TomTom joins patent coalition amid Microsoft patent showdown

24 03 2009

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Portable navigation device maker TomTom announced Monday that it has joined the Open Invention Network (OIN), a coalition of companies that have established a patent-sharing plan to help protect the Linux software ecosystem from hostile patent infringement litigation. TomTom likely joined to give itself more leverage in an ongoing intellectual property dispute against Microsoft.

Microsoft filed a patent infringement lawsuit against TomTom last month, alleging that several of the company’s handheld navigation products—including a few that are built on the open source Linux operating system-—infringe an assortment of Microsoft’s patents. The patents in question cover navigation technologies, touchscreen interfaces, and filesystem implementations. TomTom has retaliated by filing a countersuit against Microsoft.

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