Patent US2697400A successfully refreshed from Google Patents.
US2697400A
Expired / Lapsed
US
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Projectile with shaped charge and point initiating fuze
Assignee: Individual
•
Filing: 1944-02-14
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Granted: 1954-12-21
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Expires: 1964-02-14
Abstract
No abstract record available.
Inventors
- 👤 Lyle K Liljegren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:45
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/04; F42B12/10; F42C; F42C14/00; F42C15/00; F42C15/18; F42C15/188; F42C15/192; F42C15/196; F42C19/00; F42C19/08; F42C19/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1322083A
Cited
US633458A
Cited
GB191128030A
Cited
GB217955A
Cited
US1534012A
Cited
US1563418A
Cited
US1955779A
Cited
GB467392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-20 | 1958-06-21 | 1958-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-20 | 1962-06-21 | 1962-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-20 | 1966-06-21 | 1966-12-21 | $7700.00 | Window Closed / Lapsed |