Music – Accessories – Teaching devices
Reexamination Certificate
2011-06-07
2011-06-07
Qin, Jianchun (Department: 2832)
Music
Accessories
Teaching devices
C084S483200
Reexamination Certificate
active
07956271
ABSTRACT:
A set of music instructional blocks includes a number of blocks having mating magnets on two opposing sides thereof and musical indicia on the four remaining sides. The musical indicia represent standard rhythmic notes, musical rests and time signatures. The blocks having musical indicia representing standard rhythmic notes are sized proportionally to the note represented, with the quarter note being the primary sized block. For instructional practice, the blocks can be connected together by the magnets to form musical sequences.
REFERENCES:
patent: 5275567 (1994-01-01), Whitfield
patent: 6175069 (2001-01-01), Longacre
patent: 6271453 (2001-08-01), Hacker
patent: 2009/0031880 (2009-02-01), Chu
patent: 2009/0142738 (2009-06-01), Suganuma
Kroll Michael I.
Qin Jianchun
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