US2983517A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phonograph tone arm
Assignee: Individual
•
Filing: 1958-07-09
•
Granted: 1961-05-09
•
Expires: 1978-07-09
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:01
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/02; G11B3/10; G11B3/34; G11B3/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1386892A
Cited
US2516565A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |