Patent US3072274A successfully refreshed from Google Patents.
US3072274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Car top boat loader and unloader
Assignee: Individual
•
Filing: 1959-05-15
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Granted: 1963-01-08
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Expires: 1979-05-15
Abstract
No abstract record available.
Inventors
- 👤 Harry N Atwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:58
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/10; B60P3/1008
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A CAR TOP BOAT UNLOADER COMPRISING A POST ADAPTED TO BE FASTENED IN UPRIGHT POSITION ON THE CAR FRAME, A BOAT TRANSOM BRACKET AND A COUPLING MOUNTING THE TRANSOM BRACKET ON SAID POST FOR PIVOTAL MOVEMENT ABOUT A VERTICAL AXIS WHEREBY A BOAT HAVING ITS TRANSOM ENGAGED BY SAID BRACKET CAN BE SWUNG GENERALLY IN A HORIZONTAL PLANE BETWEEN A FIRST POSITION ON TOP OF THE CAR AND A SECOND POSITION CLEAR OF THE CAR, SAID COUPLING FURTHER COMPRISING MEANS ON WHICH THE BOAT MAY BE PIVOTED ABOUT ITS LONGITUDINAL AXIS BETWEEN INVERTED AND UPRIGHT POSITIONS IN THE COURSE OF MANIPULATING THE BOAT BETWEEN INVERTED POSITION ON TOP OF THE CAR AND AN UPRIGHT POSITION AT GROUND OR WATER LEVEL.
Claim 2
Dependent Claim
120 words
A CAR TOP BOAT UNLOADER COMPRISING A POST ADAPTED TO BE FASTENED IN UPRIGHT POSITION ON THE CAR FRAME, A BOAT TRANSOM BRACKET AND A COUPLING MOUNTING THE TRANSOM BRACKET ON SAID POST FOR PIVOTAL MOVEMENT ABOUT A VERTICAL AXIS WHEREBY A BOAT HAVING ITS TRANSOM ENGAGED BY SAID BRACKET CAN BE SWUNG GENERALLY IN A HORIZONTAL PLANE BETWEEN A FIRST POSITION ON TOP OF THE CAR AND A SECOND POSITION CLEAR OF THE CAR, SAID COUPLING FURTHER COMPRISING MEANS ON WHICH THE BOAT MAY BE PIVOTED ABOUT ITS LONGITUDINAL AXIS BETWEEN INVERTED AND UPRIGHT POSITIONS IN THE COURSE OF MANIPULATING THE BOAT BETWEEN INVERTED POSITION ON TOP OF THE CAR AND AN UPRIGHT POSITION AT GROUND OR WATER LEVEL.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |