Patent US3570062A successfully refreshed from Google Patents.
Patent US3085539A successfully refreshed from Google Patents.
US3085539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sailing vessel with square-rigged masts
Assignee: Individual
•
Filing: 1960-07-29
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Granted: 1963-04-16
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Expires: 1980-07-29
Abstract
No abstract record available.
Inventors
- 👤 Prolss Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:56
CPC Classifications
B; B63; B63H; B63H9/00; B63H9/04; B63H9/06; B63B; B63B15/00; B63B15/0083; B63B2015/0016; B63B2015/0033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A SAILING SHIP INCLUDING AT LEAST ONE SQUARE RIGGED MAST ADAPTED TO TURN ABOUT ITS VERTICAL AXIS, EACH MAST HAVING THREE STRUTS CONSTITUTING A TRIPOD, A PLURALITY OF REARWARDLY CURVED YARDS RIGIDLY DISPOSED UPON SAID MAST AND SECURED TO TWO OF SAID STRUTS, SAID YARDS BEING SUBSTANTIALLY PERPENDICULAR TO SAID AXIS, SAID TWO STRUTS BEING INCLINED TO SAID AXIS SO THAT SAID AXIS PASSES THROUGH THE CENTER OF GRAVITY OF SAID YARDS AND RIGGING, AT LEAST ONE SAIL ADAPTED TO BE CARRIED BY SAID MAST, THE SURFACE OF SAID SAIL BEING SUBSTANTIALLY VERTICAL DURING NORMAL HEEL OF SAID SHIP, MEANS ATTACHED TO SAID SAIL AND ADJACENT YARDS FOR HORIZONTALLY GUIDING AND FURLING SAID SAILS BETWEEN SAID ADJACENT YARDS, MEANS ON SAID SHIP AND CONNECTED TO SAID SAILS, MAST AND YARDS WHEREBY THE MOVEMENT OF SAID SAILS MAY BE CONTROLLED INDEPENDENTLY FROM EACH OTHER.
Claim 2
Dependent Claim
143 words
A SAILING SHIP INCLUDING AT LEAST ONE SQUARE RIGGED MAST ADAPTED TO TURN ABOUT ITS VERTICAL AXIS, EACH MAST HAVING THREE STRUTS CONSTITUTING A TRIPOD, A PLURALITY OF REARWARDLY CURVED YARDS RIGIDLY DISPOSED UPON SAID MAST AND SECURED TO TWO OF SAID STRUTS, SAID YARDS BEING SUBSTANTIALLY PERPENDICULAR TO SAID AXIS, SAID TWO STRUTS BEING INCLINED TO SAID AXIS SO THAT SAID AXIS PASSES THROUGH THE CENTER OF GRAVITY OF SAID YARDS AND RIGGING, AT LEAST ONE SAIL ADAPTED TO BE CARRIED BY SAID MAST, THE SURFACE OF SAID SAIL BEING SUBSTANTIALLY VERTICAL DURING NORMAL HEEL OF SAID SHIP, MEANS ATTACHED TO SAID SAIL AND ADJACENT YARDS FOR HORIZONTALLY GUIDING AND FURLING SAID SAILS BETWEEN SAID ADJACENT YARDS, MEANS ON SAID SHIP AND CONNECTED TO SAID SAILS, MAST AND YARDS WHEREBY THE MOVEMENT OF SAID SAILS MAY BE CONTROLLED INDEPENDENTLY FROM EACH OTHER.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |