Japan’s IP Bridge has launched what appears to be its first lawsuit. The sovereign patent fund (SPF) filed a complaint for patent infringement against Chinese electronics company TCL and two subsidiaries in the US District Court for Delaware. It is dated 24th July. At issue are three US patents which, according to IP Bridge, have been declared essential to the W-CDMA and LTE telecommunication standards. Guangdong-based TCL sells mobile devices under the Alcatel OneTouch brand in the United States.

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