Patent US2432422A successfully refreshed from Google Patents.
US2432422A
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US
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Electrical measuring system
Assignee: Elsag Bailey Inc
•
Filing: 1942-08-03
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Granted: 1947-12-09
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Expires: 1962-08-03
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Hornfeck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:41
CPC Classifications
G; G05; G05B; G05B11/00; G05B11/01; G05B11/012; G05B11/013
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2371236A
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US2234349A
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US2287002A
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US2203689A
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US2277849A
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US2275317A
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US2293502A
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US2285540A
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US2358103A
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US2310955A
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US2333393A
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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) | 1950-12-08 | 1951-06-09 | 1951-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-08 | 1955-06-09 | 1955-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-08 | 1959-06-09 | 1959-12-09 | $7700.00 | Window Closed / Lapsed |