Patent US3081467A successfully refreshed from Google Patents.
US3081467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swim flipper
Assignee: Individual
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Filing: 1961-01-23
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Granted: 1963-03-19
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Expires: 1981-01-23
Abstract
No abstract record available.
Inventors
- 👤 Stephen S Ciccotelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:26
CPC Classifications
A; A63; A63B; A63B31/00; A63B31/08; A63B31/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN A SWIM FLIPPER ADAPTED TO BE MOUNTED ON A FOOT AND WHICH IS DESIGNED FOR SWIMMING WITH AN ARCUATE KICKING MOTION, COMPRISING A BOOT, A FIRST BAR ATTACHED TO SAID BOOT AND HAVING AN END EXTENDING BEYOND THE TOE OF SAID BOOT, A SECOND BAR SUPPORTED AT THE END OF SAID FIRST BAR AND AT LEAST IN PART EXTENDING BELOW SAID BOOT, AT LEAST ONE BLADE MEMBER HINGED TO SAID SECOND BAR BELOW SAID BOOT AND FREE TO SWING IN FRONT OF SAID SECOND BAR, AND MEANS TO LOCK SAID SECOND BAR INTO A POSITION IN WHICH THE THRUST POSITION OF THE MAJOR SURFACE OF SAID BLADE IS BELOW AND SUBSTANTIALLY PERPENDICULAR TO THE PLANE OF THE BOTTOM OF SAID FOOT, SAID SECOND BAR BEING PIVOTALLY SUPPORTED AT SAID FIRST BAR WHEREBY SAID SECOND BAR WITH SAID BLADE CAN BE MOVED ABOVE THE FOOT TO PERMIT WALKING.
Claim 2
Dependent Claim
148 words
IN A SWIM FLIPPER ADAPTED TO BE MOUNTED ON A FOOT AND WHICH IS DESIGNED FOR SWIMMING WITH AN ARCUATE KICKING MOTION, COMPRISING A BOOT, A FIRST BAR ATTACHED TO SAID BOOT AND HAVING AN END EXTENDING BEYOND THE TOE OF SAID BOOT, A SECOND BAR SUPPORTED AT THE END OF SAID FIRST BAR AND AT LEAST IN PART EXTENDING BELOW SAID BOOT, AT LEAST ONE BLADE MEMBER HINGED TO SAID SECOND BAR BELOW SAID BOOT AND FREE TO SWING IN FRONT OF SAID SECOND BAR, AND MEANS TO LOCK SAID SECOND BAR INTO A POSITION IN WHICH THE THRUST POSITION OF THE MAJOR SURFACE OF SAID BLADE IS BELOW AND SUBSTANTIALLY PERPENDICULAR TO THE PLANE OF THE BOTTOM OF SAID FOOT, SAID SECOND BAR BEING PIVOTALLY SUPPORTED AT SAID FIRST BAR WHEREBY SAID SECOND BAR WITH SAID BLADE CAN BE MOVED ABOVE THE FOOT TO PERMIT WALKING.
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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |