Patent US3613136A successfully refreshed from Google Patents.
US3613136A
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Catamaran
Assignee: Individual
•
Filing: 1969-10-03
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Granted: 1971-10-19
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Expires: 1989-10-03
Abstract
Abstract A CATAMARAN IS DISCLOSED WHICH CAN BE CONVERTED INTO A TRAILER. THE CATAMARAN INCLUDES A CENTRAL SUPPORT UNIT WHICH TELESCOPES, TWO CROSS MEMBERS WHICH TELESCOPE AND WHICH ARE ATTACHED TO THE CENTRAL SUPPORT UNIT, AND TWO BOAT UNITS WHICH ARE FORMED OF TWO SECTIONS, EACH OF WHICH IS ATTACHED TO ONE OF THE CROSS MEMBERS. ONE OF THE BOAT SECTIONS OF EACH BOAT UNIT IS FOLDED OVER ON THE OTHER BOAT.
Inventors
- 👤 Joseph A Cogliano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:58
CPC Classifications
B; B63; B63B; B63B7/00; B63B7/02; B63B7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-10-18 | 1975-04-19 | 1975-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-18 | 1979-04-19 | 1979-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-18 | 1983-04-19 | 1983-10-19 | $7700.00 | Window Closed / Lapsed |