Patent US2639155A successfully refreshed from Google Patents.
US2639155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for supporting and manipulating phonograph records
Assignee: Individual
•
Filing: 1947-03-27
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Granted: 1953-05-19
•
Expires: 1967-03-27
Abstract
No abstract record available.
Inventors
- 👤 David M Groves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:49
CPC Classifications
G; G11; G11B; G11B17/00; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101
Claims Analysis
Total Claims: 0
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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) | 1956-05-18 | 1956-11-17 | 1957-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-18 | 1960-11-17 | 1961-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-18 | 1964-11-17 | 1965-05-19 | $7700.00 | Window Closed / Lapsed |