Patent US2657532A successfully refreshed from Google Patents.
US2657532A
Expired / Lapsed
US
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Liquid fuel atomizer located upstream of a flame stabilizing baffle
Assignee: Power Jets Research and Development Ltd
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Filing: 1949-08-23
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Granted: 1953-11-03
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Expires: 1969-08-23
Abstract
No abstract record available.
Inventors
- 👤 Reid John
- 👤 Allan G Earl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:27
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/10; F23; F23R; F23R3/00; F23R3/02; F23R3/16; F23R3/18; F23R3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
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Cited
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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) | 1956-11-02 | 1957-05-04 | 1957-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-02 | 1961-05-04 | 1961-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-02 | 1965-05-04 | 1965-11-03 | $7700.00 | Window Closed / Lapsed |