US2941207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio antenna
Assignee: ROBERT DOLLAR Co
•
Filing: 1955-08-15
•
Granted: 1960-06-14
•
Expires: 1975-08-15
Abstract
No abstract record available.
Inventors
- 👤 Roger W Bunce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:41
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/27; H01Q1/273
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1792964A
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US2005805A
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US1876318A
Cited
US2049744A
Cited
US2083260A
Cited
GB490414A
Cited
US2346654A
Cited
US2307805A
Cited
US2647211A
Cited
US2725473A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |