US4075772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insole for footwears
Assignee: Individual
•
Filing: 1975-04-21
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Granted: 1978-02-28
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Expires: 1995-04-21
Abstract
Abstract An insole for general footwears or shoes, having a plurality of undulating tabs, substantially arranged transversely of the longitudinal axis of the sole, and defining a bearing surface for the foot sole.
Inventors
- 👤 MariaRosa Sicurella
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:50
CPC Classifications
A; A43; A43B; A43B7/00; A43B7/14; A43B7/1405; A43B7/141; A43B13/00; A43B13/38; A43B7/1455; A43B7/146
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
102 words
An insole for human footwear having defined thereon a first area corresponding to the heel of the foot and a second area corresponding to the remaining part of the foot, said first area having a plurality of upwardly protruding concentric rings of varying height to accommodate the anatomical form of the heel, and said second area having a plurality of upwardly protruding tabs of varying height each positioned substantially transversely to the longitudinal axis of the sole and aligned in rows parallel to said axis, the height of the tabs defining a bearing surface to accommodate the anatomical configuration of the foot.
Claim 2
Dependent Claim
102 words
An insole for human footwear having defined thereon a first area corresponding to the heel of the foot and a second area corresponding to the remaining part of the foot, said first area having a plurality of upwardly protruding concentric rings of varying height to accommodate the anatomical form of the heel, and said second area having a plurality of upwardly protruding tabs of varying height each positioned substantially transversely to the longitudinal axis of the sole and aligned in rows parallel to said axis, the height of the tabs defining a bearing surface to accommodate the anatomical configuration of the foot.
Claim 3
Dependent Claim
26 words
The insole of claim 1 further comprising a plurality of radially arranged protruding elements located in said first defined area and abutting said protruding concentric rings.
Claim 4
Dependent Claim
78 words
The insole of claim 1 wherein said second area further defines a third and fourth areas, said third area corresponding to the arch of the foot, said third area having alignment ribs of a height less than the lowest tab in said third area, said alignment ribs arranged to transversely abut each tab in said third portion to partially limit said tabs from freely moving forwards or backwards in the direction of the longitudinal axis of the sole.
Claim 5
Dependent Claim
35 words
The insole of claim 3 wherein the tabs in said fourth area located most distant from the longitudinal axis of the sole are of a width substantially greater than those tabs located proximate said axis.
References Cited (Backward Citations)
DD61951A
Cited
US1167885A
Cited
US2527414A
Cited
DE942294C
Cited
US2930149A
Cited
FR1511344A
Cited
FR1546521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-02-27 | 1981-08-29 | 1982-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-02-27 | 1985-08-29 | 1986-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-02-27 | 1989-08-29 | 1990-02-28 | $7700.00 | Window Closed / Lapsed |