US2575824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injector for rocket devices
Assignee: Individual
•
Filing: 1948-01-31
•
Granted: 1951-11-20
•
Expires: 1968-01-31
Abstract
No abstract record available.
Inventors
- 👤 Eugene A Maynor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:36
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1051672A
Cited
US1070872A
Cited
US1189593A
Cited
US1133507A
Cited
US1885219A
Cited
US2315547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |