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US2864275A Expired / Lapsed US ⏱️ 0.0 years remaining

Musical educational board

Assignee: Individual
•
Filing: 1954-07-14
•
Granted: 1958-12-16
•
Expires: 1974-07-14
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Abstract

No abstract record available.

Inventors

  • 👤 Alton L Fraleigh

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 09:45
CPC Classifications
G; G09; G09B; G09B15/00; G09B15/02; G10; G10G; G10G1/00; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10S52/00; Y10S52/04

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

DE120485C Cited
US240027A Cited
US251167A Cited
US1433850A Cited
US1531070A Cited
US1879002A Cited
US2144184A Cited
US2254498A Cited
US2330951A Cited
US2643466A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-12-15 1962-06-16 1962-12-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-12-15 1966-06-16 1966-12-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-12-15 1970-06-16 1970-12-16 $7700.00 Window Closed / Lapsed

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