US2779284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Explosion initiating device
Assignee: Individual
•
Filing: 1953-04-10
•
Granted: 1957-01-29
•
Expires: 1973-04-10
Abstract
No abstract record available.
Inventors
- 👤 Ernest M Kane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:57
CPC Classifications
F; F42; F42C; F42C15/00; F42C15/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |