US3113550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water skiing
Assignee: Individual
•
Filing: 1961-10-04
•
Granted: 1963-12-10
•
Expires: 1981-10-04
Abstract
No abstract record available.
Inventors
- 👤 John E Omer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:57
CPC Classifications
B; B63; B63B; B63B32/00; B63B32/10; B63B32/30; B63B32/35
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A WATER SKI PROPULSION APPARATUS COMPRISING A WATER-INTAKE MEANS ADAPTED TO BE SUPPORTED BY AT LEAST ONE SKI, A LIGHTWEIGHT PRIME MOVER, A WATER PUMP ACTUATED BY SAID PRIME MOVER, MEANS FOR MOUNTING SAID PRIME MOVER AND PUMP ON THE BACK OF A SKIER, SAID PUMP HAVING A WATER INLET, A FLEXIBLE, NONCOLLAPSIBLE CONDUIT FOR CONDUCTING WATER FROM SAID INTAKE MEANS TO SAID INLET, AND A WATER DISCHARGE PORT IN COMMUNICATION WITH THE PRESSURE SIDE OF SAID PUMP ADAPTED TO DIRECT WATER REARWARDLY OF SAID SKIER.
Claim 2
Dependent Claim
86 words
A WATER SKI PROPULSION APPARATUS COMPRISING A WATER-INTAKE MEANS ADAPTED TO BE SUPPORTED BY AT LEAST ONE SKI, A LIGHTWEIGHT PRIME MOVER, A WATER PUMP ACTUATED BY SAID PRIME MOVER, MEANS FOR MOUNTING SAID PRIME MOVER AND PUMP ON THE BACK OF A SKIER, SAID PUMP HAVING A WATER INLET, A FLEXIBLE, NONCOLLAPSIBLE CONDUIT FOR CONDUCTING WATER FROM SAID INTAKE MEANS TO SAID INLET, AND A WATER DISCHARGE PORT IN COMMUNICATION WITH THE PRESSURE SIDE OF SAID PUMP ADAPTED TO DIRECT WATER REARWARDLY OF SAID SKIER.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |