US2456812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recoilless gun
Assignee: Individual
•
Filing: 1944-09-19
•
Granted: 1948-12-21
•
Expires: 1964-09-19
Abstract
No abstract record available.
Inventors
- 👤 Blacker Latham Valenti Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:48
CPC Classifications
F; F41; F41A; F41A19/00; F41A19/06; F41A19/25; F41A19/27; F41A19/29; F41A19/39; F41F; F41F3/00; F41F3/04; F41F3/045; F41F3/052
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE308475C
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US1326763A
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GB106141A
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US1359425A
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US1347125A
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US1440333A
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GB405159A
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GB412580A
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CH208565A
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US2363675A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-21 | 1952-06-21 | 1952-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-21 | 1956-06-21 | 1956-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-21 | 1960-06-21 | 1960-12-21 | $7700.00 | Window Closed / Lapsed |