[JURIST] A federal judge in California on Thursday dismissed all claims in the second of four patent infringement lawsuits filed by Alcatel-Lucent [corporate website] against Microsoft Corp. [corporate website; JURIST news archive]. The case, which was scheduled to begin trial March 19, concerned speech recognition technology. The ruling, issued by US District Judge Rudi Brewster [AIC profile], will be appealed by Alcatel-Lucent.

Last Thursday, a federal jury in California awarded Alcatel-Lucent $1.52 billion [JURIST report; special verdict form, PDF] in damages for violations of two of Alcatel-Lucent's digital music patents committed by Microsoft. Microsoft indicated it might appeal the verdict. Two additional patent suits between Microsoft and Alcatel-Lucent are pending, with the next trial scheduled to begin May 21. CNET has more.