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US2653181A
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US
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Miniature tube holder
Assignee: Farnsworth Research Corp
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Filing: 1949-01-13
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Granted: 1953-09-22
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Expires: 1969-01-13
Abstract
No abstract record available.
Inventors
- 👤 Lewis F Millett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:49
CPC Classifications
H; H01; H01R; H01R33/00; H01R33/74; H01R33/76; H01R33/7664; F; F16; F16B; F16B9/00; F16B9/05; F16B9/052; F16B9/056; F16B2200/00; F16B2200/50; F16B2200/506; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-21 | 1957-03-23 | 1957-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-21 | 1961-03-23 | 1961-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-21 | 1965-03-23 | 1965-09-22 | $7700.00 | Window Closed / Lapsed |