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US2649828A Expired / Lapsed US ⏱️ 0.0 years remaining

Fretted finger board for stringed musical instruments and method of making the same

Assignee: Individual
•
Filing: 1950-07-03
•
Granted: 1953-08-25
•
Expires: 1970-07-03
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Abstract

No abstract record available.

Inventors

  • 👤 Maccaferri Mario

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 00:30
CPC Classifications
G; G10; G10D; G10D1/00; G10D1/04; G10D1/05; G10D3/00; G10D3/06; G10D3/22

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1692207A Cited
US1881229A Cited
US2086493A Cited
US2285963A Cited
US2337550A Cited
US2360641A Cited
US2489408A Cited
US2492973A Cited
US2492845A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-08-24 1957-02-23 1957-08-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-08-24 1961-02-23 1961-08-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-08-24 1965-02-23 1965-08-25 $7700.00 Window Closed / Lapsed

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