US2979293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling for supersonic aircraft
Assignee: Individual
•
Filing: 1956-03-02
•
Granted: 1961-04-11
•
Expires: 1976-03-02
Abstract
No abstract record available.
Inventors
- 👤 Jay A Mount
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:51
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/22; F02C7/224; B; B64; B64D; B64D13/00; B64D13/006; Y; Y02; Y02T; Y02T50/00; Y02T50/50
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) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |