US3474731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Warhead containing a hollow charge and a fragmentation section
Assignee: Individual
•
Filing: 1967-06-20
•
Granted: 1969-10-28
•
Expires: 1987-06-20
Abstract
No abstract record available.
Inventors
- 👤 Franz Rudolf Thomanek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:34
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/04; F42B12/10; F42B12/20; F42B12/22; F42B12/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB134948A
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GB127906A
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US2419414A
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US2900905A
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FR1090957A
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FR1098104A
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US3021784A
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US3101053A
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DE1174213B
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US3223037A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |