US3070816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible boat
Assignee: Individual
•
Filing: 1961-08-09
•
Granted: 1963-01-01
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Expires: 1981-08-09
Abstract
No abstract record available.
Inventors
- 👤 Charles T Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:51
CPC Classifications
B; B63; B63B; B63B7/00; B63B7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
A COLLAPSIBLE BOAT INCLUDING, A FRAMEWORK HAVING A PLURALITY OF SPACED U-SHAPED RIB MEMBERS AND A STERN FRAME CONNECTED AT UPPER SIDE PORTIONS BY A GUNWALE, A PROW MEMBER CONNECTED TO THE GUNWALE AT THE FORWARD END OF THE BOAT AND EXTENDING DOWNWARDLY AND REARWARDLY THEREFROM, MEANS CONNECTING THE PROW MEMBER TO THE FORWARDMOST U-SHAPED RIB MEMBER, EACH OF SAID U-SHAPED RIB MEMBERS HAVING CROSS BARS AT THE BOTTOM PORTIONS THEREOF, A RIGID FLOOR MEMBER UNDERLYING SAID RIB CROSS BARS, FASTENERS ON THE CROSS BARS OF THE RIBS AND ENGAGING THE UNDER SURFACE OF THE FLOORING TO REMOVABLY SECURE THE RIBS AND FLOORING TOGETHER, A FLEXIBLE WATERPROOF SKIN SHAPED TO FIT AROUND THE FRAMEWORK AND HAVING AN UPPER MARGIN TURNED INWARDLY OVER THE GUNWALE AND STERN FRAME, A PLURALITY OF RESILIENT PLANKS OF UNICELLULAR MATERIAL EXTENDING LONGITUDINALLY OF THE BOAT BETWEEN THE FLOORING AND THE SKIN FOR MAINTAINING SAID SKIN IN SPACED RELATION TO SAID FLOORING, AND FASTENING MEANS CONNECTING THE UPPER MARGINS OF THE SKIN AND THE FRAMEWORK FOR TENISONING THE SKIN ON THE FRAMEWORK COMPRESSING THE RESILIENT PLANKS INTO ENGAGEMENT WITH FLOOR TO HOLD SAME IN PLACE.
Claim 2
Dependent Claim
189 words
A COLLAPSIBLE BOAT INCLUDING, A FRAMEWORK HAVING A PLURALITY OF SPACED U-SHAPED RIB MEMBERS AND A STERN FRAME CONNECTED AT UPPER SIDE PORTIONS BY A GUNWALE, A PROW MEMBER CONNECTED TO THE GUNWALE AT THE FORWARD END OF THE BOAT AND EXTENDING DOWNWARDLY AND REARWARDLY THEREFROM, MEANS CONNECTING THE PROW MEMBER TO THE FORWARDMOST U-SHAPED RIB MEMBER, EACH OF SAID U-SHAPED RIB MEMBERS HAVING CROSS BARS AT THE BOTTOM PORTIONS THEREOF, A RIGID FLOOR MEMBER UNDERLYING SAID RIB CROSS BARS, FASTENERS ON THE CROSS BARS OF THE RIBS AND ENGAGING THE UNDER SURFACE OF THE FLOORING TO REMOVABLY SECURE THE RIBS AND FLOORING TOGETHER, A FLEXIBLE WATERPROOF SKIN SHAPED TO FIT AROUND THE FRAMEWORK AND HAVING AN UPPER MARGIN TURNED INWARDLY OVER THE GUNWALE AND STERN FRAME, A PLURALITY OF RESILIENT PLANKS OF UNICELLULAR MATERIAL EXTENDING LONGITUDINALLY OF THE BOAT BETWEEN THE FLOORING AND THE SKIN FOR MAINTAINING SAID SKIN IN SPACED RELATION TO SAID FLOORING, AND FASTENING MEANS CONNECTING THE UPPER MARGINS OF THE SKIN AND THE FRAMEWORK FOR TENISONING THE SKIN ON THE FRAMEWORK COMPRESSING THE RESILIENT PLANKS INTO ENGAGEMENT WITH FLOOR TO HOLD SAME IN PLACE.
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) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |