Patent US2586772A successfully refreshed from Google Patents.
US2586772A
Expired / Lapsed
US
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Photographic system for moving target indication
Assignee: Individual
•
Filing: 1947-03-10
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Granted: 1952-02-26
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Expires: 1967-03-10
Abstract
No abstract record available.
Inventors
- 👤 Robert M Ashby
- 👤 James H Muncy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:48
CPC Classifications
G; G03; G03B; G03B15/00; G03B15/16; G01; G01S; G01S7/00; G01S7/02; G01S7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1135919A
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US2198815A
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US2275898A
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US2323534A
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US2412670A
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US2414319A
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US2446668A
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US2437173A
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US2459481A
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US2530828A
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US2460350A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |