“Apple is attempting to revive a patent-infringement claim against Google’s Motorola Mobility unit over touch-screen technology, according to Reuters,” Roger Cheng reports for CNET.

“Apple asked a U.S. appeals court to reinstate the claim after the U.S. International Trade Commission had earlier ruled that one of the related patents was invalid and Motorola hadn’t infringed on the second patent,” Cheng reports. “Apple contends that Motorola is copying its technology that allows for transparent screens to sense multiple touches in different locations, allowing users to operate a phone by swiping or tapping the screen. The technology is fundamental to the current generation of smartphones used in virtually every such device.”

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