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Of course they are, but they are paying licencing fees to use the features that they are. Otherwise they would be sued.

• warfangle 14y ago
  Apple is being sued by Motorola. http://techcrunch.com/2012/08/20/motorolas-new-patent-lawsuit-against-apple-the-details/ http://techcrunch.com/2012/08/20/motorolas-new-patent-lawsui...
• bane 14y ago
  They were sued and the jury found the U.S. case found no violations at all.