US2800698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Zenith Electronics LLC
•
Filing: 1954-02-24
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Granted: 1957-07-30
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Expires: 1974-02-24
Abstract
No abstract record available.
Inventors
- 👤 Frank A Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:48
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/02; H05K7/12; F; F16; F16B; F16B9/00; F16B9/05; F16B9/056; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44017; Y10T24/44026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2181966A
Cited
US2531911A
Cited
US2520725A
Cited
US2499637A
Cited
US2586728A
Cited
US2639311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |