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US2977858A
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US
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Aiming device for mortars
Assignee: Hotchkiss Brandt SA
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Filing: 1958-07-16
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Granted: 1961-04-04
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Expires: 1978-07-16
Abstract
No abstract record available.
Inventors
- 👤 Jasse Joseph Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:22
CPC Classifications
F; F41; F41G; F41G1/00; F41G1/46; F41G1/50; F41G1/30; F41G3/00; F41G3/14; F41G3/18
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) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |