Patent US3606858A successfully refreshed from Google Patents.
US3606858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remotely steerable electric outboard motor
Assignee: Individual
•
Filing: 1970-01-19
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Granted: 1971-09-21
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Expires: 1990-01-19
Abstract
Abstract A PROPULSION UNIT FOR A BOAT IS DISCLOSED WHICH INCLUDES A SUBMERSIBLE ELECTRIC PROPULSION UNIT CONNECTED TO A VERTICALLY DISPOSED TUBULAR SHAFT WHICH IS ROTATABLY JOURNALED IN A SUPPORT THAT IS ATTACHABLE TO A BOAT. A FIRST CHAIN SPROCKET IS CONNECTED TO THE END OF THE SHAFT AND A SECOND CHAIN SPROCKET IS JOURNALED ON THE SUPPORT. A PUSH-PULL CABLE IS ATTACHED TO ONE REACH OF AN ENDLESS CHAIN THAT IS COUPLED AROUND THE SPROCKETS. THE CABLE IS RECIPROCATED BY A REMOTELY LOCATED ACTUATING UNIT.
Inventors
- 👤 Neal B Edwards
- 👤 Stanley B Lucas Sr
- 👤 Chester C Semon Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:41
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/007
Claims Analysis
Total Claims: 0
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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) | 1974-09-20 | 1975-03-22 | 1975-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-20 | 1979-03-22 | 1979-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-20 | 1983-03-22 | 1983-09-21 | $7700.00 | Window Closed / Lapsed |