Nokia sues Apple, claims patent infringement in iPhone and other devices

Nokia filed a lawsuit against Apple Inc. on Wednesday in Europe and the U.S., claiming Apple has infringed on a number of its patents. In a statement, Nokia said Apple agreed to license a few of Nokia Technologies' patents in 2011, but has declined offers by Nokia since then to license other patents whose inventions have been used in Apple mobile devices, including the iPhone and iPad, and the Mac. The lawsuits, filed in a Munich, Germany, regional court and a district court in Texas, cover technologies such as display, user interface, software, antenna, chipsets and video coding. Nokia said it's in the process of filing further actions in other jurisdictions as well. "After several years of negotiations trying to reach agreement to cover Apple's use of these patents, we are now taking action to defend our rights," said Ilkka Rahnasto, head of patent business at Nokia. Shares of Apple rose 0.1% to $117.07 in afternoon trade. They've risen 3.1% in the past three months and 9.1% in the past year. Nokia's shares fell 0.2% to $4.89, pushing htem down 12.5% in the past three months and 31% in the past year. By comparison, the S&P 500 has risen 5% in three months and 12% in the past year.

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