Patent US3448454A successfully refreshed from Google Patents.
US3448454A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ominidirectional circular dipole antenna
Assignee: OSCAR L LANE
•
Filing: 1966-09-29
•
Granted: 1969-06-03
•
Expires: 1986-09-29
Abstract
No abstract record available.
Inventors
- 👤 Oscar L Lane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:13
CPC Classifications
H; H01; H01Q; H01Q9/00; H01Q9/04; H01Q9/16; H01Q9/26; H01Q9/265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A HIGH FREQUENCY ANTENNA COMPRISING A FIRST DIPOLE, THE LEG ELEMENTS THEREOF EXTENDING FROM SPACED TERMINAL ENDS IN SUBSTANTIALLY SEMI-CIRCULAR ARCS LYING IN THE SAME PLANE, THE FREE ENDS OF SAID LEG ELEMENTS POSITIONED ADJACENT BUT SPACED FROM EACH OTHER, A SECOND DIPOLE IN A PLANE PARALLEL TO THE PLANE OF SAID FIRST DIPOLE, THE LEG ELEMENTS OF SAID SECOND DIPOLE EXTENDING FROM TERMINAL ENDS ADJACENT THE TERMINALS ENDS OF THE FIRST DIPOLE IN ARCS OF THE SAME RADIUS AS THE RADIUS OF THE ARCS OF THE FIRST DIPOLE FOR A PORTION OF THEIR LENGTH AND THEN BENT INWARDLY INTO STRAIGHT LEG PORTIONS, THE FREE ENDS OF WHICH ARE POSITIONED ADJACENT BUT SPACED FROM EACH OTHER, THE TERMINAL END OF EACH LEG OF SAID FIRST DIPOLE BEING ELECTRICALLY CONNECTED TO THE CORRESPONDING TERMINAL END OF EACH LEG OF THE SECOND DIPOLE AND THE THUS CONNECTED TERMINAL ENDS OF SAID DIPOLES FORMING FEEDER CONNECTIONS FOR A TRANSMISSION LINE.
Claim 2
Dependent Claim
157 words
A HIGH FREQUENCY ANTENNA COMPRISING A FIRST DIPOLE, THE LEG ELEMENTS THEREOF EXTENDING FROM SPACED TERMINAL ENDS IN SUBSTANTIALLY SEMI-CIRCULAR ARCS LYING IN THE SAME PLANE, THE FREE ENDS OF SAID LEG ELEMENTS POSITIONED ADJACENT BUT SPACED FROM EACH OTHER, A SECOND DIPOLE IN A PLANE PARALLEL TO THE PLANE OF SAID FIRST DIPOLE, THE LEG ELEMENTS OF SAID SECOND DIPOLE EXTENDING FROM TERMINAL ENDS ADJACENT THE TERMINALS ENDS OF THE FIRST DIPOLE IN ARCS OF THE SAME RADIUS AS THE RADIUS OF THE ARCS OF THE FIRST DIPOLE FOR A PORTION OF THEIR LENGTH AND THEN BENT INWARDLY INTO STRAIGHT LEG PORTIONS, THE FREE ENDS OF WHICH ARE POSITIONED ADJACENT BUT SPACED FROM EACH OTHER, THE TERMINAL END OF EACH LEG OF SAID FIRST DIPOLE BEING ELECTRICALLY CONNECTED TO THE CORRESPONDING TERMINAL END OF EACH LEG OF THE SECOND DIPOLE AND THE THUS CONNECTED TERMINAL ENDS OF SAID DIPOLES FORMING FEEDER CONNECTIONS FOR A TRANSMISSION LINE.
References Cited (Backward Citations)
US2221939A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-02 | 1972-12-02 | 1973-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-02 | 1976-12-02 | 1977-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-02 | 1980-12-02 | 1981-06-03 | $7700.00 | Window Closed / Lapsed |