Analysis of Patent Applications for MIMO Communication Technology in China
  Patent Department Linda Liu Partners Foreword MIMO technology is a significant breakthrough of the intelligent antenna technology in the wireless mobile communication field. This technology can double the capacity and spectrum efficiency of
Introduction to Digital Access Service for Priority Documents (DAS)
  Linda Liu Partners As of March 1, 2012, the State Intellectual Property Office of the PRC (SIPO) has started operating as a depositing office and an accessing office under the Digital Access Service for Priority Documents (DAS) of the World
Issues to be Noted with respect to Divisional Application
  Xiaoxiang WANG Chinese Patent Attorney Linda Liu Partners In China, a divisional application is filed to comply with the requirement regarding unity prescribed by Article 31 of the Chinese Patent Law. Where a patent application contains two
Major Issues in Practice from Drafting to Invalidation of Utility Models
  Linda Liu Partners When the utility model infringement dispute Zhengtai Group Co., Ltd. vs. Schneider Electric Low Voltage (Tianjin) Co., Ltd. was settled on April 15, 2009, people were surprised to find that a small utility model could eve
Study of Utility Models Having Material Features or Method Features
  Linda Liu Partners Abstract: A utility model can be granted for any new technical solution relating to the shape, the structure, or their combination, of a product, which is suitable for practical use. However, in practice, the claims of a
Case Study on Article 26.4 of the Chinese Patent Law
  Patent Department Linda Liu Partners As is well known, whether reasonable protection can be provided for an invention-creation and whether the protection scope of a patent can be determined correctly and reasonably is essential for a patent
Evidence Admissibility Standards in China Patent Invalidation Procedure —General Stipulations on Evidence Adducing
  Linda Liu Partners The patent invalidation procedure is a procedure initiated by an interested party to challenge the validity of a Chinese patent. It requires the participation of both the patentee and the person requesting invalidation of
FAQ regarding Filing a Request for PPH to the SIPO
  Linda Liu Partners The pilot period of a PPH pilot program commenced on November 1, 2011. For your reference, we have summarized the following FAQ regarding filing a request for PPH to the SIPO. 1. Must a request for PPH be filed based on c
How to file a Subsequent Design Application in China When the First Foreign Application is for Partial Design
  Wang Xue Chinese Patent Attorney Linda Liu Partners Unlike the situation in Japan, the U.S. and Europe, partial design is not protected in China. Both the applicant and the patent attorney are most concerned about or confused with the quest
A Brief Introduction of Secrecy Examination of Patent Applications and Disclosure of Source of Genetic Resources
  Linda Liu Partners Since October 1, 2009 when the new Chinese Patent Law entered into force, wide attention has been attached to the secrecy examination of patent applications to be filed abroad and disclosure of the sources of genetic reso
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