US2503684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet-adjusting means
Assignee: United States, WAR, Secretary of
•
Filing: 1944-02-01
•
Granted: 1950-04-11
•
Expires: 1964-02-01
Abstract
No abstract record available.
Inventors
- 👤 Winslow B Pope
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:04
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/80; F02K9/86; F42; F42B; F42B10/00; F42B10/60; F42B10/66
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1279400A
Cited
US2269677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-10 | 1953-10-10 | 1954-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-10 | 1957-10-10 | 1958-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-10 | 1961-10-10 | 1962-04-11 | $7700.00 | Window Closed / Lapsed |