Patent US573485A successfully refreshed from Google Patents.
Patent US3212470A successfully refreshed from Google Patents.
US3212470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Outboard rotary sail
Assignee: Individual
•
Filing: 1964-07-23
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Granted: 1965-10-19
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Expires: 1984-07-23
Abstract
No abstract record available.
Inventors
- 👤 Stanley W Wiggin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:15
CPC Classifications
B; B63; B63H; B63H13/00; Y; Y02; Y02T; Y02T70/00; Y02T70/50; Y02T70/5218; Y02T70/5236
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A DRIVE SYSTEM FOR A BOAT, COMPRISING (A) A TUBULAR SUPPORT, (B) MEANS DETACHABLY MOUNTING SAID SUPPORT UPRIGHT TO SAID BOAT SELECTIVE ROTATION ABOUT A VERTICAL AXIS, (C) A DRIVE SHAFT ROTATABLY MOUNTED CONCENTRICALLY WITHIN SAID SUPPORT, (D) A PROPELLER MOUNTED ON THE LOWER PORTION OF SAID SUPPORT FOR ROTATION ABOUT AN AXIS GENERALLY PERPENDICULAR TO SAID SUPPORT AND DRIVINGLY CONNECTED TO THE LOWER PORTION OF SAID SHAFT, (E) WIND TURBINE MEANS MOUNTED ON THE UPPER PORTION OF SAID SHAFT, AND (F) STEERING MEANS CONNECTED TO SAID SUPPORT FOR ROTATING SAID SUPPORT AND THE DIRECTION OF SAID PROPELLER WITH RESPECT TO SAID BOAT.
Claim 2
Dependent Claim
103 words
A DRIVE SYSTEM FOR A BOAT, COMPRISING (A) A TUBULAR SUPPORT, (B) MEANS DETACHABLY MOUNTING SAID SUPPORT UPRIGHT TO SAID BOAT SELECTIVE ROTATION ABOUT A VERTICAL AXIS, (C) A DRIVE SHAFT ROTATABLY MOUNTED CONCENTRICALLY WITHIN SAID SUPPORT, (D) A PROPELLER MOUNTED ON THE LOWER PORTION OF SAID SUPPORT FOR ROTATION ABOUT AN AXIS GENERALLY PERPENDICULAR TO SAID SUPPORT AND DRIVINGLY CONNECTED TO THE LOWER PORTION OF SAID SHAFT, (E) WIND TURBINE MEANS MOUNTED ON THE UPPER PORTION OF SAID SHAFT, AND (F) STEERING MEANS CONNECTED TO SAID SUPPORT FOR ROTATING SAID SUPPORT AND THE DIRECTION OF SAID PROPELLER WITH RESPECT TO SAID BOAT.
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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |