US2744506A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-stroke uniflow-scavenged internal combustion engine
Assignee: Texaco Development Corp
•
Filing: 1953-05-19
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Granted: 1956-05-08
•
Expires: 1973-05-19
Abstract
No abstract record available.
Inventors
- 👤 Reynolds Blake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:58
CPC Classifications
F; F02; F02B; F02B3/00; F02B3/02; F02B31/00; F02B75/00; F02B75/02; F02B2075/022; F02B2075/025; F02B2275/00; F02B2275/42; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH184692A
Cited
US2108576A
Cited
US2186812A
Cited
US2195044A
Cited
US2216083A
Cited
CH218461A
Cited
GB605611A
Cited
US2484009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |