Patent US3498222A successfully refreshed from Google Patents.
US3498222A
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US
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Ammunition having a subcalibre shell comprising a front cap and means for destroying this cap in flight
Assignee: Brevets Aero Mecaniques SA
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Filing: 1968-10-28
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Granted: 1970-03-03
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Expires: 1988-10-28
Abstract
No abstract record available.
Inventors
- 👤 Louis Birkigt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:58
CPC Classifications
F; F42; F42B; F42B14/00; F42B14/06; F42B14/064; F42B12/00; F42B12/02; F42B12/04; F42B12/06; F42B12/36; F42B12/38
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) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |