ZHANG Decai

Lawyer / Patent Agent

Business expertise:

Experts in the field of machinery

ZHANG Decai, a compound expert with experience in the mechanical technology industry and the legal industry who successively obtained the qualifications of intermediate mechanical engineer, patent agent and lawyer, is specialized in intellectual property legal service industry, mainly engaged in patent review and invalidation, patent administrative litigation, patent infringement analysis and rights protection, especially good at patent invalidation and litigation business in the field of mechanical Realm and household goods.

Working experience:

Since his employment, Mr. ZHAGN has provided professional services for many enterprises including Datang Jilin Wind Power Co.,Ltd., Beijing Liufang Kangjia Technology Development Co.,Ltd., Ningbo Hiper Vacuum Technology Co.,Ltd., Tianjin Woerfar Electric Equipment Co.,Ltd., Changzhou Alocobond Shading Material Co., LTD., Shenyang Yate Industrial Machinery Making Equipment Co.Ltd., Tangshan Delong Iron and Steel Co.,Ltd., etc.

Working experience:

1. Dispute cases over invalidation and right verification of patent rights of “A new type of hair dryer” between an enterprise in Zhejiang province and Dyson Technology Co.,Ltd.(UK);
2. Case of responding to patent invalidation of “Chain-driven metal venetian blind anti-theft sunshade system used for the top surface” for Changzhou Alocobond Shading Material Co., LTD., won;
3. Series cases of request for invalidation of “Turntable bioreactor products” for Qinghai Jieshen Environmental Energy Industry Co.,Ltd., won;
4. Series cases of patent protection and right verification for Xingye furniture, a well-known enterprise in China's furniture industry;
5. Mr. ZHAGN successfully completed patent applications for many kinds of medical equipment for Heilongjiang Dier Pharmaceutical Machinery Co.,Ltd.;
6. Case of responding to patent invalidation of “A kind of sand sand mould conveying device” for Yonghong Baoding Foundry Machinery Co.,Ltd.;
7. Acted for Beijing Xinwei Nuoda Technology Co., Ltd. to complete invention patent applications for many types of chip processing equipment and obtain authorization;
8. Acted for Shanxi Shuita Vinegar Co.,Ltd. in the case of request for invalidation of the appearance patent right of "Bottle Sticker (Guanzhongquan)" and successfully invalidated all the other party's patents.