Patent US3271798A successfully refreshed from Google Patents.
US3271798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for launching, landing and portaging a boat
Assignee: Individual
•
Filing: 1964-08-06
•
Granted: 1966-09-13
•
Expires: 1984-08-06
Abstract
No abstract record available.
Inventors
- 👤 Max A Zoretic
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:55
CPC Classifications
B; B63; B63C; B63C13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
IN COMBINATION WITH A BOAT HAVING A KEEL STRIP DISPOSED ADJACENT THE LONGITUDINAL CENTERLINE OF THE HULL, A WHEEL ASSEMBLY TO BE ATTACHED TO THE BOAT TO AID IN LAUNCHING, LANDING AND TRANSPORTING THE BOAT, SAID WHEEL ASSEMBLY COMPRISING A SUPPORTING FRAME PIVOTALLY ATTACHED TO AND EXTENDING DOWNWARDLY FROM THE GUNWALE OF THE BOAT ALONG THE HULL AND THE LOWER END OF SAID SUPPORTING FRAME EXTENDING INWARDLY BENEATH THE HULL TOWARD THE LONGITUDINAL CENTERLINE OF THE HULL, WHEEL MEANS CARRIED BY THE LOWER END OF THE SUPPORTING FRAME LOCATED IN A VERTICAL PLANE BETWEEN A VERTICAL PLANE PASSING THROUGH SAID CENTERLINE AND THE VERTICAL PLANE PASSING THROUGH SAID GUNWALE, AND LOCKING MEANS EXTENDING LATERALLY FROM THE WHEEL MEANS TOWARD SAID CENTERLINE AND DISPOSED TO ENGAGE THE KEEL STRIP ON SAID BOAT.
Claim 2
Dependent Claim
131 words
IN COMBINATION WITH A BOAT HAVING A KEEL STRIP DISPOSED ADJACENT THE LONGITUDINAL CENTERLINE OF THE HULL, A WHEEL ASSEMBLY TO BE ATTACHED TO THE BOAT TO AID IN LAUNCHING, LANDING AND TRANSPORTING THE BOAT, SAID WHEEL ASSEMBLY COMPRISING A SUPPORTING FRAME PIVOTALLY ATTACHED TO AND EXTENDING DOWNWARDLY FROM THE GUNWALE OF THE BOAT ALONG THE HULL AND THE LOWER END OF SAID SUPPORTING FRAME EXTENDING INWARDLY BENEATH THE HULL TOWARD THE LONGITUDINAL CENTERLINE OF THE HULL, WHEEL MEANS CARRIED BY THE LOWER END OF THE SUPPORTING FRAME LOCATED IN A VERTICAL PLANE BETWEEN A VERTICAL PLANE PASSING THROUGH SAID CENTERLINE AND THE VERTICAL PLANE PASSING THROUGH SAID GUNWALE, AND LOCKING MEANS EXTENDING LATERALLY FROM THE WHEEL MEANS TOWARD SAID CENTERLINE AND DISPOSED TO ENGAGE THE KEEL STRIP ON SAID BOAT.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |