US2448007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-controlled projectile
Assignee: Unisys Corp
•
Filing: 1943-01-08
•
Granted: 1948-08-31
•
Expires: 1963-01-08
Abstract
No abstract record available.
Inventors
- 👤 Waldemar A Ayres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:48
CPC Classifications
F; F41; F41G; F41G7/00; F41G7/20; F41G7/22; F41G7/2246; F41G7/2273; F41G7/2286
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1318708A
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US1388932A
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US1506192A
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US2109475A
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US2176469A
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US2231929A
Cited
US2165800A
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US2285574A
Cited
US2322225A
Cited
GB546488A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-31 | 1952-03-01 | 1952-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-31 | 1956-03-01 | 1956-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-31 | 1960-03-01 | 1960-08-31 | $7700.00 | Window Closed / Lapsed |