US2800627A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for the measurement of the irregularities of electrical lines
Assignee: Alcatel Lucent SAS
•
Filing: 1954-05-04
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Granted: 1957-07-23
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Expires: 1974-05-04
Abstract
No abstract record available.
Inventors
- 👤 Oudin Jean
- 👤 Comte Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:08
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/08; G01R31/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2477023A
Cited
US2499000A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |