US2870964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic cabin temperature control system
Assignee: Fairchild Engine and Airplane Corp
•
Filing: 1956-01-27
•
Granted: 1959-01-27
•
Expires: 1976-01-27
Abstract
No abstract record available.
Inventors
- 👤 Torsten H Lindbom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:48
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/185; F; F24; F24F; F24F11/00; F24F11/70; F24F11/80; F24F11/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US843909A
Cited
US2420043A
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US2477835A
Cited
US2474441A
Cited
US2574925A
Cited
FR1053765A
Cited
US2640649A
Cited
FR1105960A
Cited
GB759553A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |