Patent US2711532A successfully refreshed from Google Patents.
US2711532A
Expired / Lapsed
US
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Simplified radar range unit
Assignee: Individual
•
Filing: 1945-10-16
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Granted: 1955-06-21
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Expires: 1965-10-16
Abstract
No abstract record available.
Inventors
- 👤 Eugene A Slusser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:22
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/66; G01S13/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2404527A
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US2400641A
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US2445584A
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US2403527A
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US2421018A
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US2485584A
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US2428058A
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US2433667A
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US2412111A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-20 | 1958-12-20 | 1959-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-20 | 1962-12-20 | 1963-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-20 | 1966-12-20 | 1967-06-21 | $7700.00 | Window Closed / Lapsed |