Patent US2622577A successfully refreshed from Google Patents.
US2622577A
Expired / Lapsed
US
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Fuel-injection pump
Assignee: Individual
•
Filing: 1948-12-06
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Granted: 1952-12-23
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Expires: 1968-12-06
Abstract
No abstract record available.
Inventors
- 👤 Retel Jules Marie Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:20
CPC Classifications
F; F02; F02M; F02M41/00; F02M41/16; F02M41/02; F02M41/06; F02M41/063; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85978; Y10T137/86115
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) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |