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  • Klarquist Sparkman, LLP
    Klarquist Sparkman, LLP
    (503) 595-5300
    One World Trade Center 121 Southwest Salmon Street Suite 1600, 97204  Portland

    Microsoft Preferred Legal Counsel Klarquist Sparkman has proudly served as patent prosecution and litigation counsel for Microsoft Corporation since 1991. In 2004, Microsoft recognized Klarquist Sparkman as one of its "Preferred Legal Counsel" for intellectual property matters. Klarquist Sparkman w…