Patent US3587123A successfully refreshed from Google Patents.
US3587123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat boarding device
Assignee: Individual
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Filing: 1969-05-08
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Granted: 1971-06-28
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Expires: 1989-05-08
Abstract
Abstract A BOAT BOARDING PLATFORM FOR SWIMMERS HAVING LONGITUDINALLY PROJECTING INBOARD LEGS ADAPTED TO REST AGAINST THE BOAT SIDE NEAR THE BOTTOM. THE PLATFORM IS SUSPENDED FROM HOOKS SECURED OVEDR THE BOAT GUNWALE BY FLEXIBLE STRAPS SECURED TO THE HOOKS AT ONE END AND TO A SUPPORTING FRAME FOR THE PLATFORM AT THE OTHER. ONE PAIR OF STRAPS SUPPORTS THE INBOARD END OF THE FRAME AT EACH SIDE AND ANOTHER PAIR OF STRAPS IS ADJUSTED TO SUPPORT THE OUTBOARD END OF THE FRAME AT EACH SIDE AT A LEVEL UNDER WATER BELOW THAT OF THE LEGS SO THAT A SWIMMER CAN SLIDE UPON TO THE PLATFORM, THEN RISE AND STEP OVER THE GUNWALE.
Inventors
- 👤 Thomas W O'boyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:58
CPC Classifications
B; B63; B63B; B63B27/00; B63B27/14
Claims Analysis
Total Claims: 0
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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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |