US2514081A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phonograph pickup device
Assignee: Individual
•
Filing: 1946-08-08
•
Granted: 1950-07-04
•
Expires: 1966-08-08
Abstract
No abstract record available.
Inventors
- 👤 Oran T Mcilvaine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:41
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/02; G11B3/08; G11B3/085; G11B3/08503; G11B3/08506; G11B3/08512; H; H04; H04R; H04R1/00; H04R1/16; H04R23/00; H04R23/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR679100A
Cited
US1905669A
Cited
US2088960A
Cited
US2359808A
Cited
US2320879A
Cited
US2348660A
Cited
US2441464A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |