim 6
Dependent Claim
114 words
A sole-insole combination for a shoe comprising: a sole having an upper surface and a lower surface and a peripheral wall, said upper surface of said sole including a detent spaced inwardly from said peripheral wall of the sole; and a cushion insole including a support board which is relatively rigid and stiff and a unitary combination sheet material comprising a skin of wear material integral with a resilient foam material, said support board including an upper and a lower surface and an edge, said combination material extending continuously across said upper surface around said edge and across a portion of said lower surface to provide a projection, said projection interfitting with said detent.
Claim 7
Dependent Claim
114 words
A sole-insole combination for a shoe comprising: a sole having an upper surface and a lower surface and a peripheral wall, said upper surface of said sole including a detent spaced inwardly from said peripheral wall of the sole; and a cushion insole including a support board which is relatively rigid and stiff and a unitary combination sheet material comprising a skin of wear material integral with a resilient foam material, said support board including an upper and a lower surface and an edge, said combination material extending continuously across said upper surface around said edge and across a portion of said lower surface to provide a projection, said projection interfitting with said detent.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-12-03 | 1983-06-04 | 1983-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-12-03 | 1987-06-04 | 1987-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-12-03 | 1991-06-04 | 1991-12-04 | $7700.00 | Window Closed / Lapsed |