US3534253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic wheatstone bridge means and means for adjusting the real and imaginary reluctance components of said bridge legs
Assignee: OTTO H ZINKE
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Filing: 1966-06-27
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Granted: 1970-10-13
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Expires: 1986-06-27
Abstract
No abstract record available.
Inventors
- 👤 Otto H Zinke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:08
CPC Classifications
G; G01; G01K; G01K7/00; G01K7/36; G01N; G01N27/00; G01N27/72; G01N27/80; G01R; G01R33/00; G01R33/12; G07; G07D; G07D5/00; G07D5/08
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) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |