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US3098231A Expired / Lapsed US ⏱️ 0.0 years remaining

Multiple frequency antenna system

Assignee: MOSLEY ELECTRONICS Inc
•
Filing: 1960-07-18
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Granted: 1963-07-16
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Expires: 1980-07-18
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Abstract

No abstract record available.

Inventors

  • 👤 Vrain Wallace E St
  • 👤 Curt A Locke

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 21:30
CPC Classifications
H; H01; H01Q; H01Q9/00; H01Q9/04; H01Q9/06; H01Q9/14; H03; H03H; H03H2/00; H03H2/005

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 156 words
A MULTIPLE FREQUENCY ANTENNA TUNING SYSTEM COOPERABLE WITH AN ANTENNA TO PROVIDE RESONANCE FOR AT LEAST FOUR SEPARATE FREQUENCIES, SAID ANTENNA SYSTEM COMPRISING A LOW FREQUENCY COIL HAVING HIGH IMPEDANCE TO THE HIGHER FREQUENCIES, A PARALLEL RESONANT INSOLATING CIRCUIT COMPRISING AND INDUCTANCE AND CAPACITANCE CONNECTED IN PARALLEL AND TUNED TO THE LOWEST FREQUENCY AND HAVING HIGH IMPEDANCE TO THE HIGHER FREQUENCIES, THE LOW FREQUENCY COIL AND THE INDUCTANCE IN THE PARALLEL RESONANT CIRCUIT BEING ADJUSTABLE IN IMPEDANCE AND FORMED BY PROVIDING DIVIDER TAP MEANS UPON A SINGLE IMPEDANCE COIL AND AT LEAST THREE SEPARATE SERIES RESONANT CIRCUITS CONNECTED IN PARALLEL TO ONE ANOTHER, SAID SERIES RESONANT CIRCUITS BEING INDIVIDUALLY RESONANT TO AT LEAST THREE SEPARATE HIGHER FREQUENCIES AND COMPRISING AN INDUCTANCE AND CAPACITANCE CONNECTED IN SERIES, SAID SERIES RESONANT CIRCUITS BEING CONNECTED AS A GROUP IN SERIES WITH THE PARALLEL RESONANT CIRCUIT AND ALL OF SAID CIRCUITS BEING CONNECTED IN PARALLEL TO SAID LOW FREQNENCY COIL.

References Cited (Backward Citations)

US1656225A Cited
US1627767A Cited
US2005236A Cited
US2321376A Cited
US2830283A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-07-15 1967-01-14 1967-07-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-07-15 1971-01-14 1971-07-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-07-15 1975-01-14 1975-07-16 $7700.00 Window Closed / Lapsed

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