US2624849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compression ignition engine power plant
Assignee: FELL DEVELOPMENTS Ltd
•
Filing: 1949-07-25
•
Granted: 1953-01-06
•
Expires: 1969-07-25
Abstract
No abstract record available.
Inventors
- 👤 Bennett-Powell John Ambrose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:28
CPC Classifications
B; B61; B61C; B61C5/00; B61C5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US979003A
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US1200997A
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US1167509A
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US1356065A
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US1353678A
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US1493773A
Cited
US1662723A
Cited
US1992568A
Cited
US2070615A
Cited
US2403398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |