US2513883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel pump for engines
Assignee: Ingersoll Rand Co
•
Filing: 1947-01-15
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Granted: 1950-07-04
•
Expires: 1967-01-15
Abstract
No abstract record available.
Inventors
- 👤 John F Male
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:53
CPC Classifications
F; F02; F02M; F02M59/00; F02M59/20; F02M59/24; F02M59/26; F02M59/34; F02M2700/00; F02M2700/13; F02M2700/1317; F02M2700/1388
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |