US2558148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid fuel injection nozzle for internal-combustion engines
Assignee: CAV Ltd
•
Filing: 1949-02-28
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Granted: 1951-06-26
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Expires: 1969-02-28
Abstract
No abstract record available.
Inventors
- 👤 Walter Wilfrid Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:50
CPC Classifications
F; F02; F02M; F02M61/00; F02M61/04; F02M61/10; F02M2700/00; F02M2700/07; F02M2700/074; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7832; Y10T137/8593; Y10T137/877; Y10T137/87708; Y10T137/87764
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1943718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-25 | 1954-12-25 | 1955-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-25 | 1958-12-25 | 1959-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-25 | 1962-12-25 | 1963-06-26 | $7700.00 | Window Closed / Lapsed |