US3034069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aperture effect correction circuit
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1958-02-04
•
Granted: 1962-05-08
•
Expires: 1978-02-04
Abstract
No abstract record available.
Inventors
- 👤 George H Fathauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:53
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/14; H04N5/20; H04N5/205; H04N5/208
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1829131A
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US2090513A
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US2070971A
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US2244022A
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US2206390A
Cited
US2591936A
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US2544508A
Cited
US2761920A
Cited
US2715179A
Cited
US2835750A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |