US2465099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propulsion means comprising an internal-combustion engine and a propulsive jet
Assignee: Allis Chalmers Corp
•
Filing: 1943-11-20
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Granted: 1949-03-22
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Expires: 1963-11-20
Abstract
No abstract record available.
Inventors
- 👤 Johnson John Algot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:42
CPC Classifications
F; F02; F02C; F02C3/00; F02C3/04; F02C3/055; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE360880C
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US2128789A
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GB454266A
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US2159758A
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GB513751A
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US2163357A
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US2356557A
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GB538022A
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GB544940A
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US2411227A
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US2379455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |