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US3361966A
Expired / Lapsed
US
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Spectrum-analyzer using a vibratingreed assembly
Assignee: Boeing North American Inc
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Filing: 1964-10-27
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Granted: 1968-01-02
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Expires: 1984-10-27
Abstract
No abstract record available.
Inventors
- 👤 Clarence R Gerber
- 👤 Albert I Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:09
CPC Classifications
G; G01; G01R; G01R23/00; G01R23/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
49 words
THE COMBINATION COMPRISING: A REED-ASSEMBLY HAVING A PLURALITY OF VIBRATABLE REEDS, INCLUDING AN OSCILLATOR-REED; MEANS FOR CAUSING THE VIBRATION OF SAID REEDS TO PRODUCE OUTPUT SIGNALS; AND CLOSED LOOK FEEDBACK MEANS FOR APPLYING THE OUTPUT SIGNAL FROM SAID OSCILLATOR-REED TO SAID REED-ASSEMBLY FOR PRODUCING SUSTAINED VIBRATION OF SAID OSCILLATORREED.
References Cited (Backward Citations)
US2681588A
Cited
US2753524A
Cited
US3235799A
Cited
US2967274A
Cited
US3078426A
Cited
US3213197A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |