Patent US620306A successfully refreshed from Google Patents.
Patent US26809A successfully refreshed from Google Patents.
US2736166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Afterburning and exhaust nozzle
Assignee: —
•
Filing: —
•
Granted: 1956-02-28
•
Expires: 1973-02-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:48
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/06; F02K1/15; F02K1/16; F02K1/17; 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)
US971516A
Cited
US985793A
Cited
US1016018A
Cited
US1052588A
Cited
GB587558A
Cited
US2378037A
Cited
US2411895A
Cited
US2565854A
Cited
FR919004A
Cited
US2537772A
Cited
FR920910A
Cited
US2514248A
Cited
US2511385A
Cited
US2580962A
Cited
US2518000A
Cited
US2520434A
Cited
GB614341A
Cited
US2457595A
Cited
US2636344A
Cited
US2525207A
Cited
US2545703A
Cited
US2540642A
Cited
US2520967A
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) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |