Legal basis: Article 24 of the Patent Law of People's Republic of China (PRC). An invention-creation for which a patent is applied shall not lose its novelty if it is under any of the following circumstances within six months before the date of filing: (1) It was exhibited for the first time at an international exhibition sponsored or recognized by the China Municipal Government; (2) It was first published at a specific academic conference or technical conference; (3) Others disclose the contents of the application without the consent of the applicant.