US3003312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exhaust nozzle for jet engines
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1957-08-19
•
Granted: 1961-10-10
•
Expires: 1977-08-19
Abstract
No abstract record available.
Inventors
- 👤 Jack D Jewell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:12
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/54; F02K1/56; F02K1/60; F02K1/605; B; B64; B64C; B64C9/00; B64C9/38; F02K1/002; F02K1/008; F02K1/36; F02K1/46
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |