Patent US3543151A successfully refreshed from Google Patents.
US3543151A
Expired / Lapsed
US
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Magneto-optical apparatus for the measurement of an electrical current flowing in an aerial highvoltage conductor
Assignee: Merlin Gerin SA
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Filing: 1968-01-08
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Granted: 1970-11-24
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Expires: 1988-01-08
Abstract
No abstract record available.
Inventors
- 👤 Yves Pelenc
- 👤 Georges Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:53
CPC Classifications
G; G01; G01J; G01J4/00; G01J4/04; G01R; G01R15/00; G01R15/14; G01R15/24; G01R15/245; G01R15/246
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-23 | 1974-05-25 | 1974-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-23 | 1978-05-25 | 1978-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-23 | 1982-05-25 | 1982-11-24 | $7700.00 | Window Closed / Lapsed |