Patent US4521171A successfully refreshed from Google Patents.
US4521171A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foot pattern device
Assignee: Individual
•
Filing: 1984-03-28
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Granted: 1985-06-04
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Expires: 2004-03-28
Abstract
Abstract A foot pattern device including: a cavity having a base and a wall portion; a foot form in the cavity on the base; a frame releasably securable to the base for gripping a deformable sheet between the lower edge of the frame and the upper part of the wall portion; means for heating the deformable sheet; and clamp means for holding the frame tightly to the wall portion with the deformable sheet between them as the foot is pressed on the warm deformable sheet into the foot form.
Inventors
- 👤 David Noonan, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:51
CPC Classifications
A; A43; A43B; A43B7/00; A43B7/14; A43B7/28; A61; A61F; A61F5/00; A61F5/01; A61F5/14; B; B29; B29C; B29C51/00; B29C51/18; B29L; B29L2031/00; B29L2031/753; B29L2031/7532; Y; Y10; Y10S; Y10S425/00; Y10S425/048
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
88 words
A foot pattern device comprising: a cavity having a base and a wall portion; a foot form in said cavity on said base; a frame releasably securable to said base for gripping a deformable sheet between the lower edge of said frame and the upper portion of said wall portion; means for heating said deformable sheet; and clamp means for holding said frame tightly to said wall portion with said deformable sheet between them as a foot is pressed on said warmed deformable sheet into said foot form.
Claim 2
Dependent Claim
88 words
A foot pattern device comprising: a cavity having a base and a wall portion; a foot form in said cavity on said base; a frame releasably securable to said base for gripping a deformable sheet between the lower edge of said frame and the upper portion of said wall portion; means for heating said deformable sheet; and clamp means for holding said frame tightly to said wall portion with said deformable sheet between them as a foot is pressed on said warmed deformable sheet into said foot form.
Claim 3
Dependent Claim
21 words
The foot pattern device of claim 1 in which said frame is hingeably connected along one edge to said wall portion.
Claim 4
Dependent Claim
18 words
The foot pattern device of claim 1 further including a housing for slidably receiving said cavity and frame.
Claim 5
Dependent Claim
18 words
The foot pattern device of claim 3 in which said means for heating is disposed in said housing.
Claim 6
Dependent Claim
39 words
The foot pattern device of claim 1 in which at least one of the lower edge of said frame and the upper edge of said wall portion where they meet includes a high-friction material for gripping said deformable sheet.
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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) | 1988-06-03 | 1988-12-03 | 1989-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-06-03 | 1992-12-03 | 1993-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-06-03 | 1996-12-03 | 1997-06-04 | $7700.00 | Window Closed / Lapsed |