Patent

	The Invalidity Declaration System for Chinese Design Patents
	2025-06-09
	Baoyu ZHANG Chinese Patent Attorney China implements a preliminary examination system for design patent applications. Due to its relatively lenient criteria, some design patents that fail to meet the granting requirements may still be appro
	The evaluation report for design patent rights
	2025-06-09
	Baoyu ZHANG Chinese Patent Attorney In China, utility models and design patents adopt a preliminary examination system, making them less stable than invention patents. As a supplement to the preliminary examination system, China has establi
	Introduction to the Combined Design Application System in China
	2025-06-09
	Baoyu ZHANG Chinese Patent Attorney Under Article 31, Paragraph 2 of the Chinese Patent Law , two or more similar designs for the same product, or two or more designs for products that belong to the same category and are sold or used as a s
	The Do's and Don'ts of Drawings or Photographs of Chinese Design Patents
	2025-06-09
	Baoyu ZHANG Chinese Patent Attorney Drawings or photographs are crucial and central elements in a design patent application. Article 64(2) of Chinas Patent Law provides that for the patent right for design, the scope of protection shall be
	Application Procedure and Important Time Limits for Design Patents in China
	2025-06-09
	Baoyu ZHANG Chinese Patent Attorney There are three types of patent in China: invention, utility model, and design patent. Design patents are favored by some applicants because of their short grant period and the fact that they protect the
	Design Patent Clarity Requirements in China
	2025-06-09
	Baoyu ZHANG Chinese Patent Attorney Article 27(2) of the Chinese Patent Law provides that the relevant drawings or photographs submitted by the applicant shall clearly indicate the design of the product for which patent protection is sought
	Documents required for filing a design patent application in China
	2025-06-09
	Baoyu ZHANG Chinese Patent Attorney According to Article 27 of the Chinese Patent Law, where a patent application for a design is filed, documents such as a request, drawings, or photographs of the design and a brief description of the desi
	Two Application Routes for Obtaining Design Patents in China and Their Advantages and Disadvantages
	2025-06-09
	Baoyu ZHANG Chinese Patent Attorney The Hague Agreement Concerning the International Registration of Industrial Designs ( Geneva Act , hereinafter referred to as the Hague Agreement) came into force in China on 5 May 2022. This offers a new
	Eligible subject matter and term of protection of the design patent in China
	2025-06-09
	Article II, paragraph 4 of the current 2021 version of the Chinese Patent Law provides that Design means, with respect to an overall or partial product , any new design of the shape, the pattern, or their combination, or the combination of
	Advantageous Effect of “Improved User Experience” in Inventiveness Determination
	2024-12-04
	Wenhui ZHANG Chinese Patent Attorney I. Introduction Article 22.3 of the Chinese Patent Law prescribes that: inventiveness means that, as compared with the prior art, the invention has prominent substantive features and represents a notable

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