The study analyzes the problems of disclosure requirements of the present patent system based on the regulations and the decisions made by the intellectual property court. It reveals that the definitions of the formality requirements and the substantve requirements lacks lack the concerns of the nature of the requirements, the unimportant violation of formality requirements may result in patent revocation. The condicitons of patent revocation are too expanded and needs to be reformed. Thus, article 67 of the present patent law should be modified to simplify the conditions of patent revocation toward the violation of disclosure requirements which may affect the justice of patent system.