Patent US3220745A successfully refreshed from Google Patents.
US3220745A
Expired / Lapsed
US
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Boat transporting device
Assignee: Individual
•
Filing: 1963-10-29
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Granted: 1965-11-30
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Expires: 1983-10-29
Abstract
No abstract record available.
Inventors
- 👤 Charme Max W Du
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:10
CPC Classifications
B; B63; B63C; B63C13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A BOAT TRANSPORTING DEVICE WHICH COMPRISES: A MAIN SUPPORT STANDARD ANGULAR IN CROSS SECTION AND ADAPTED TO BE FITTED OVER THE STEM OF A BOAT; A WHEEL AND AXLE ASSEMBLY AS AN INTEGRAL PART OF THE LOWER END OF SAID MAIN SUPPORT STANDARD; AN UPPER SUPPORT BODY, ANGULAR IN CROSS-SECTION AND ADAPTED TO ENGAGE IN SUPPORTING RELATION TO BOTH GUNWALES OF A BOAT; A PAIR OF CLIPS ADAPTED TO BE FITTED DOWNWARDLY ON THE GUNWALES OF A BOAT AND ATTACHED TO AN ECCENTRIC LEVER LOCATED ON THE APEX OF SAID MAIN SUPPORT STAND-
Claim 2
Dependent Claim
93 words
A BOAT TRANSPORTING DEVICE WHICH COMPRISES: A MAIN SUPPORT STANDARD ANGULAR IN CROSS SECTION AND ADAPTED TO BE FITTED OVER THE STEM OF A BOAT; A WHEEL AND AXLE ASSEMBLY AS AN INTEGRAL PART OF THE LOWER END OF SAID MAIN SUPPORT STANDARD; AN UPPER SUPPORT BODY, ANGULAR IN CROSS-SECTION AND ADAPTED TO ENGAGE IN SUPPORTING RELATION TO BOTH GUNWALES OF A BOAT; A PAIR OF CLIPS ADAPTED TO BE FITTED DOWNWARDLY ON THE GUNWALES OF A BOAT AND ATTACHED TO AN ECCENTRIC LEVER LOCATED ON THE APEX OF SAID MAIN SUPPORT STAND-
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |