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

D&M Holdings Loses Its First Big Battle in Legal War with Sonos

BREAKING NEWS The legal war between Sonos, Inc. and D&M Holdings, Inc. is really just getting started and already D&M Holdings has lost its first major battle – with U.S. District Judge Richard G. Andrews denying their motion to disqualify … Continue reading

Sonos/D&M Lawsuit Takes a Surprising & Slightly Dark Turn

BREAKING NEWS Earlier this month, we reported that D&M Holdings U.S., Inc. (D&M) [and Denon Electronics] had responded to the patent infringement lawsuit filed by Sonos, Inc. (Sonos) this past October by asking the judge to dismiss or throw out … Continue reading