US3421075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thin film magnetometer using thin film coated conductors
Assignee: United States Department of the Navy
•
Filing: 1966-05-27
•
Granted: 1969-01-07
•
Expires: 1986-05-27
Abstract
No abstract record available.
Inventors
- 👤 Henry S Belson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:46
CPC Classifications
G; G01; G01R; G01R33/00; G01R33/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2632883A
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US3083353A
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US3042997A
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US3031648A
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US3132299A
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US3227944A
Cited
US3239754A
Cited
US3271665A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-07 | 1972-07-08 | 1973-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-07 | 1976-07-08 | 1977-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-07 | 1980-07-08 | 1981-01-07 | $7700.00 | Window Closed / Lapsed |