US2512658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amplitude control of electric oscillations
Assignee: International Standard Electric Corp
•
Filing: 1943-02-27
•
Granted: 1950-06-27
•
Expires: 1963-02-27
Abstract
No abstract record available.
Inventors
- 👤 Levy Maurice Moise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:08
CPC Classifications
H; H03; H03L; H03L5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB425308A
Cited
US2049179A
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US2144995A
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US2263683A
Cited
US2343207A
Cited
US2272788A
Cited
US2247468A
Cited
US2373997A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-26 | 1953-12-26 | 1954-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-26 | 1957-12-26 | 1958-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-26 | 1961-12-26 | 1962-06-27 | $7700.00 | Window Closed / Lapsed |