US3039445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engines of the liquid fuel injection compression ignition type
Assignee: Rover Co Ltd
•
Filing: 1959-07-13
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Granted: 1962-06-19
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Expires: 1979-07-13
Abstract
No abstract record available.
Inventors
- 👤 Crowther Philip Aubre Thornton
- 👤 Swaine John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:31
CPC Classifications
F; F02; F02B; F02B23/00; F02B23/02; F02B23/06; F02B23/0603; F02B23/0636; F02B23/0645; F02B23/0648; F02B23/0651; F02B23/0672; F02B23/0678; F02F; F02F3/00; F02F3/28; F02F3/285; F02B2275/00; F02B2275/14; F02B23/0618; F02B23/0621; F02B23/066; F02B23/0669; F02B3/00; F02B3/06; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2511992A
Cited
US2762348A
Cited
US2709992A
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US2855906A
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FR1140705A
Cited
US2832325A
Cited
US2873727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |