In Epic Legal Battle with Sonos, D&M Dinged Again

Will a Change of Judge Bring a Change of Outcome? The battle for patent supremacy between Sonos and D&M Holdings is picking up significant steam. In one 30-day period of this year alone (June), we counted no less than 110 … Continue reading

Judge Finds Against D&M; Affirms Sonos Patents

BREAKING NEWS Delaware District Judge Richard G. Andrews has delivered a decision that is sure to be a blow against D&M Holdings’ defense in its now long-running patent infringement dispute with Sonos, originally filed in October 2014. Judge Andrews has … Continue reading

Sonos vs. D&M Holdings: Both Sides Ratchet Up the Pressure

Judge Makes Two Key Decisions In revisting the long-running saga of Sonos, Inc. vs. D&M Holdings, Inc. et. al., we find that after a series of skirmishes over scheduling issues – such as deadlines for filings and responses, and new … Continue reading