Patent US2866506A successfully refreshed from Google Patents.
US2866506A
Expired / Lapsed
US
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Digital systems for the automatic control of machinery
Assignee: Raytheon Co
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Filing: 1954-10-25
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Granted: 1958-12-30
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Expires: 1974-10-25
Abstract
No abstract record available.
Inventors
- 👤 Doran C Hierath
- 👤 Claude A Lane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:42
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/24; B21D28/26; B21D28/265; G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/21; G05B19/23; G05B19/238; G05B2219/00; G05B2219/30; G05B2219/36; G05B2219/36366; G05B2219/36368; G05B2219/36574; G05B2219/36586; G05B2219/42; G05B2219/42213; G05B2219/43; G05B2219/43194; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300896; Y10T83/00; Y10T83/162; Y10T83/173; Y10T83/175; Y10T83/178; Y10T83/647; Y10T83/654; Y10T83/6563
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1849642A
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US2656106A
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US2484968A
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US2536916A
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US2748665A
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US2537427A
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US2672067A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |