Patent US2465673A successfully refreshed from Google Patents.
US2465673A
Expired / Lapsed
US
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Antenna
Assignee: Individual
•
Filing: 1945-07-09
•
Granted: 1949-03-29
•
Expires: 1965-07-09
Abstract
No abstract record available.
Inventors
- 👤 Breen Stanley
- 👤 Chu Lan Jen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:58
CPC Classifications
H; H01; H01Q; H01Q19/00; H01Q19/10; H01Q19/12; H01Q19/13; H01Q19/134
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2232559A
Cited
US2258407A
Cited
US2255520A
Cited
US2297329A
Cited
US2407057A
Cited
US2413558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-28 | 1952-09-27 | 1953-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-28 | 1956-09-27 | 1957-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-28 | 1960-09-27 | 1961-03-29 | $7700.00 | Window Closed / Lapsed |