US3105661A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for cooling and enhancing jet engine performance of supersonic aircraft
Assignee: GEN APPLIED SCIENCE LAB Inc
•
Filing: 1957-10-09
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Granted: 1963-10-01
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Expires: 1977-10-09
Abstract
No abstract record available.
Inventors
- 👤 Ferri Antonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:11
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/10; F02K7/16; F02C; F02C3/00; F02C3/04; F02C3/06; F02K3/00; F02K3/02; F02K3/04; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2644298A
Cited
DE554906C
Cited
US2405919A
Cited
US2696079A
Cited
US2637984A
Cited
US2840986A
Cited
US2974478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |