US2861177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for correcting phase and amplitude
Assignee: TDK Micronas GmbH
•
Filing: 1955-04-04
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Granted: 1958-11-18
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Expires: 1975-04-04
Abstract
No abstract record available.
Inventors
- 👤 Dishal Milton
- 👤 Grand Jesse S Le
- 👤 George L Pellegrinelli
- 👤 Homer W Morrow
- 👤 John A Koehler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:18
CPC Classifications
G; G01; G01R; G01R27/00; G01R27/28; G01R27/32; G01S; G01S1/00; G01S1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2449174A
Cited
US2358454A
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US2562943A
Cited
US2520823A
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US2479817A
Cited
US2691733A
Cited
US2745067A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |