Patent US3071195A successfully refreshed from Google Patents.
US3071195A
Expired / Lapsed
US
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Propeller for outboard motor
Assignee: Individual
•
Filing: 1960-07-08
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Granted: 1963-01-01
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Expires: 1980-07-08
Abstract
No abstract record available.
Inventors
- 👤 Osmaston Ronald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:04
CPC Classifications
B; B63; B63H; B63H1/00; B63H1/02; B63H1/12; B63H1/14; B63H1/20; B63H1/26; B63H23/00; B63H23/32; B63H23/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
AN OUTBOARD MOTOR PROPELLER COMPRISING A HUB ADAPTED TO BE SECURED TO THE PROPELLER SHAFT OF AN OUTBOARD MOTOR, BLADES FOR ATTACHMENT TO THE HUB, AND MEANS FOR RELEASABLY SECURING THE BLADES TO THE HUB, THE HUB HAVING SIX LOCATIONS, ONLY AT EACH OF WHICH A BLADE CAN BE SECURED TO THE HUB, THE FIRST TO FOURTH LOCATIONS BEING DISPOSED AT EQUIANGULAR INTERVALS AROUND THE HUB AXIS AND THE FOURTH, FIFTH AND SIXTH LOCATIONS BEING AT EQUIANGULAR
Claim 2
Dependent Claim
77 words
AN OUTBOARD MOTOR PROPELLER COMPRISING A HUB ADAPTED TO BE SECURED TO THE PROPELLER SHAFT OF AN OUTBOARD MOTOR, BLADES FOR ATTACHMENT TO THE HUB, AND MEANS FOR RELEASABLY SECURING THE BLADES TO THE HUB, THE HUB HAVING SIX LOCATIONS, ONLY AT EACH OF WHICH A BLADE CAN BE SECURED TO THE HUB, THE FIRST TO FOURTH LOCATIONS BEING DISPOSED AT EQUIANGULAR INTERVALS AROUND THE HUB AXIS AND THE FOURTH, FIFTH AND SIXTH LOCATIONS BEING AT EQUIANGULAR
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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) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |