US2535309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocket
Assignee: Individual
•
Filing: 1947-03-04
•
Granted: 1950-12-26
•
Expires: 1967-03-04
Abstract
No abstract record available.
Inventors
- 👤 Mari Charles Napoleon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:10
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/46; F42B12/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US212170A
Cited
FR345165A
Cited
US932270A
Cited
FR430311A
Cited
US1187981A
Cited
FR502875A
Cited
US1302904A
Cited
FR777970A
Cited
US2175112A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |