Honghui Hu of Wanhuida Intellectual Property examines three CNIPA invalidation decisions that provide valuable insights into how Swiss‑type claims are interpreted in China, with claim wording, ...

Few matters within patent law generate as much debate as the requirements for written description and enablement. These rules require that a patent adequately ...

“Inferential claiming is a strategic tool in patent drafting that, when used effectively, can provide broad and flexible protection for an invention.” In patent law, claims define the scope of an ...

“The inherently transitory, distributed, and dynamic nature of SaaS…makes it challenging to obtain patent claims for SaaS inventions that are directly infringed, requiring careful and strategic claim ...