US2850305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extensible automobile aerials
Assignee: Cornell Dubilier Electronics Inc
•
Filing: 1954-02-19
•
Granted: 1958-09-02
•
Expires: 1974-02-19
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Chadowski
- 👤 Anthony G Turk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:11
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/12; H01Q1/1207; H01Q1/1214; F; F16; F16B; F16B2200/00; F16B2200/60; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32008; Y10T403/32057; Y10T403/45; Y10T403/455
Claims Analysis
Total Claims: 0
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US2509563A
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US2632106A
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US2691059A
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US2806725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |