US4178703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe to be worn over cast
Assignee: PW MINOR & SON Inc
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Filing: 1978-05-24
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Granted: 1979-12-18
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Expires: 1998-05-24
Abstract
Abstract A removable shoe to be worn over a cast that extends over the foot of a person, which shoe provides protection to the cast and by use of a heel wedge internal or external to the shoe provides an improved walking action.
Inventors
- 👤 Sidney Pols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:08
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/01; A61F5/0195
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
155 words
A shoe to be worn over a cast which comprises an upper which is adapted to fit around the lower portion of a cast which has a toe and heel portion, the upper including a pair of side halves detachably secured around the cast by a plurality of straps, a sole attached to said upper, said upper side halves meeting at the front and back of said sole, a heel wedge portion associated with said sole which imparts a lift to the heel portion of the cast, said straps being attached to one of said upper halves, said straps comprising a rear strap horizontally disposed for restraining relative movement between the cast and the sole, and spaced forwardly disposed straps for restraining relative movement between the cast and the sole, said straps having strips of thistle cloth attached thereto for adjustable engagement with strips of complemental thistle cloth attached to said other of said halves.
Claim 2
Dependent Claim
155 words
A shoe to be worn over a cast which comprises an upper which is adapted to fit around the lower portion of a cast which has a toe and heel portion, the upper including a pair of side halves detachably secured around the cast by a plurality of straps, a sole attached to said upper, said upper side halves meeting at the front and back of said sole, a heel wedge portion associated with said sole which imparts a lift to the heel portion of the cast, said straps being attached to one of said upper halves, said straps comprising a rear strap horizontally disposed for restraining relative movement between the cast and the sole, and spaced forwardly disposed straps for restraining relative movement between the cast and the sole, said straps having strips of thistle cloth attached thereto for adjustable engagement with strips of complemental thistle cloth attached to said other of said halves.
Claim 3
Dependent Claim
27 words
A shoe to be worn over a cast as defined in claim 1 in which said heel wedge portion is interposed between said upper and said sole.
Claim 4
Dependent Claim
30 words
A shoe to be worn over a cast as defined in claim 1 in which said heel wedge portion is inside of said upper and directly bearing against said cast.
Claim 5
Dependent Claim
28 words
A shoe to be worn over a cast as defined in claim 1 in which said heel wedge portion is external to and a part of said sole.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-12-17 | 1983-06-18 | 1983-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-12-17 | 1987-06-18 | 1987-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-12-17 | 1991-06-18 | 1991-12-18 | $7700.00 | Window Closed / Lapsed |