Patent US3237322A successfully refreshed from Google Patents.
US3237322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient sole having self-cleaning suction cups
Assignee: Individual
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Filing: 1964-03-04
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Granted: 1966-03-01
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Expires: 1984-03-04
Abstract
No abstract record available.
Inventors
- 👤 James R Santore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:47
CPC Classifications
A; A43; A43B; A43B13/00; A43B13/14; A43B13/22; A43B13/223
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A SELF-CLEARING SHOE SOLE COMPRISING A COMPRESSIBLE FLEXIBLE BASE HAVING A SUBSTANTIALLY FLAT PLANAR LOWER GROUND-ENGAGING FACE HAVING FORMED THEREIN A PLURALITY OF SEPARATE INDEPENDENT CUPS EXTENDING PARTLY THERETHROUGH AND ARRANGED IN TRANSVERSELY AND LONGITUDINALLY SPACED RELATION THEREIN, EACH OF SAID CUPS HAVING A CIRCUMFERENTIALLY CONTINUOUS SUBSTANTIALLY CYLINDRICAL SIDEWALL AND HAVING SUBSTANTIALLY THE ENTIRE AREA OF ITS BOTTOM DISPOSED ON A CONTINUOUS, CONVEX, SPHERICAL SURFACE EXTENDING TO SAID SIDEWALL AND FORMING A PROTUBERANCE WHICH JOINS IN ACUTE ANGULAR RELATION THE ASSOCIATED SIDEWALL BY A SUBSTANTIALLY CIRCULAR CONTINUOUS LINE OF JUNCTION, SAID SIDE WALL OF EACH CUP BEING DISPOSED ON STRAIGHT LINES IN ALL VERTICAL SECTIONS INTERSECTING SAID LOWER FACE IN
Claim 2
Dependent Claim
110 words
A SELF-CLEARING SHOE SOLE COMPRISING A COMPRESSIBLE FLEXIBLE BASE HAVING A SUBSTANTIALLY FLAT PLANAR LOWER GROUND-ENGAGING FACE HAVING FORMED THEREIN A PLURALITY OF SEPARATE INDEPENDENT CUPS EXTENDING PARTLY THERETHROUGH AND ARRANGED IN TRANSVERSELY AND LONGITUDINALLY SPACED RELATION THEREIN, EACH OF SAID CUPS HAVING A CIRCUMFERENTIALLY CONTINUOUS SUBSTANTIALLY CYLINDRICAL SIDEWALL AND HAVING SUBSTANTIALLY THE ENTIRE AREA OF ITS BOTTOM DISPOSED ON A CONTINUOUS, CONVEX, SPHERICAL SURFACE EXTENDING TO SAID SIDEWALL AND FORMING A PROTUBERANCE WHICH JOINS IN ACUTE ANGULAR RELATION THE ASSOCIATED SIDEWALL BY A SUBSTANTIALLY CIRCULAR CONTINUOUS LINE OF JUNCTION, SAID SIDE WALL OF EACH CUP BEING DISPOSED ON STRAIGHT LINES IN ALL VERTICAL SECTIONS INTERSECTING SAID LOWER FACE IN
References Cited (Backward Citations)
US628209A
Cited
GB191405017A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |