US2982099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection arrangement in combustion equipment for gas turbine engines
Assignee: Rolls Royce PLC
•
Filing: 1957-10-04
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Granted: 1961-05-02
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Expires: 1977-10-04
Abstract
No abstract record available.
Inventors
- 👤 Carlisle Denis Richard
- 👤 Milner Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:51
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/02; F23R3/04; F23R3/10; F23R3/12; F23R3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1322999A
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US2554401A
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US2632299A
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US2827759A
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US2787319A
Cited
US2850875A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |