US2822931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for lading bombs and the like
Assignee: Individual
•
Filing: 1955-05-20
•
Granted: 1958-02-11
•
Expires: 1975-05-20
Abstract
No abstract record available.
Inventors
- 👤 Sparrow Wilber Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:54
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/87; B; B66; B66C; B66C13/00; B66C13/18; B66C2700/00; B66C2700/06; B66C2700/062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2189010A
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US2506242A
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US2445614A
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US2454840A
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US2523734A
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US2613822A
Cited
US2706052A
Cited
US2785807A
Cited
US2727639A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-10 | 1961-08-12 | 1962-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-10 | 1965-08-12 | 1966-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-10 | 1969-08-12 | 1970-02-11 | $7700.00 | Window Closed / Lapsed |