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US3366735A
Expired / Lapsed
US
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Edge signal circuit for automatic tracking system which generates edge signals for edges at any angle to the direction of the scanning lines
Assignee: United States Department of the Navy
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Filing: 1964-08-17
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Granted: 1968-01-30
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Expires: 1984-08-17
Abstract
No abstract record available.
Inventors
- 👤 Klaus J Hecker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:01
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/78; G01S3/782; G01S3/785; G01S3/786; G01S3/7864
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB820283A
Cited
US3328761A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |