US2737014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auxiliary steam engine attachment for internal-combustion engines
Assignee: Individual
•
Filing: 1951-01-24
•
Granted: 1956-03-06
•
Expires: 1971-01-24
Abstract
No abstract record available.
Inventors
- 👤 Bush Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:14
CPC Classifications
F; F02; F02G; F02G5/00; F02G5/02; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US912567A
Cited
US992881A
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US1373509A
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US1436078A
Cited
GB168402A
Cited
DE418212C
Cited
US1812277A
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FR640177A
Cited
US1952495A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |