US2416583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Record player
Assignee: Individual
•
Filing: 1944-03-10
•
Granted: 1947-02-25
•
Expires: 1964-03-10
Abstract
No abstract record available.
Inventors
- 👤 Arnold B Hartley
- 👤 Hillis W Holt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:56
CPC Classifications
G; G11; G11B; G11B19/00; G11B19/20; G11B19/26; G11B19/265; F; F16; F16H; F16H48/00; F16H48/12; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19005; Y10T74/19219
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1390546A
Cited
US1008605A
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US1074869A
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US1406976A
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GB340905A
Cited
US1852456A
Cited
US1958564A
Cited
US2106710A
Cited
US2106773A
Cited
US2106718A
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US2137501A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-24 | 1950-08-26 | 1951-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-24 | 1954-08-26 | 1955-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-24 | 1958-08-26 | 1959-02-25 | $7700.00 | Window Closed / Lapsed |