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US2618764A
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Assignee: Geovision Inc
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Filing: 1949-04-15
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Granted: 1952-11-18
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Expires: 1969-04-15
Abstract
No abstract record available.
Inventors
- 👤 Rieber Lu Garda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:17
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/28; G01V1/34; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2102; Y10T74/2104
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2297126A
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US2208379A
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US2275974A
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US2312761A
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US2313966A
Cited
US2412291A
Cited
US2464558A
Cited
US2421747A
Cited
US2426439A
Cited
US2457580A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-18 | 1956-05-19 | 1956-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-18 | 1960-05-19 | 1960-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-18 | 1964-05-19 | 1964-11-18 | $7700.00 | Window Closed / Lapsed |