Patent US3086301A successfully refreshed from Google Patents.
US3086301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe construction
Assignee: ALLURE SHOE CORP
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Filing: 1962-03-19
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Granted: 1963-04-23
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Expires: 1982-03-19
Abstract
No abstract record available.
Inventors
- 👤 Pastor Gerardo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:34
CPC Classifications
A; A43; A43B; A43B13/00; A43B13/14; A43B13/141; A43B13/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A SHOE CONSTRUCTION COMPRISING A GROUND-ENGAGEABLE OUTSOLE, AN UPPER CONNECTED TO SAID OUTSOLE ALONG THE MARGIN THEREOF, SAID OUTSOLE HAVING A GENERALLY CENTRAL THROUGH OPENING, AND A FLEXIBLE DIAPHRAGM EXTENDING ACROSS SAID OUTSOLE OPENING SPACED ABOVE THE LOWER SURFACE OF SAID OUTSOLE FOR SUPPORTING A WEARER''S FOOT, WHEREBY SAID DIAPHRAGM IS ADAPTED TO SUPPORT A WEARER''S FOOT OVER AN AIRSPACE BETWEEN SAID DIAPHRAGM AND THE GROUND.
Claim 2
Dependent Claim
66 words
A SHOE CONSTRUCTION COMPRISING A GROUND-ENGAGEABLE OUTSOLE, AN UPPER CONNECTED TO SAID OUTSOLE ALONG THE MARGIN THEREOF, SAID OUTSOLE HAVING A GENERALLY CENTRAL THROUGH OPENING, AND A FLEXIBLE DIAPHRAGM EXTENDING ACROSS SAID OUTSOLE OPENING SPACED ABOVE THE LOWER SURFACE OF SAID OUTSOLE FOR SUPPORTING A WEARER''S FOOT, WHEREBY SAID DIAPHRAGM IS ADAPTED TO SUPPORT A WEARER''S FOOT OVER AN AIRSPACE BETWEEN SAID DIAPHRAGM AND THE GROUND.
References Cited (Backward Citations)
US2411850A
Cited
FR1218309A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |