IP Edge LLC plaintiff Topdown Licensing LLC initiated the sixth new litigation campaign of the firm last month, suing Ableton (1:20-cv-00888), AlphaTheta (1:20-cv-00889), Gibson Brands (1:20-cv-00890), Native Instruments (2:20-cv-05800), and Sound United (1:20-cv-00891) over the provision of DJ controllers and related software. The three patents-in-campaign, each asserted against all of the defendants, generally relate to instruments for composing music through programmable controls.
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