US1616732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Needle retainer for phonographs
Assignee: SONORA PHONOGRAPH Co Inc
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Filing: 1923-07-12
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Granted: 1927-02-08
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Expires: 1943-07-12
Abstract
No abstract record available.
Inventors
- 👤 Wolff Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:50
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/44; G11B3/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-02-07 | 1930-08-09 | 1931-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-02-07 | 1934-08-09 | 1935-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-02-07 | 1938-08-09 | 1939-02-08 | $7700.00 | Window Closed / Lapsed |