Microsoft Challenging Avistar UC Patents

Microsoft is challenging 24 out of the 29 U.S. patents owned by Avistar Communications, a unified communications and video conferencing vendor, in what Avistar is calling a surprise "go for the throat" maneuver pitting David vs. Goliath.According to a statement released by San Mateo, Calif.-based Avistar, Microsoft filed requests for re-examination of 24 of Avistar's […]

Microsoft is challenging 24 out of the 29 U.S. patents owned by Avistar Communications, a unified communications and video conferencing vendor, in what Avistar is calling a surprise "go for the throat" maneuver pitting David vs. Goliath.

According to a statement released by San Mateo, Calif.-based Avistar, Microsoft filed requests for re-examination of 24 of Avistar's patents after six months of unsuccessful discussions, which included negotiations surrounding Microsoft potentially licensing Avistar's intellectual property and technology. So far, four of Microsoft's requests have been rejected by the United States Patent and Trademark Office (USPTO) on procedural grounds, Avistar said.

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Microsoft, Avistar, Unified Communications, Patents, Legal Issues