US2587529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arm for holding a stylus for use with sound records
Assignee: CROSLEY BROADCASTING CORP
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Filing: 1947-05-03
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Granted: 1952-02-26
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Expires: 1967-05-03
Abstract
No abstract record available.
Inventors
- 👤 Ronald J Rockwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:08
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/02; G11B3/10; G11B3/30; G11B3/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US97454A
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US1195783A
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US1291239A
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US1792957A
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US1844623A
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US2035473A
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US2154093A
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US2197123A
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US2182138A
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FR828504A
Cited
US2398788A
Cited
US2455913A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |