US3396659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device of inflaming large-bore propelling charge
Assignee: Foersvarets Fabriksverk
•
Filing: 1967-04-24
•
Granted: 1968-08-13
•
Expires: 1987-04-24
Abstract
No abstract record available.
Inventors
- 👤 Rune V Akhagen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:34
CPC Classifications
F; F42; F42C; F42C19/00; F42C19/08; F42C19/0823; F42C19/0834; F42B; F42B19/00; F42B19/01; F42B19/08; F42B5/00; F42B5/02; F42B5/05; F42B5/26; F42B5/32; F42B5/36; F42C19/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2289318A
Cited
US3295448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |