US2955745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature responsive surge control
Assignee: Fairchild Engine and Airplane Corp
•
Filing: 1956-12-17
•
Granted: 1960-10-11
•
Expires: 1976-12-17
Abstract
No abstract record available.
Inventors
- 👤 David U Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:24
CPC Classifications
F; F04; F04D; F04D27/00; F04D27/02; F04D27/0207
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1267880A
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US1222352A
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US2000721A
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US2007777A
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US2404324A
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US2442049A
Cited
US2684569A
Cited
US2705047A
Cited
US2705590A
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US2728518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |