US3175310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Webbed instep protector
Assignee: International Shoe Co
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Filing: 1964-03-20
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Granted: 1965-03-30
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Expires: 1984-03-20
Abstract
No abstract record available.
Inventors
- 👤 Macquaid Craig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:17
CPC Classifications
A; A43; A43C; A43C13/00; A43C13/14; A43B; A43B7/00; A43B7/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
A PROTECTIVE SHOE COMPRISING AN UPPER, AN OUTSOLE, A WELT ABOVE THE OUTSOLE, THE UPPER HAVING SIDES ADJACENT THE WELT, THE WELT EXTENDING LATERALLY BEYOND THE SIDES OF THE UPPER, A RELATIVELY RIGID GUARD EXTENDING ACROSS AT LEAST THE MAJOR PORTION OF THE INSTEP PART OF THE SHOE, THE GUARD HAVING SIDES THAT EXTEND DOWNWARDLY ADJACENT THE SIDES OF THE UPPER TO PROVIDE LOWER EDGES OF THE GUARD POSITIONED ABOVE THE WELT, AND A FLEXIBLE RELATIVELY INELASTIC TAPE HAVING ENDS ATTACHED TO THE SIDES OF THE GUARD, THE CENTRAL PORTION OF THE TAPE BETWEEN ITS ENDS BEING DISCONNECTED FROM THE GUARD AND RESTING UPON THE UPPER, THE LENGTH OF THE CENTRAL PORTION OF THE TAPE BETWEEN ITS POINTS OF ATTACHMENT TO THE GUARD BEING LESS THAN THE LENGTH OF THE GUARD BETWEEN THE POINTS OF ATTACHMENT OF THE TAPE SO THAT WHEN NO DOWNWARD FORCE IS APPLIED TO THE GUARD THE TAPE RESTS UPON THE UPPER AND SPACES THE GUARD ABOVE THE UPPER, WHEREBY THE TAPE RESTRAINS LATERAL SEPARATION OF THE SIDES OF THE GUARD BEYOND THE SIDE EDGES OF THE WELT WHEN DOWNWARD FORCES ARE APPLIED TO THE TOP OF THE GUARD.
Claim 2
Dependent Claim
193 words
A PROTECTIVE SHOE COMPRISING AN UPPER, AN OUTSOLE, A WELT ABOVE THE OUTSOLE, THE UPPER HAVING SIDES ADJACENT THE WELT, THE WELT EXTENDING LATERALLY BEYOND THE SIDES OF THE UPPER, A RELATIVELY RIGID GUARD EXTENDING ACROSS AT LEAST THE MAJOR PORTION OF THE INSTEP PART OF THE SHOE, THE GUARD HAVING SIDES THAT EXTEND DOWNWARDLY ADJACENT THE SIDES OF THE UPPER TO PROVIDE LOWER EDGES OF THE GUARD POSITIONED ABOVE THE WELT, AND A FLEXIBLE RELATIVELY INELASTIC TAPE HAVING ENDS ATTACHED TO THE SIDES OF THE GUARD, THE CENTRAL PORTION OF THE TAPE BETWEEN ITS ENDS BEING DISCONNECTED FROM THE GUARD AND RESTING UPON THE UPPER, THE LENGTH OF THE CENTRAL PORTION OF THE TAPE BETWEEN ITS POINTS OF ATTACHMENT TO THE GUARD BEING LESS THAN THE LENGTH OF THE GUARD BETWEEN THE POINTS OF ATTACHMENT OF THE TAPE SO THAT WHEN NO DOWNWARD FORCE IS APPLIED TO THE GUARD THE TAPE RESTS UPON THE UPPER AND SPACES THE GUARD ABOVE THE UPPER, WHEREBY THE TAPE RESTRAINS LATERAL SEPARATION OF THE SIDES OF THE GUARD BEYOND THE SIDE EDGES OF THE WELT WHEN DOWNWARD FORCES ARE APPLIED TO THE TOP OF THE GUARD.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |