Patent US2630531A successfully refreshed from Google Patents.
US2630531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television antenna
Assignee: Individual
•
Filing: 1951-07-20
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Granted: 1953-03-03
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Expires: 1971-07-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Lewis H Finneburgh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:36
CPC Classifications
H; H01; H01Q; H01Q19/00; H01Q19/02; H01Q19/04; H01Q11/00; H01Q11/12; H01Q11/14; H01Q11/16; F; F16; F16B; F16B7/00; F16B7/04; F16B7/044; F16B7/048; F16B7/0493
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) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |