US3273080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-frequency transmission line having plural coaxial conductors of different effective length between source and sink
Assignee: Hackethal Draht Kabel Werke AG
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Filing: 1963-08-06
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Granted: 1966-09-13
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Expires: 1983-08-06
Abstract
No abstract record available.
Inventors
- 👤 Hildebrand Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:52
CPC Classifications
H; H01; H01B; H01B11/00; H01B11/18; H01B11/20; H01B11/02; H01B11/12; H01P; H01P5/00; H01P5/08; H01P5/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A SYMMETRICAL HIGH-FREQUENCY ELECTROMAGNETIC WAVE ENERGY TRANSMISSION LINE COMPRISING TWO SPACED CENTRAL CONDUCTORS, A COMMON OUTER CONDUCTOR ENCLOSING SAID CENTRAL CONDUCTORS AND SPACED THEREFROM, A FIRST DIELECTRIC MEDIUM SURRONDING SAID FIRST CENTRAL CONDUCTOR AND OCCUPYING THE SPACE BETWEEN SAID FIRST CENTRAL CONDUCTOR AND SAID OUTER CONDUCTOR, AND A SECOND DIELECTRIC MEDIUM DIFFERENT FROM THE FIRST MENTIONED DIELECTRIC MEDIUM DIFROUNDING SAID SECOND CENTRAL CONDUCTOR AND OCCUPYING THE SPACE BETWEEN SAID SECOND CENTRAL CONDUCTOR AND SAID OUTER CONDUCTOR WHEREBY THE PROPAGATION VELOCITY OF ELECTROMAGNETIC WAVE ENERGY TRANSMITTED BY SAID FIRST CENTRAL CONDUCTOR IS DIFFERENT FROM THE PROPAGATION VELOCITY OF ELECTROMAGNETIC WAVE ENERGY TRANSMITTED BY SAID SECON CENTRAL CONDUCTOR, THE PHYSICAL LENGTH OF THE TRANSMISSION LINE BEING SUCH THAT THE ELECTRICAL LENGTH OF SAID FIRST AND SECOND CENTRAL CONDUCTORS DIFFER BY AND INTEGRAL NUMBER OF HALF OPERATING WAVELENGTHS.
Claim 2
Dependent Claim
135 words
A SYMMETRICAL HIGH-FREQUENCY ELECTROMAGNETIC WAVE ENERGY TRANSMISSION LINE COMPRISING TWO SPACED CENTRAL CONDUCTORS, A COMMON OUTER CONDUCTOR ENCLOSING SAID CENTRAL CONDUCTORS AND SPACED THEREFROM, A FIRST DIELECTRIC MEDIUM SURRONDING SAID FIRST CENTRAL CONDUCTOR AND OCCUPYING THE SPACE BETWEEN SAID FIRST CENTRAL CONDUCTOR AND SAID OUTER CONDUCTOR, AND A SECOND DIELECTRIC MEDIUM DIFFERENT FROM THE FIRST MENTIONED DIELECTRIC MEDIUM DIFROUNDING SAID SECOND CENTRAL CONDUCTOR AND OCCUPYING THE SPACE BETWEEN SAID SECOND CENTRAL CONDUCTOR AND SAID OUTER CONDUCTOR WHEREBY THE PROPAGATION VELOCITY OF ELECTROMAGNETIC WAVE ENERGY TRANSMITTED BY SAID FIRST CENTRAL CONDUCTOR IS DIFFERENT FROM THE PROPAGATION VELOCITY OF ELECTROMAGNETIC WAVE ENERGY TRANSMITTED BY SAID SECON CENTRAL CONDUCTOR, THE PHYSICAL LENGTH OF THE TRANSMISSION LINE BEING SUCH THAT THE ELECTRICAL LENGTH OF SAID FIRST AND SECOND CENTRAL CONDUCTORS DIFFER BY AND INTEGRAL NUMBER OF HALF OPERATING WAVELENGTHS.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |