US2678425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analogue computer
Assignee: Raytheon Co
•
Filing: 1950-02-21
•
Granted: 1954-05-11
•
Expires: 1970-02-21
Abstract
No abstract record available.
Inventors
- 👤 Conrad H Hoeppner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:04
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/19; G06G7/1921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2195864A
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US2145332A
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US2471253A
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US2480837A
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US2426225A
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US2462111A
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US2580421A
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US2451044A
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US2437707A
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US2497411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-10 | 1957-11-09 | 1958-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-10 | 1961-11-09 | 1962-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-10 | 1965-11-09 | 1966-05-11 | $7700.00 | Window Closed / Lapsed |