Mitel Networks Corporation, the trusted innovator in unified IP communications solutions and applications, today announced that it has filed a lawsuit against ShoreTel Inc. in the U.S. District Court for the Eastern District of Texas, alleging infringement of four Mitel® patents – U.S. Patent Nos. 5,940,834, 5,703,942, 5,541,983, and 5,657,446. “Mitel has invested significant resources [...]
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