US3015073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic amplifier
Assignee: Individual
•
Filing: 1958-05-26
•
Granted: 1961-12-26
•
Expires: 1978-05-26
Abstract
No abstract record available.
Inventors
- 👤 Mamon Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:38
CPC Classifications
H; H03; H03F; H03F9/00; H03F9/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2164383A
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US2284444A
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US2388070A
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US2338079A
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US2725515A
Cited
USRE24068E
Cited
US2770769A
Cited
US2764725A
Cited
US2809353A
Cited
US2845590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-25 | 1965-06-26 | 1965-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-25 | 1969-06-26 | 1969-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-25 | 1973-06-26 | 1973-12-26 | $7700.00 | Window Closed / Lapsed |