Everlight Electronics wins patent validity lawsuit against Seoul Semiconductor

　Everlight Electronics Co., Ltd. (hereinafter referred to as “Everlight”) and Epileds Technologies, Inc. (hereinafter referred to as “Epileds”) establish the patent litigation strategy alliance, and on March 14, 2018, filed a patent lawsuit with the German Federal Patent Court to challenge the validity of all claims of the European patent EP1697983 (German patent DE60341314.5) (hereinafter referred to the “patent in dispute”) held by Seoul Semiconductor Co., Ltd..  

　Everlight stated that the patent in dispute is relating to the surface roughness technology of vertical chip.  On July 2, 2020, the German Federal Patent Court rendered a judgment that all claims of the patent in dispute should be invalid.    (Released 2020.07.14)  

/CCS