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US2592026A
Expired / Lapsed
US
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Clutch means for phonograph records
Assignee: Individual
•
Filing: 1948-04-24
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Granted: 1952-04-08
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Expires: 1968-04-24
Abstract
No abstract record available.
Inventors
- 👤 Edward H Guboff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:58
CPC Classifications
G; G11; G11B; G11B7/00; G11B7/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US741247A
Cited
GB190908122A
Cited
US1288610A
Cited
US1804453A
Cited
AT124508B
Cited
GB381164A
Cited
US2544010A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |