US3524190A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extendable radio frequency transmission line and antenna structure
Assignee: Teledyne Ryan Aeronautical Corp
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Filing: 1967-11-20
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Granted: 1970-08-11
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Expires: 1987-11-20
Abstract
No abstract record available.
Inventors
- 👤 Derling G Killion
- 👤 Floyd B Shacklock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:23
CPC Classifications
H; H01; H01P; H01P3/00; H01P3/12; H01P3/14; H01Q; H01Q1/00; H01Q1/08; H01Q1/085; H01Q1/087; H01Q13/00; H01Q13/20; H01Q13/203
Claims Analysis
Total Claims: 0
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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) | 1973-08-10 | 1974-02-09 | 1974-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-10 | 1978-02-09 | 1978-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-10 | 1982-02-09 | 1982-08-11 | $7700.00 | Window Closed / Lapsed |