Professionals

Address:Suite C, 8th Floor, Building B,Shinmay Union Square, No 506 Shangcheng Road,Pudong District, Shanghai
Email:masijiu@hxlawyer.com
Tel:021-6859 3616
Fax:021-6390 3611
MA Sijiu
MA Sijiu
Ma Sijiu, awarded with JM, is a graduate of the prestigious Intellectual Property Institute of Shanghai University. He obtained the Legal Profession Qualification and the Patent Agent Qualification in 2012 and 2014 separately. From 2008 to 2012, he successively worked as an assistant to Automatic Engineer in an Electrochemical Group, and practiced in a procuratorate and then practiced in a law firm to deal with the IPR affairs, IP criminal cases, patent applications. From 2012 to 2015, he served as the IPR Supervisor in one of the world's top 500 companies (China HQ), mainly responsible for IP Risk and Countermeasures, IP Creation and Utilization, IP Assets Management, Anti-unfair Competition, and the related legal services. In 2015, he joined the Heng Xin team. Ma Sijiu has extensive experience in foreign-related intellectual property law,and has substantial knowledge in the corporate cultures and operational characteristics of the foreign enterprises. He is an expert in patent documents drafting, application, OA response, invalidation, reexamination, infringement litigation, patent search, and legal consultation in the field of industry automation and related fields.
Working languages:
Mandarin, English and Japanese.
Practice areas:
Intellectual Property, Anti-unfair Competition, High Technology.

MA Sijiu
Address:Suite C, 8th Floor, Building B,Shinmay Union Square, No 506 Shangcheng Road,Pudong District, Shanghai
Email:masijiu@hxlawyer.com
Tel:021-6859 3616
Fax:021-6390 3611
Ma Sijiu, awarded with JM, is a graduate of the prestigious Intellectual Property Institute of Shanghai University. He obtained the Legal Profession Qualification and the Patent Agent Qualification in 2012 and 2014 separately. From 2008 to 2012, he successively worked as an assistant to Automatic Engineer in an Electrochemical Group, and practiced in a procuratorate and then practiced in a law firm to deal with the IPR affairs, IP criminal cases, patent applications. From 2012 to 2015, he served as the IPR Supervisor in one of the world's top 500 companies (China HQ), mainly responsible for IP Risk and Countermeasures, IP Creation and Utilization, IP Assets Management, Anti-unfair Competition, and the related legal services. In 2015, he joined the Heng Xin team. Ma Sijiu has extensive experience in foreign-related intellectual property law,and has substantial knowledge in the corporate cultures and operational characteristics of the foreign enterprises. He is an expert in patent documents drafting, application, OA response, invalidation, reexamination, infringement litigation, patent search, and legal consultation in the field of industry automation and related fields.
Working languages:
Mandarin, English and Japanese.
Practice areas:
Intellectual Property, Anti-unfair Competition, High Technology.