US2780995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projectile with extra-sensitive head
Assignee: Bombrini Parodi Delfino SpA
•
Filing: 1953-05-04
•
Granted: 1957-02-12
•
Expires: 1973-05-04
Abstract
No abstract record available.
Inventors
- 👤 Migliaccio Etereo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:04
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/20; F42B12/201; F42B12/204; F42B12/04; F42B12/10; F42B12/36; F42B12/44; F42C; F42C1/00; F42C1/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1153513A
Cited
US1435228A
Cited
US1968134A
Cited
US2304152A
Cited
GB561927A
Cited
US2426997A
Cited
US2697400A
Cited
US2700934A
Cited
US2564870A
Cited
US2669182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-12 | 1960-08-13 | 1961-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-12 | 1964-08-13 | 1965-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-12 | 1968-08-13 | 1969-02-12 | $7700.00 | Window Closed / Lapsed |