After an application for a patent for invention has been submitted and passed the preliminary examination, it will generally be made public at the end of 18 months from the date of application (if the patent applicant applies, it can also be made public in advance), and then the published version of the specification is the patent application disclosure specification. Generally speaking, it is the original document submitted by the applicant of a patent application.
After publication, after the patent applicant requests substantive examination within 3 years from the date of filing, the invention patent will enter the substantive examination procedure, and the examiner will search at this stage to examine the novelty and creativity of the patent application.
Check, you can issue a notice of review opinions. The applicant needs to reply or modify the opinions according to the contents pointed out in the notice of examination opinions, so as to overcome the defects of originality or other aspects. In this process, the patent may
After one or more revisions, the application specification can finally pass the examination, and the authorized version is the application authorization specification.
Therefore, there may be differences between the contents of the disclosure specification of a patent application and the authorization specification, but according to Article 33 of the Patent Law, "Article 33 An applicant may modify his patent application documents, but the modification of the application documents for patents for inventions and utility models shall not exceed the scope recorded in the original specification and claims, and the modification of the application documents for patents for designs shall not exceed the scope recorded in the original specification and claims.
Beyond the scope of the original picture or photo. "That is to say, there are restrictions on the modification of the application documents, so compared with the application disclosure specification, the authorization specification may be quite different in the claims, but the changes in the specification are generally not too big.