Note assisted musical instrument system and method of operation
Patent 5773742 Issued on June 30, 1998. Estimated Expiration Date: 
April 30, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
April 30, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References Re32862 197648 2253782 2557690 2611291 Protected programmable apparatus Method and apparatus to secure proprietary operation of computer equipment Video game cartridge recognition and security system Electronic keyboard musical instrument and a method of operating the same Multi-decked keyboard for musical instruments InventorsApplicationNo. 848345 filed on 04/30/1997US Classes:84/609, Note sequence84/477R, Indicators84/613, Chords84/627Envelope shaping (i.e., attack, decay, sustain, or release)ExaminersPrimary: Witkowski, Stanley J.Attorney, Agent or FirmForeign Patent References
International ClassesG10H 001/057G10H 001/26 G10H 001/38 AbstractA music system including a musical instrument, such as a keyboard strummer, in which the musical notes produced by the playing of the instrument are controlled by musical assistance data mapped unto the instrument keys and strum vanes from tracks specially prepared and synchronized with a prior performance of the piece. Modified mass media, such as CD ROM, TV signals and video cassettes are provided including synchronized note assist data and additional media, such as ROM packs or tone encoded audio cassettes or CDs, are provided with synchronizable note assist data for use with unmodified mass media.Other References
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