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patent [x] , VoIP service [x]

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Verizon sues Vonage for VoIP patent infringement

June 19, 2006 Verizon says the newly public Vonage has infringed on seven of its Internet telephony-related patents. TAGS: Vonage Holdings Corp., VoIP, Verizon Communications, lawsuit, patent, IP telephony, VoIP service, telephone company

Vonage, Verizon spar in court over patents

February 28, 2007 Net phone company says it didn't copy Verizon's patents, but the telecommunications giant says harm has been done and its VoIP rival must pay. TAGS: Vonage Holdings Corp., patent, Verizon Communications, Internet phone, Internet phone company, VoIP, VoIP service, attorney, telephony, co-founder
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