Patent US3173395A successfully refreshed from Google Patents.
US3173395A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double ended sailboat
Assignee: PRICE RANCH
•
Filing: 1963-04-18
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Granted: 1965-03-16
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Expires: 1983-04-18
Abstract
No abstract record available.
Inventors
- 👤 Andre J M Laurent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:05
CPC Classifications
B; B63; B63H; B63H9/00; B63H9/04; B63B; B63B1/00; B63B1/02; B63B1/10; B63B1/12; B63B1/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A DOUBLE-ENDED SAILING VESSEL COMPRISING IN COMBINATION: (A) A DOUBLE-ENDED HULL; (D) A MAST SUBSTANTIALLY CENTERED BETWEEN THE TWO ENDS OF THE HULL; (C) A TRIANGULAR SAIL WITH THE PEAK OF THE SAIL HELD BY THE MAST; (D) A SINGLE YARD ARM AT THE BOTTOM OF SAID ATTACHED TO THE SAIL, SAID YARD ARM EXTENDING ACROSS THE ENTIRE WIDTH OF SAID SAIL; AND (E) PIVOT MEANS ATTACHING THE CENTER OF THE YARD ARM TO THE MAST, SAID PIVOT MEANS COMPRISING A FIRST COLLAR ATTACHED TO THE YARD ARM AND FITTING LOOSELY OVER THE MAST AND A SECOND COLLAR FASTENED TO THE MAST ABOVE THE FIRST COLLAR, SAID SECOND COLLAR PREVENTING THE FIRST COLLAR FROM RIDING UP THE MAST, SAID PIVOT ALLOWING THE YARD ARM BOTH TO PIVOT AROUND THE MAST AND TO TILT RELATIVE THERETO, SAID TILTING MOVEMENT PERMITTING THE YARD ARM TO TILT, MAINTAINING THE LEADING EDGE OF THE SAIL TAUT.
Claim 2
Dependent Claim
152 words
A DOUBLE-ENDED SAILING VESSEL COMPRISING IN COMBINATION: (A) A DOUBLE-ENDED HULL; (D) A MAST SUBSTANTIALLY CENTERED BETWEEN THE TWO ENDS OF THE HULL; (C) A TRIANGULAR SAIL WITH THE PEAK OF THE SAIL HELD BY THE MAST; (D) A SINGLE YARD ARM AT THE BOTTOM OF SAID ATTACHED TO THE SAIL, SAID YARD ARM EXTENDING ACROSS THE ENTIRE WIDTH OF SAID SAIL; AND (E) PIVOT MEANS ATTACHING THE CENTER OF THE YARD ARM TO THE MAST, SAID PIVOT MEANS COMPRISING A FIRST COLLAR ATTACHED TO THE YARD ARM AND FITTING LOOSELY OVER THE MAST AND A SECOND COLLAR FASTENED TO THE MAST ABOVE THE FIRST COLLAR, SAID SECOND COLLAR PREVENTING THE FIRST COLLAR FROM RIDING UP THE MAST, SAID PIVOT ALLOWING THE YARD ARM BOTH TO PIVOT AROUND THE MAST AND TO TILT RELATIVE THERETO, SAID TILTING MOVEMENT PERMITTING THE YARD ARM TO TILT, MAINTAINING THE LEADING EDGE OF THE SAIL TAUT.
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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) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |