US2589078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft propulsion power plant
Assignee: Power Jets Research and Development Ltd
•
Filing: 1945-03-27
•
Granted: 1952-03-11
•
Expires: 1965-03-27
Abstract
No abstract record available.
Inventors
- 👤 Hawthorne William Rede
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:44
CPC Classifications
F; F02; F02C; F02C6/00; F02C6/20; F02C6/206; F02C3/00; F02C3/04; F02C3/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1959795A
Cited
US2050349A
Cited
US2243467A
Cited
US2292288A
Cited
US2326072A
Cited
US2409446A
Cited
US2411227A
Cited
US2504414A
Cited
US2454738A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-11 | 1955-09-10 | 1956-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-11 | 1959-09-10 | 1960-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-11 | 1963-09-10 | 1964-03-11 | $7700.00 | Window Closed / Lapsed |