[JURIST] Apple [corporate website; Bloomberg backgrounder] filed a complaint against HTC [corporate website; Bloomberg backgrounder] Friday with the US International Trade Commission [official website] (USITC) for patent infringement related to scrolling and touchscreen features. HTC denied [Dow Jones report] this claim. This is the second suit that Apple has brought against HTC. Last year, Apple filed suits [JURIST report] in the US District Court for the District of Delaware and with the USITC alleging patent infringements. HTC later also filed a suit [JURIST report] against Apple for infringement related to portable electronic devices.

Apple’s claim comes days after it filed a complaint against Samsung [JURIST report] in an effort to bar importation of Samsung’s smartphones and tablets. Apple claimed Samsung’s “Galaxy” line copies its iPhone and iPad technology. That complaint came just a week after Samsung filed a similar complaint [JURIST report] seeking to prevent Apple from importing iPads and iPhones. Samsung claimed that Apple violated five patents also related to smartphones and tablets. In addition, Samsung filed a patent infringement suit [Bloomberg report] against Apple in the High Court in London two weeks ago.