Patent US3785717A successfully refreshed from Google Patents.
US2830242A
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Servo system measuring apparatus
Assignee: Schneider Electric Systems USA Inc
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Filing: 1955-01-06
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Granted: 1958-04-08
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Expires: 1975-01-06
Abstract
No abstract record available.
Inventors
- 👤 Horace E Darling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:29
CPC Classifications
G; G05; G05B; G05B11/00; G05B11/01; G05B11/012; G05B11/016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2615936A
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US2647957A
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US2691074A
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US2681391A
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US2652460A
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US2729708A
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US2653282A
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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) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |