US2547174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injector mechanism
Assignee: Individual
•
Filing: 1946-07-03
•
Granted: 1951-04-03
•
Expires: 1966-07-03
Abstract
No abstract record available.
Inventors
- 👤 Gardiner M Rogers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:39
CPC Classifications
F; F02; F02M; F02M59/00; F02M59/20; F02M59/24; F02M59/26; F02M57/00; F02M57/02; F02M59/44; F02M2700/00; F02M2700/13; F02M2700/1317; F02M2700/1388; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2617
Claims Analysis
Total Claims: 0
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US1953449A
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US2174526A
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US2211496A
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US2378165A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |