Discovery accuses Amazon.com of patent infringement

SILVER SPRING, Md. Discovery Communications has filed a patent infringement suit against Amazon.com in the United States District Court for the District of Delaware, alleging infringement of a patent issued to Discovery Communications for electronic book technology.

Discovery Communications alleges that Amazon's sale of the Kindle and Kindle 2 products and its electronic book delivery system infringe U.S. Patent Number 7,298,851, "Electronic Book Security and Copyright Protection System." A copy of the filing can be found on Discovery's Web site: www.discoverycommunications.com .