US5220339A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna having a core of an amorphous material
Assignee: CREATIC JAPAN Inc A CORP OF JAPAN
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Filing: 1989-10-13
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Granted: 1993-06-15
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Expires: 2009-10-13
Abstract
Abstract An antenna element characterized that the core thereof is made of an amorphous metal and at least a part of its surface is wound with an electric conductive material, and an antenna comprising of at least one said antenna element.
Inventors
- 👤 Atsushi Matsushita
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:03
CPC Classifications
H; H01; H01Q; H01Q7/00; H01Q7/06; H01Q7/08; H01Q1/00; H01Q1/44
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
74 words
An antenna element for receiving signals of VHF and UHF comprising a core made of an amorphous metal, said core having a surface, at least a part of said surface has an electric conductive material wound thereon, said electric conductive material having been coated with an insulating material prior to winding; wherein said core has the shape of a hollow cylinder and said core is formed by rolling spirally a sheet shaped amorphous metal.
Claim 2
Dependent Claim
74 words
An antenna element for receiving signals of VHF and UHF comprising a core made of an amorphous metal, said core having a surface, at least a part of said surface has an electric conductive material wound thereon, said electric conductive material having been coated with an insulating material prior to winding; wherein said core has the shape of a hollow cylinder and said core is formed by rolling spirally a sheet shaped amorphous metal.
Claim 3
Dependent Claim
66 words
An antenna element for receiving signals of VHF and UHF comprising a core made of an amorphous metal, said core having a surface, at least a part of said surface has an electric conductive material wound thereon, said electric conductive material having been coated with an insulating material prior to winding; wherein said core has the shape of a solid cylinder and comprises amorphous metal fibers.
Claim 4
Dependent Claim
66 words
An antenna element for receiving signals of VHF and UHF comprising a core made of an amorphous metal, said core having a surface, at least a part of said surface has an electric conductive material wound thereon, said electric conductive material having been coated with an insulating material prior to winding; wherein said core has the shape of a solid cylinder and comprises amorphous metal fibers.
Claim 5
Dependent Claim
77 words
An antenna for receiving signals of VHF and UHF which comprises at least one antenna element comprising a core made of an amorphous metal, said core having a surface, an electric conductive material wound around at least part of said surface, said electric conductive material having been coated with an insulating material prior to winding, said core has the shape of a hollow cylinder and said core is formed by rolling spirally a sheet shaped amorphous metal.
Claim 6
Dependent Claim
77 words
An antenna for receiving signals of VHF and UHF which comprises at least one antenna element comprising a core made of an amorphous metal, said core having a surface, an electric conductive material wound around at least part of said surface, said electric conductive material having been coated with an insulating material prior to winding, said core has the shape of a hollow cylinder and said core is formed by rolling spirally a sheet shaped amorphous metal.
Claim 7
Dependent Claim
73 words
An antenna for receiving signals of VHF and UHF which comprises at least one antenna element comprising a core made of an amorphous metal, said core having a surface, an electric conductive material wound around at least part of said surface, said electric conductive material having been coated with an insulating material prior to winding, wherein said core has the shape of a solid cylinder and wherein said core comprises amorphous metal fibers.
Claim 8
Dependent Claim
73 words
An antenna for receiving signals of VHF and UHF which comprises at least one antenna element comprising a core made of an amorphous metal, said core having a surface, an electric conductive material wound around at least part of said surface, said electric conductive material having been coated with an insulating material prior to winding, wherein said core has the shape of a solid cylinder and wherein said core comprises amorphous metal fibers.
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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) | 1996-06-14 | 1996-12-14 | 1997-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-06-14 | 2000-12-14 | 2001-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-06-14 | 2004-12-14 | 2005-06-15 | $7700.00 | Window Closed / Lapsed |