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US3086301A Expired / Lapsed US ⏱️ 0.0 years remaining

Shoe construction

Assignee: ALLURE SHOE CORP
•
Filing: 1962-03-19
•
Granted: 1963-04-23
•
Expires: 1982-03-19
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Abstract

No abstract record available.

Inventors

  • 👤 Pastor Gerardo

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 14:59
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

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