Patent US2624844A successfully refreshed from Google Patents.
US2624844A
Expired / Lapsed
US
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Broad band antenna
Assignee: Individual
•
Filing: 1946-03-04
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Granted: 1953-01-06
•
Expires: 1966-03-04
Abstract
No abstract record available.
Inventors
- 👤 Jessic A Nelson
- 👤 Darrel I Wilhoit
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:41
CPC Classifications
H; H01; H01Q; H01Q9/00; H01Q9/04; H01Q9/16; H01Q9/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2096782A
Cited
US2184729A
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US2239909A
Cited
US2267951A
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US2235506A
Cited
US2480172A
Cited
US2479227A
Cited
US2533073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |