March 27, 2014
A federal judge ruled Thursday that Lexmark International Inc.'s sales of inkjet cartridges outside the U.S. did not exhaust its patent rights, holding that a recent U.S. Supreme Court ruling that foreign sales exhaust the rights of copyright holders does not apply to patent law.
February 08, 2011
Lexmark International Inc. announced Tuesday that it has settled with 10 of the 24 companies it has sued in federal court and in the U.S. International Trade Commission for infringing 21 patents for ink cartridges.
August 23, 2010
Lexmark International Inc. has lodged actions in federal court and the U.S. International Trade Commission in an effort to stop more than 20 companies, including China-based Ninestar Image Co. Ltd., from importing and selling items that allegedly infringe 21 patents for ink cartridges.