US3302223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swim-fin
Assignee: Individual
•
Filing: 1965-03-26
•
Granted: 1967-02-07
•
Expires: 1985-03-26
Abstract
No abstract record available.
Inventors
- 👤 Ciccotelli Stephen Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:16
CPC Classifications
A; A63; A63B; A63B31/00; A63B31/08; A63B31/10; A63B31/11; A63B2031/115
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A SWIM-FIN COMPRISING A BOOT, A GENERALLY RECTANGULAR PROPELLING BLADE IN THE FORM OF A FLEXIBLE WEB, AND MEANS TO SUPPORT THE BLADE FROM THE BOOT, SAID SUPPORTING MEANS INCLUDING A TORSION BAR EXTENDING TRANSVERSELY OF THE BOOT AND JOINED TO THE REAR END OF THE BLADE, MEANS FIRMLY CONNECTING TO THE BOOT THE CENTRAL PORTION ONLY OF THE BAR, AND A PAIR OF STIFF SIDE MEMBERS JOINED TO THE OPPOSITE ENDS OF THE BAR AND EXTENDING FORWARD ALONG THE BLADE, THE BLADE BEING JOINED TO SAID MEMBERS, SAID STIFF SIDE MEMBERS BEING ADAPTED TO BE SWUNG UP AND DOWN BY THE BLADE DURING SWIMMING TO THEREBY TWIST SAID BAR ON A LONGITUDINAL AXIS BACK AND FORTH RELATIVE TO SAID CENTRAL PART OF THE BAR.
Claim 2
Dependent Claim
125 words
A SWIM-FIN COMPRISING A BOOT, A GENERALLY RECTANGULAR PROPELLING BLADE IN THE FORM OF A FLEXIBLE WEB, AND MEANS TO SUPPORT THE BLADE FROM THE BOOT, SAID SUPPORTING MEANS INCLUDING A TORSION BAR EXTENDING TRANSVERSELY OF THE BOOT AND JOINED TO THE REAR END OF THE BLADE, MEANS FIRMLY CONNECTING TO THE BOOT THE CENTRAL PORTION ONLY OF THE BAR, AND A PAIR OF STIFF SIDE MEMBERS JOINED TO THE OPPOSITE ENDS OF THE BAR AND EXTENDING FORWARD ALONG THE BLADE, THE BLADE BEING JOINED TO SAID MEMBERS, SAID STIFF SIDE MEMBERS BEING ADAPTED TO BE SWUNG UP AND DOWN BY THE BLADE DURING SWIMMING TO THEREBY TWIST SAID BAR ON A LONGITUDINAL AXIS BACK AND FORTH RELATIVE TO SAID CENTRAL PART OF THE BAR.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |