Patent specifications refer to the collective name for various types of specifications published by patent offices in various countries or international patent organizations. They are the main body of patent documents, including application specifications that have not undergone patentability review, as well as those that have passed patentability review. Patent specification. The main function of a patent specification is to disclose new technical information and determine the scope of legal protection. In the patent specification, you can get all the technical information for applying for a patent and the accurate legal information about the scope of patent protection.