keywords: suing sues provider infringement company
text: N.H. firm sues provider of Net hot spots In a case that could shake up the growing market in wireless Internet  quot;hot spots, quot; a New Hampshire company is suing a leading hot spot provider, alleging patent infringement. If PowerOasis Inc. of Nashua wins its case against Wayport Inc. of Austin, Texas, thousands of travelers could lose access to the Internet in hotels and airports.