US3588754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment of surface wave launcher and surface wave conductor
Assignee: Individual
•
Filing: 1969-04-21
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Granted: 1971-06-28
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Expires: 1989-04-21
Abstract
Abstract THE INVENTION ESSENTIALLY CONSISTS OF PROVIDING A SUBSTANTIALLY CONTINUOUS TRANSITION OF THE WAVE OF THE LAUNCHER TO THE WAVE OF THE LINE BY SURROUNDING THE LINE WHEN EMERGING FROM THE LAUNCHER WITH A PREFERABLY LOWLOSS DIELECTRIC OF RELATIVELY LARGE DIAMETER CORRESPONDING TO THE DIAMETER OF THE LAUNCHER, WHICH IS GRADUALLY DECREASED WHILE EXTENDING OVER THE LINE OF THE DIAMETER OF THE DIELECTRIC COATING OF THE LINE ITSELF.
Inventors
- 👤 Theodore Hafner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:18
CPC Classifications
H; H01; H01P; H01P5/00; H01P5/08; H01P3/00; H01P3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |