Patent US725458A successfully refreshed from Google Patents.
US2986002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leaky-type exhaust nozzle for jet propulsion devices
Assignee: Curtiss Wright Corp
•
Filing: 1957-06-05
•
Granted: 1961-05-30
•
Expires: 1977-06-05
Abstract
No abstract record available.
Inventors
- 👤 Ferri Antonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:23
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/38; F02K1/06; F02K1/12; F02K1/1207; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB191400975A
Cited
GB704669A
Cited
FR998358A
Cited
FR1032108A
Cited
US2703959A
Cited
FR1086315A
Cited
GB654344A
Cited
US2846844A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |