US2599126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Helical linear reactance
Assignee: Individual
•
Filing: 1948-02-26
•
Granted: 1952-06-03
•
Expires: 1968-02-26
Abstract
No abstract record available.
Inventors
- 👤 Roland D Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:41
CPC Classifications
H; H01; H01F; H01F21/00; H01F21/005; H01C; H01C10/00; H01C10/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US916541A
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US1911980A
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US2051520A
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US2126541A
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US2238420A
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US2260877A
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US2295348A
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US2367922A
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US2405890A
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US2471777A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |