Patent US3177485A successfully refreshed from Google Patents.
US3177485A
Expired / Lapsed
US
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Automatic radar target tracking system
Assignee: Individual
•
Filing: 1960-03-02
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Granted: 1965-04-06
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Expires: 1980-03-02
Abstract
No abstract record available.
Inventors
- 👤 Jr John W Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:08
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/66; G01S13/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2709804A
Cited
US2573840A
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US2773981A
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US2774964A
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US2924818A
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US2995744A
Cited
US3050722A
Cited
US2878326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |