Patent US322955A successfully refreshed from Google Patents.
Patent US3099010A successfully refreshed from Google Patents.
US3099010A
Expired / Lapsed
US
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High-q loading coil having plural interleaved paralleled windings in combination with axial antenna
Assignee: Columbia Products Co
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Filing: 1960-02-19
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Granted: 1963-07-23
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Expires: 1980-02-19
Abstract
No abstract record available.
Inventors
- 👤 Taylor John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:17
CPC Classifications
H; H01; H01Q; H01Q9/00; H01Q9/04; H01Q9/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
A UNITARY DIPOLE ANTENNA HAVING AN INTEGRALLY FORMED HIGH Q LOADING COIL THEREIN DISPOSED IN COAXIALLY RELATION WITH SAID ANTENNA AT AN INTERMEDIATE PORTION ALONG ITS LENGTH, SAID COIL COMPRISED OF A PLURALITY OF CONDUCTORS INTERWOUND IN THE SAME PLANE ABOUT A COMMON CORE WITH SAID ANTENNA AND DISPOSED AT AXIALLY SPACED POSITIONS ALONG SAID ANTENNA, CONDUCTIVE MEANS AT EACH END OF SAID COIL AND ELECTRICALLY INTERCONNECTED WITH THE RESPECTIVE ENDS OF SAID CONDUCTORS AT SYMMETRICALLY SPACED POINTS ON SAID CONDUCTIVE MEANS, AN ANTENNA CONDUCTOR DISPOSED LONGITUDINALLY IN SAID ANTENNA AND CONNECTED AT ITS INNER END TO ONE OF SAID CONDUCTIVE MEANS, AND MEANS FOR OPERATIVELY CONNECTING THE OTHER CONDUCTIVE MEANS TO RADIO APPARATUS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |