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US2966591A
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US
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Object detection and tracking system
Assignee: Unisys Corp
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Filing: 1956-05-09
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Granted: 1960-12-27
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Expires: 1976-05-09
Abstract
No abstract record available.
Inventors
- 👤 Earl J Mccartney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:28
CPC Classifications
G; G01; G01S; G01S17/00; G01S17/66; G01S3/00; G01S3/78; G01S3/782; G01S3/783; G01S3/785; G01S3/786
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |