Patent US3381646A successfully refreshed from Google Patents.
US3381646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cabin cruiser dinghy davit
Assignee: ALVA JOHN LEDFORD
•
Filing: 1966-09-12
•
Granted: 1968-05-07
•
Expires: 1986-09-12
Abstract
No abstract record available.
Inventors
- 👤 Ledford Alva John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:08
CPC Classifications
B; B63; B63B; B63B23/00; B63B23/30; B63B23/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A CABIN CRUISER DINGHY DAVIT COMPRISING A FRAME, MEANS ATTACHABLE TO A CABIN CRUISER STERN AND GUIDING SAID FRAME FOR SWINGING BETWEEN A LOWERED SUBSTANTIALLY HORIZONTAL POSITION OVERLYING A DINGHY WHILE FLOATING AND AN UPRIGHT POSITION RAISED ALONGSIDE THE TRANSOM OF THE CABIN CRUISER, GRIPPING MEMBERS CARRIED BY SAID FRAME ENGAGEABLE WITH OPPOSITE SIDE PORTIONS OF A DINGHY AND MOVABLE RELATIVELY TOWARD AND AWAY FROM DINGHY-GRIPPING RELATIONSHIP, ONE OF SAID GRIPPING MEMBERS BEING MOVABLY CARRIED ON SAID FRAME AND MEANS EXTENDING FROM THE STERN PORTION OF THE CABIN CRUISER AND CONNECTED TO SAID MOVABLE GRIPPING MEMBER FOR EFFECTING RELATIVE MOVEMENT OF SAID DINGHY-GRIPPING MEMBERS TO GRIP A DINGHY THEREBETWEEN AND FOR SWINGING SAID FRAME FROM SAID LOWERED POSITION TO SAID RAISED POSITION TO LIFT AND TILT THE DINGHY.
Claim 2
Dependent Claim
128 words
A CABIN CRUISER DINGHY DAVIT COMPRISING A FRAME, MEANS ATTACHABLE TO A CABIN CRUISER STERN AND GUIDING SAID FRAME FOR SWINGING BETWEEN A LOWERED SUBSTANTIALLY HORIZONTAL POSITION OVERLYING A DINGHY WHILE FLOATING AND AN UPRIGHT POSITION RAISED ALONGSIDE THE TRANSOM OF THE CABIN CRUISER, GRIPPING MEMBERS CARRIED BY SAID FRAME ENGAGEABLE WITH OPPOSITE SIDE PORTIONS OF A DINGHY AND MOVABLE RELATIVELY TOWARD AND AWAY FROM DINGHY-GRIPPING RELATIONSHIP, ONE OF SAID GRIPPING MEMBERS BEING MOVABLY CARRIED ON SAID FRAME AND MEANS EXTENDING FROM THE STERN PORTION OF THE CABIN CRUISER AND CONNECTED TO SAID MOVABLE GRIPPING MEMBER FOR EFFECTING RELATIVE MOVEMENT OF SAID DINGHY-GRIPPING MEMBERS TO GRIP A DINGHY THEREBETWEEN AND FOR SWINGING SAID FRAME FROM SAID LOWERED POSITION TO SAID RAISED POSITION TO LIFT AND TILT THE DINGHY.
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) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |