US2566189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio distance and moving target indicator
Assignee: FR SADIR CARPENTIER SOC
•
Filing: 1947-07-15
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Granted: 1951-08-28
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Expires: 1967-07-15
Abstract
No abstract record available.
Inventors
- 👤 Gloess Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:55
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/50; G01S13/52; G01S13/522; G01S13/524; G01S1/00; G01S1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2407198A
Cited
US2410424A
Cited
US2422133A
Cited
US2422135A
Cited
US2491450A
Cited
US2534820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-27 | 1955-02-26 | 1955-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-27 | 1959-02-26 | 1959-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-27 | 1963-02-26 | 1963-08-28 | $7700.00 | Window Closed / Lapsed |