Landmark Sues More Retailers Over E-Commerce IP

Law360, Los Angeles (June 22, 2011, 8:09 PM EDT) -- Landmark Technology LLC filed suit in Texas on Tuesday against GNC Holdings Inc., Vitamin Shoppe Inc. and eight other Internet retailers in its latest bid to protect its e-commerce patents.

The complaint alleges that 10 retailers, which sell either nutritional supplements or clothing at stores and on the Internet, infringe three of Landmark Technology's patents covering online sales. The Tyler, Texas-based tech research company holds patents that cover Internet searches, online financial services and digital data processing.

"The plaintiff is informed and believes ... that the...
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