This paper analyzes a representative enterprise Shanghai CP Guojian Pharmaceutical Co., Ltd., (hereinafter referred to as “CP Guojian”) in the fired of monoclonal antibody from the perspective of patent application trend, patent IPC, product patent layout, inventors, country, etc to reveal the research progress, enterprise main body and market, aiming to provide references for other monoclonal antibody companies.%文章从专利申请趋势、国际专利分类号（IPC）、产品专利布局、发明人及国家分布等多个角度，对我国单克隆抗体领域的代表性企业上海中信国健药业有限公司（以下简称“中信国健”）进行深入分析，揭示其研发进展、企业主体、市场布局等信息，为我国单克隆抗体领域其他企业的发展提供参考。
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