US2195709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel-injection engine
Assignee: John Fowler & Co Leeds Ltd
•
Filing: 1939-04-17
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Granted: 1940-04-02
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Expires: 1959-04-17
Abstract
No abstract record available.
Inventors
- 👤 Sanders Arthur Freeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:14
CPC Classifications
F; F02; F02B; F02B3/00; F02B19/00; F02B19/14; F02B23/00; F02B23/02; F02B23/04; F02B43/00; F02B2710/00; F02B2710/02; F02B2720/00; F02B2720/22; F02B2720/226; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y02T10/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-04-02 | 1943-10-02 | 1944-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-04-02 | 1947-10-02 | 1948-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-04-02 | 1951-10-02 | 1952-04-02 | $7700.00 | Window Closed / Lapsed |