Patent US3087261A successfully refreshed from Google Patents.
US3087261A
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US
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Slant cell shoe sole
Assignee: FORWARD SLANT SOLE CO
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Filing: 1960-10-31
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Granted: 1963-04-30
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Expires: 1980-10-31
Abstract
No abstract record available.
Inventors
- 👤 Lawrence E Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:57
CPC Classifications
A; A43; A43B; A43B13/00; A43B13/14; A43B13/18; A43B13/181
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A RESILIENT SHOE SOLE FORMED WITH A SERIES OF FLATTOPPED TRANSVERSE RIBS IN SUBSTANTIALLY PARALLEL RELATIONSHIP AND EXTENDING FROM THE TOE OF THE SOLE TO THE HEEL THEREOF, WITH CELLS FORMED BETWEEN SAID TRANSVERSE RIBS, SAID CELLS HAVING PARALLEL WALLS SLANTING FORWARDLY AT AN ACUTE ANGLE TO AND TERMINATING SHORT OF THE GROUND ENGAGING SURFACE OF THE SOLE.
Claim 2
Dependent Claim
58 words
A RESILIENT SHOE SOLE FORMED WITH A SERIES OF FLATTOPPED TRANSVERSE RIBS IN SUBSTANTIALLY PARALLEL RELATIONSHIP AND EXTENDING FROM THE TOE OF THE SOLE TO THE HEEL THEREOF, WITH CELLS FORMED BETWEEN SAID TRANSVERSE RIBS, SAID CELLS HAVING PARALLEL WALLS SLANTING FORWARDLY AT AN ACUTE ANGLE TO AND TERMINATING SHORT OF THE GROUND ENGAGING SURFACE OF THE SOLE.
References Cited (Backward Citations)
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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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |