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US3259752A
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US
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Portable engine
Assignee: Honda Gijutsu Kenkyusho KK
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Filing: 1963-10-23
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Granted: 1966-07-05
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Expires: 1983-10-23
Abstract
No abstract record available.
Inventors
- 👤 Honda Soichiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:33
CPC Classifications
F; F02; F02B; F02B63/00; F02B63/04; F02B75/00; F02B75/16; F02B77/00; F02B77/11; F02B63/044; F02B2063/046; F02B63/048
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A PORTABLE ENGINE COMPRISING, A CASING WITH A CYLINDER AND A CRANK CHAMBER LONGITUDINALLY DISPOSED THEREIN; SAID CRANK CHAMBER HAVING A CRANK SHAFT EXTENDING THROUGH IT; A FIRST SUCTION FAN; A FIRST END OF SAID CRANK SHAFT BEING LINKED TO SAID FIRST SUCTION FAN; A DYNAMO; THE OTHER END OF SAID CRANK SHAFT BEING LINKED TO SAID DYNAMO; SAID CASING HAVING A BOTTOM SURFACE; A HEAT IN-
Claim 2
Dependent Claim
67 words
A PORTABLE ENGINE COMPRISING, A CASING WITH A CYLINDER AND A CRANK CHAMBER LONGITUDINALLY DISPOSED THEREIN; SAID CRANK CHAMBER HAVING A CRANK SHAFT EXTENDING THROUGH IT; A FIRST SUCTION FAN; A FIRST END OF SAID CRANK SHAFT BEING LINKED TO SAID FIRST SUCTION FAN; A DYNAMO; THE OTHER END OF SAID CRANK SHAFT BEING LINKED TO SAID DYNAMO; SAID CASING HAVING A BOTTOM SURFACE; A HEAT IN-
References Cited (Backward Citations)
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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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |