Request for correction and amendment of Vietnam patent application is regulated as follows:
Before the expiration of the time limit above, the NOIP shall complete the formality examination of applications and send notices on examination results to applicants.
For a valid application, the NOIP shall send to the applicant a notice on acceptance of valid application.
For an application failing to meet formal requirements, the NOIP shall issue:
A notice of intended refusal to accept valid applications, clearly stating reasons and setting a time limit for the applicant to correct errors or to object such intended refusal and set a time limit of one month from the date of notification for the applicant to give opinions or correct errors;