US3028580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Record player and selecting system therefor
Assignee: United Music Corp
•
Filing: 1958-04-07
•
Granted: 1962-04-03
•
Expires: 1978-04-07
Abstract
No abstract record available.
Inventors
- 👤 Lyndon A Durant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:59
CPC Classifications
G; G11; G11B; G11B17/00; G11B17/22; G11B17/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2371491A
Cited
US2319788A
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US2346311A
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US2398067A
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US2348519A
Cited
US2416436A
Cited
US2382488A
Cited
US2624795A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |