Patent US2780466A successfully refreshed from Google Patents.
US2780466A
Expired / Lapsed
US
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Phonograph tone arm restoring mechanism
Assignee: Noma Lites Inc
•
Filing: 1950-08-18
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Granted: 1957-02-05
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Expires: 1970-08-18
Abstract
No abstract record available.
Inventors
- 👤 Ralph M Like
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:50
CPC Classifications
G; G11; G11B; G11B25/00; G11B25/04; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2509054A
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US2568671A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |