US3331348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Masts for sailing vessels
Assignee: IAN PROCTOR METAL MASTS Ltd
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Filing: 1966-04-25
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Granted: 1967-07-18
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Expires: 1986-04-25
Abstract
No abstract record available.
Inventors
- 👤 David E Dyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:42
CPC Classifications
B; B63; B63B; B63B15/00; B63B15/0083; B63H; B63H9/00; B63H9/04; B63H9/08; B63H2009/086
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
FOR USE IN A SAILING VESSEL, A MAST HAVING AN ATTACHMENT POINT FOR A BOOM GOOSENECK AND INCORPORATING A LUFF ROPE GROOVE EXTENDING FROM A POINT ADJACENT THE HEAD OF SAID MAST TO A POINT ABOVE DECK LEVEL AND WITH ITS LOWER EXTREMITY SOME DISTANCE ABOVE SAID BOTTOM ATTACHMENT POINT, AND A SLIDEWAY WITHIN SAID MAST ADJACENT THE FORWARD WALL OF SAID LUFF ROPE GROOVE AND RUNNING, FOR PART OF ITS LENGTH, PARALLEL THERETO; SAID SLIDEWAY EXTENDING FROM AN UPPER POINT WHICH IS AT LEAST NO LOWER THAN SAID LOWER EXTREMITY OF SAID LUFF ROPE GROOVE TO A LOWER POINT WHICH IS BELOW THE LOWER EXTREMITY OF SAID LUFF ROPE GROOVE BUT ABOVE SAID BOOM ATTACHMENT POINT, SAID SLIDEWAY SERVING TO CARRY SLIDES ATTACHED TO, AND EXTENDING FORWARDLY OF A LUFF ROPE DISPOSED IN SAID LUFF ROPE GROOVE
Claim 2
Dependent Claim
138 words
FOR USE IN A SAILING VESSEL, A MAST HAVING AN ATTACHMENT POINT FOR A BOOM GOOSENECK AND INCORPORATING A LUFF ROPE GROOVE EXTENDING FROM A POINT ADJACENT THE HEAD OF SAID MAST TO A POINT ABOVE DECK LEVEL AND WITH ITS LOWER EXTREMITY SOME DISTANCE ABOVE SAID BOTTOM ATTACHMENT POINT, AND A SLIDEWAY WITHIN SAID MAST ADJACENT THE FORWARD WALL OF SAID LUFF ROPE GROOVE AND RUNNING, FOR PART OF ITS LENGTH, PARALLEL THERETO; SAID SLIDEWAY EXTENDING FROM AN UPPER POINT WHICH IS AT LEAST NO LOWER THAN SAID LOWER EXTREMITY OF SAID LUFF ROPE GROOVE TO A LOWER POINT WHICH IS BELOW THE LOWER EXTREMITY OF SAID LUFF ROPE GROOVE BUT ABOVE SAID BOOM ATTACHMENT POINT, SAID SLIDEWAY SERVING TO CARRY SLIDES ATTACHED TO, AND EXTENDING FORWARDLY OF A LUFF ROPE DISPOSED IN SAID LUFF ROPE GROOVE
References Cited (Backward Citations)
US2454640A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |