US2683349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet engine combustion system having burner in the jet pipe and controlling means therefor
Assignee: ZF International UK Ltd
•
Filing: 1950-10-27
•
Granted: 1954-07-13
•
Expires: 1970-10-27
Abstract
No abstract record available.
Inventors
- 👤 Lawrence Owen Napier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:06
CPC Classifications
F; F02; F02K; F02K3/00; F02K3/08; F02K3/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB578311A
Cited
US2537772A
Cited
US2438663A
Cited
US2580962A
Cited
US2503048A
Cited
US2566373A
Cited
US2545703A
Cited
US2506611A
Cited
US2498939A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-12 | 1958-01-11 | 1958-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-12 | 1962-01-11 | 1962-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-12 | 1966-01-11 | 1966-07-13 | $7700.00 | Window Closed / Lapsed |