Patent US3315264A successfully refreshed from Google Patents.
US3315264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Monopole antenna including electrical switching means for varying the length of the outer coaxial conductor with respect to the center conductor
Assignee: Individual
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Filing: 1965-07-08
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Granted: 1967-04-18
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Expires: 1985-07-08
Abstract
No abstract record available.
Inventors
- 👤 Brueckmann Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:49
CPC Classifications
H; H01; H01Q; H01Q9/00; H01Q9/04; H01Q9/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN COMBINATION WITH A MONOPOLE ANTENNA MOUNTED ON A BASE PLATE AND HAVING A CENTER CONDUCTOR PROJECTING SUBSTANTIALLY ABOVE SAID BASE PLATE; AN OUTER COAXIAL, SHIELDING CONDUCTOR SURROUNDING SAID CENTER CONDUCTOR ADJACENT TO SAID BASE PLATE AND EXTENDING ALONG A PORTION OF SAID CENTER CONDUCTOR; SAID COAXIAL, SHIELDING CONDUCTOR COMPRISING A FIRST PORTION OF COAXIAL, SHIELDING CONDUCTOR ADJACENT TO SAID BASE PLATE; AT LEAST ONE SECONDARY PORTION OF COAXIAL, SHIELDING CONDUCTOR ADJACENT TO SAID FIRST PORTION IN THE DIRECTION AWAY FROM SAID BASE PLATE; ELECTRICAL SWITCHING MEANS FOR CONNECTING SAID FIRST PORTION OF COAXIAL, SHIELDING CONDUCTOR TO SAID SECONDARY PORTION OF COAXIAL, SHIELDING CONDUCTOR TO VARY SAID LENGTH OF SAID OUTER, COAXIAL, SHIELDING CONDUCTOR WITH RESPECT TO SAID CENTER CONDUCTOR; AND A COAXIAL FEED LINE HAVING AN INNER CONDUCTOR CONNECTED TO SAID CENTER CONDUCTOR AND AN OUTER SHIELD CONNECTED TO SAID OUTER, COAXIAL, SHIELDING CONDUCTOR.
Claim 2
Dependent Claim
145 words
IN COMBINATION WITH A MONOPOLE ANTENNA MOUNTED ON A BASE PLATE AND HAVING A CENTER CONDUCTOR PROJECTING SUBSTANTIALLY ABOVE SAID BASE PLATE; AN OUTER COAXIAL, SHIELDING CONDUCTOR SURROUNDING SAID CENTER CONDUCTOR ADJACENT TO SAID BASE PLATE AND EXTENDING ALONG A PORTION OF SAID CENTER CONDUCTOR; SAID COAXIAL, SHIELDING CONDUCTOR COMPRISING A FIRST PORTION OF COAXIAL, SHIELDING CONDUCTOR ADJACENT TO SAID BASE PLATE; AT LEAST ONE SECONDARY PORTION OF COAXIAL, SHIELDING CONDUCTOR ADJACENT TO SAID FIRST PORTION IN THE DIRECTION AWAY FROM SAID BASE PLATE; ELECTRICAL SWITCHING MEANS FOR CONNECTING SAID FIRST PORTION OF COAXIAL, SHIELDING CONDUCTOR TO SAID SECONDARY PORTION OF COAXIAL, SHIELDING CONDUCTOR TO VARY SAID LENGTH OF SAID OUTER, COAXIAL, SHIELDING CONDUCTOR WITH RESPECT TO SAID CENTER CONDUCTOR; AND A COAXIAL FEED LINE HAVING AN INNER CONDUCTOR CONNECTED TO SAID CENTER CONDUCTOR AND AN OUTER SHIELD CONNECTED TO SAID OUTER, COAXIAL, SHIELDING CONDUCTOR.
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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) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |