WinGuan Patent and Trademark Attorneys

Firm logo for WinGuan Patent and Trademark Attorneys

Patents need to cover Hong Kong and Macau? Here’s the procedure.

04/08/2020 Although a standard patent application can be filed directly with Hong Kong and Macau IP directories, there are routes more convenient for obtaining…

《专利审查指南》2019修改 必知干货

13/11/2019 2019年8月,《国家知识产权局关于修改〈专利审查指南〉的决定》经审议通过,于2019年9月23日由国家知识产权局第三二八号公告发布。新修改的《专利审查指南》已于2019年11月1日起施行。本文总结了…

如何避开专利申请要求优先权时的“陷阱”?

29/06/2019 优先权制度在专利申请程序中已被广泛应用,优先权制度最先应用于法域之间的申请中(即外国优先权),随后才出现于本国申请中(即本国优先权)。很多申请人甚至专利代理师对于优先权制…

马库什权利要求的性质、范围及其修改

26/04/2019 马库什权利要求在医药和化学专利领域广泛存在,对马库什权利要求的性质及保护范围的理解方式直接影响着马库什权利要求的授权、确权及侵权判定。对马库什权利要求的理解,虽然要考虑其特殊性,但必须施细则及…

Single dosage form or daily dosage, which one to chose in a claim under Chinese patent practice?

22/06/2020 In a series of decisions recently issued by the Reexamination and Invalidation Department ("RID") of the China National IP Administration ("CNIPA")…

See more articles

WinGuan Patent and Trademark Attorneys

Offices

  • China

    • Guangzhou

      607, 23 Sicheng Road, Tianhe District, Guangzhou 510663, China
      T +86.20.8516.7676[email protected]