Patent US2736895A successfully refreshed from Google Patents.
US2736895A
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US
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High frequency radio aerials
Assignee: Allard Way Holdings Ltd
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Filing: 1952-02-15
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Granted: 1956-02-28
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Expires: 1972-02-15
Abstract
No abstract record available.
Inventors
- 👤 Cochrane Charles Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:54
CPC Classifications
H; H01; H01Q; H01Q3/00; H01Q3/12; H01Q19/00; H01Q19/10; H01Q19/18; H01Q19/19; H01Q19/195
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) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |