Patent US2546415A successfully refreshed from Google Patents.
US2546415A
Expired / Lapsed
US
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Circumferentially arranged temperature device in jet pipe of combustion turbine
Assignee: Power Jets Research and Development Ltd
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Filing: 1946-12-02
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Granted: 1951-03-27
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Expires: 1966-12-02
Abstract
No abstract record available.
Inventors
- 👤 Alcock John Forster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:59
CPC Classifications
F; F01; F01D; F01D17/00; F01D17/02; F01D17/08; F01D17/085
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) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |