智飞生物取得OMV疫苗及其制备方法相关发明专利证书

Core Viewpoint - Zhifei Biological announced the acquisition of an invention patent for a vaccine that can prevent Helicobacter pylori infection, along with its preparation method [1] Company Summary - Zhifei Biological and its wholly-owned subsidiaries, Beijing Zhifei Lvzhu Biological Pharmaceutical Co., Ltd. and Anhui Zhifei Longkema Biological Pharmaceutical Co., Ltd., received the invention patent certificate from the National Intellectual Property Administration of the People's Republic of China [1]