US2527609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arrangement for coupling to an electric antenna
Assignee: International Standard Electric Corp
•
Filing: 1946-06-28
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Granted: 1950-10-31
•
Expires: 1966-06-28
Abstract
No abstract record available.
Inventors
- 👤 Willoughby Eric Osborne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:44
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/27; H01Q1/28; H01Q1/286; H01Q1/287; H01Q9/00; H01Q9/04; H01Q9/30; H01Q9/32; H01Q9/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2008432A
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US2044779A
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US2112136A
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US2209813A
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US2267445A
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US2404093A
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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) | 1953-10-30 | 1954-05-01 | 1954-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-30 | 1958-05-01 | 1958-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-30 | 1962-05-01 | 1962-10-31 | $7700.00 | Window Closed / Lapsed |