– An LED packaging company told the Federal Circuit on Friday that U.S. District Judge Rodney Gilstrap erred in upholding the validity of three patents it was accused of infringing, saying the court misinterpreted language in the patents and aspects of product design.

Everlight Electronics Co. Ltd. argued in a cross-appeal filed Friday that the Federal Circuit should overturn Judge Gilstrap’s January ruling that found Nichia Corp.’s three semiconductor packaging patents were valid and infringed by Everlight’s products, but that it should affirm the lower court’s
denial of a permanent injunction.

“The district court committed legal error, based on clearly erroneous findings of fact, in holding that the asserted claims were not invalid,” Everlight argued. “Those findings ignored stipulated facts, the broader teachings in the references, and the very high level of ordinary skill in the art.” Read more