Patent US3256522A successfully refreshed from Google Patents.
US3256522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tv antenna with circular semi-dipoles
Assignee: Metalurgica Biasia Indústria e Comércio Ltda
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Filing: 1963-02-19
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Granted: 1966-06-14
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Expires: 1983-02-19
Abstract
No abstract record available.
Inventors
- 👤 Oliveira Jose Paulino De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:49
CPC Classifications
H; H01; H01Q; H01Q19/00; H01Q19/28; H01Q9/00; H01Q9/04; H01Q9/16; H01Q9/26; H01Q9/265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A TELEVISION ANTENNA, COMPRISING A POST, TWO SEMIDIPOLES SYMMETRICALLY DISPOSED ON OPPOSITE SIDES OF SAID POST, EACH OF SAID SEMI-DIPOLES COMPRISING A CONDUCTOR OF CLOSED GEOMETRICAL CONFIGURATION AND A HORIZONTAL BOOM EXTENDING ACROSS SAID CONDUCTOR AND CONNECTED TO OPPOSITE SIDES THEREOF; TRANSVERSE CONDUCTORS HAVING ENDS CONNECTED TO THE CENTERS OF SAID BOOMS, A BAR CONNECTED AT ITS CENTER TO SAID POST AND CONNECTED TO SAID TRANSVERSE CONDUCTORS INTERMEDIATE THEIR ENDS, AND REFLECTOR BARS CONNECTED TO OPPOSITE ENDS OF SAID TRANSVERSE CONDUCTORS.
Claim 2
Dependent Claim
81 words
A TELEVISION ANTENNA, COMPRISING A POST, TWO SEMIDIPOLES SYMMETRICALLY DISPOSED ON OPPOSITE SIDES OF SAID POST, EACH OF SAID SEMI-DIPOLES COMPRISING A CONDUCTOR OF CLOSED GEOMETRICAL CONFIGURATION AND A HORIZONTAL BOOM EXTENDING ACROSS SAID CONDUCTOR AND CONNECTED TO OPPOSITE SIDES THEREOF; TRANSVERSE CONDUCTORS HAVING ENDS CONNECTED TO THE CENTERS OF SAID BOOMS, A BAR CONNECTED AT ITS CENTER TO SAID POST AND CONNECTED TO SAID TRANSVERSE CONDUCTORS INTERMEDIATE THEIR ENDS, AND REFLECTOR BARS CONNECTED TO OPPOSITE ENDS OF SAID TRANSVERSE CONDUCTORS.
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) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |