US2961657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mobile antenna structure
Assignee: Individual
•
Filing: 1956-07-09
•
Granted: 1960-11-22
•
Expires: 1976-07-09
Abstract
No abstract record available.
Inventors
- 👤 Hodges Hato Rey
- 👤 Fred J Schnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:04
CPC Classifications
H; H01; H01Q; H01Q9/00; H01Q9/04; H01Q9/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1945735A
Cited
US2064828A
Cited
US2158271A
Cited
US2279753A
Cited
US2329200A
Cited
US2719920A
Cited
US2881428A
Cited
US2854667A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |