US3329901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selector systems for locking onto antenna receiving usable signal strength
Assignee: TDK Micronas GmbH
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Filing: 1963-06-03
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Granted: 1967-07-04
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Expires: 1983-06-03
Abstract
No abstract record available.
Inventors
- 👤 Case Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:35
CPC Classifications
H; H04; H04B; H04B7/00; H04B7/02; H04B7/10; G; G01; G01S; G01S1/00; G01S1/02; H01; H01Q; H01Q3/00; H01Q3/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
37 words
AN ANTENNA SELECTOR SYSTEM FOR LOCKING ONTO ONE OF A PLURALITY OF ANTENNAS WHICH RECEIVES A USABLE SIGNAL COMPRISING: SAMPLING MEANS INCLUDING TRIGGERING MEANS FOR ALTERNATELY SAMPLING THE ANTENNAS FOR THE PRESENCE OF A USABLE SIGNAL; AND
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |