US2502989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection device for diesel engines
Assignee: RATHBUN JONES ENGINEERING COMP
•
Filing: 1945-03-05
•
Granted: 1950-04-04
•
Expires: 1965-03-05
Abstract
No abstract record available.
Inventors
- 👤 Rathbun Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:53
CPC Classifications
F; F02; F02M; F02M59/00; F02D; F02D19/00; F02D19/06; F02D19/0639; F02D19/0649; F02D19/0663; F02D19/0684; F02D19/0686; F02D19/0689; F02D19/08; F02D19/081; F02M43/00; F02M43/02; F02M59/20; F02M59/34; F02M2700/00; F02M2700/13; F02M2700/1317; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/30
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1883980A
Cited
US1883265A
Cited
US1917169A
Cited
CH169805A
Cited
US2053682A
Cited
US2160735A
Cited
US2178902A
Cited
GB475391A
Cited
US2207337A
Cited
GB523163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-03 | 1953-10-03 | 1954-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-03 | 1957-10-03 | 1958-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-03 | 1961-10-03 | 1962-04-04 | $7700.00 | Window Closed / Lapsed |