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Patent US2731225A successfully refreshed from Google Patents.
US2731225A
Expired / Lapsed
US
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Antenna mounting
Assignee: Individual
•
Filing: 1952-03-07
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Granted: 1956-01-17
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Expires: 1972-03-07
Abstract
No abstract record available.
Inventors
- 👤 Julius N Cayo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:11
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/12; H01Q1/1207; H01Q1/1221
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US543328A
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US679557A
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US1140582A
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US1468750A
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US1661930A
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US1877845A
Cited
US2356085A
Cited
US2435288A
Cited
US2628796A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-16 | 1959-07-18 | 1960-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-16 | 1963-07-18 | 1964-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-16 | 1967-07-18 | 1968-01-17 | $7700.00 | Window Closed / Lapsed |