Patent US3307290A successfully refreshed from Google Patents.
US3307290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy hydrojet outboard motor
Assignee: Individual
•
Filing: 1964-06-09
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Granted: 1967-03-07
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Expires: 1984-06-09
Abstract
No abstract record available.
Inventors
- 👤 Haakon O Pedersen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:40
CPC Classifications
A; A63; A63H; A63H23/00; A63H23/02; A63H23/04; A63H23/06; F; F02; F02B; F02B61/00; F02B61/04; F02B61/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A TOY HYDROJET OUTBOARD MOTOR FOR ATTACHMENT TO TOY BOATS TO PROPEL THEM IN WATER COMPRISING, IN COMBINATION; A CASING FORMED OF A PAIR OF LONGITUDINAL, SYMMETRICALLY OPPOSITE, COMPLEMENTARY ABUTTING HALVES DEFINING AN UPPER ENCLOSURE, A LOWER ENCLOSURE HAVING A COMMUNICATING INLET POSITIONED BELOW THE SURFACE OF THE WATER AND A DISCHARGE NOZZLE VISIBLY POSITIONED ABOVE SAID SURFACE; AN AXIAL FLOW IMPELLER ROTATABLY MOUNTED IN SAID LOWER ENCLOSURE; AND A DRIVING MOTOR SUPPORTED IN SAID UPPER ENCLOSURE AND CONNECTED TO SAID IMPELLER TO ROTATE SAID IMPELLER, DRAW WATER IN THE INLET, AND EXPEL IT AT HIGH SPEED THROUGH SAID NOZZLE TO PROVIDE A FORWARD IMPELLING THRUST; SAID CASING INCLUDING MEANS FORMING AN OPENING SPACING SAID UPPER AND LOWER ENCLOSURES TO FORM A WATER DRAINAGE PATH TO PROTECT SAID MOTOR AGAINST WATER LEAKAGE FROM SAID LOWER ENCLOSURE.
Claim 2
Dependent Claim
136 words
A TOY HYDROJET OUTBOARD MOTOR FOR ATTACHMENT TO TOY BOATS TO PROPEL THEM IN WATER COMPRISING, IN COMBINATION; A CASING FORMED OF A PAIR OF LONGITUDINAL, SYMMETRICALLY OPPOSITE, COMPLEMENTARY ABUTTING HALVES DEFINING AN UPPER ENCLOSURE, A LOWER ENCLOSURE HAVING A COMMUNICATING INLET POSITIONED BELOW THE SURFACE OF THE WATER AND A DISCHARGE NOZZLE VISIBLY POSITIONED ABOVE SAID SURFACE; AN AXIAL FLOW IMPELLER ROTATABLY MOUNTED IN SAID LOWER ENCLOSURE; AND A DRIVING MOTOR SUPPORTED IN SAID UPPER ENCLOSURE AND CONNECTED TO SAID IMPELLER TO ROTATE SAID IMPELLER, DRAW WATER IN THE INLET, AND EXPEL IT AT HIGH SPEED THROUGH SAID NOZZLE TO PROVIDE A FORWARD IMPELLING THRUST; SAID CASING INCLUDING MEANS FORMING AN OPENING SPACING SAID UPPER AND LOWER ENCLOSURES TO FORM A WATER DRAINAGE PATH TO PROTECT SAID MOTOR AGAINST WATER LEAKAGE FROM SAID LOWER ENCLOSURE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |