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US2396064A
Expired / Lapsed
US
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Ignition or firing mechanism
Assignee: Individual
•
Filing: 1943-12-10
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Granted: 1946-03-05
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Expires: 1963-12-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Van Karner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:49
CPC Classifications
F; F42; F42C; F42C9/00; F42C9/10; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/46; F42B12/50; F42B3/00; F42B3/10; F42B3/117; F42C15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-03-04 | 1949-09-03 | 1950-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-03-04 | 1953-09-03 | 1954-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-03-04 | 1957-09-03 | 1958-03-05 | $7700.00 | Window Closed / Lapsed |