US2900595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic field detector
Assignee: Individual
•
Filing: 1955-08-31
•
Granted: 1959-08-18
•
Expires: 1975-08-31
Abstract
No abstract record available.
Inventors
- 👤 Clare L Mengel
- 👤 Dickerson P Miles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:59
CPC Classifications
G; G01; G01R; G01R33/00; G01R33/02; G01R33/032
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA507468A
Cited
US1816579A
Cited
US2426918A
Cited
US2582350A
Cited
US2642477A
Cited
US2526425A
Cited
US2623924A
Cited
US2794949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-17 | 1963-02-16 | 1963-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-17 | 1967-02-16 | 1967-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-17 | 1971-02-16 | 1971-08-18 | $7700.00 | Window Closed / Lapsed |