专利权的发明创造必需具有新颖性、创造性、实甩性。新颖性是指:①在专利申请提交到专利局以前,没有同样的发明创造在国内外出版物上公开发表过。②在国内没有公开使用过,或者以其它方式为公众所知。③在该申请提交日以前,没有同样的发明或实用新型由他人向专利局提出过并且记载在以后公布的专利申请文件中。 The invention and creation of patent right must have novelty, creativity and rejection. Novelty refers to: (1) Before the patent application was submitted to the Patent Office, no identical invention or invention was publicly published in domestic and foreign publications. ② is not publicly used in the country, or otherwise known to the public. ③ Before the filing date of the application, no identical invention or utility model was filed with the Patent Office by others and was recorded in a later published patent application.