Patent US3313554A successfully refreshed from Google Patents.
US3313554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knock-down boat carrier
Assignee: Individual
•
Filing: 1964-12-09
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Granted: 1967-04-11
•
Expires: 1984-12-09
Abstract
No abstract record available.
Inventors
- 👤 Emery L Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:44
CPC Classifications
B; B63; B63C; B63C13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
IN A KNOCK-DOWN BOAT CARRIER, FRONT WHEEL MEANS, REAR WHEEL MEANS, SAID WHEEL MEANS BEING SUBSTANTIALLY IN ALIGNMENT ALONG THE AXIAL VERTICAL PLANE OF THE CARRIER, A PAIR OF PARALLEL FRAME MEMBERS REMOVABLY CONNECTED TO SAID WHEEL MEANS, BOAT CRADLING MEANS REMOVABLY CARRIED BY SAID FRAME MEMBERS, AND RIGIDIFYING MEMBERS EACH COMPRISING COMPLEMENTAL HALF-PART BARS SOCKETED TO RECEIVE SAID FRAME MEMBERS THEREBETWEEN, AND MANUALLY OPERABLE CLAMPING MEANS DISPOSED CENTRALLY OF SAID BARS TO CLAMP SAID FRAME BETWEEN SAID HALF PARTS.
Claim 2
Dependent Claim
80 words
IN A KNOCK-DOWN BOAT CARRIER, FRONT WHEEL MEANS, REAR WHEEL MEANS, SAID WHEEL MEANS BEING SUBSTANTIALLY IN ALIGNMENT ALONG THE AXIAL VERTICAL PLANE OF THE CARRIER, A PAIR OF PARALLEL FRAME MEMBERS REMOVABLY CONNECTED TO SAID WHEEL MEANS, BOAT CRADLING MEANS REMOVABLY CARRIED BY SAID FRAME MEMBERS, AND RIGIDIFYING MEMBERS EACH COMPRISING COMPLEMENTAL HALF-PART BARS SOCKETED TO RECEIVE SAID FRAME MEMBERS THEREBETWEEN, AND MANUALLY OPERABLE CLAMPING MEANS DISPOSED CENTRALLY OF SAID BARS TO CLAMP SAID FRAME BETWEEN SAID HALF PARTS.
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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) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |