A the invention patent can only be authorized after preliminary examination and substantive examination, and it has been published twice accordingly.
B if the application for a patent for invention meets the requirements after preliminary examination, it shall be published 12 months after the date of application.
C. If the application for a patent for invention is not found to be rejected after substantive examination, the patent administration department in the State Council shall make a decision to grant the patent right for invention.
D. If the application for a patent for utility model or design is not found rejected after preliminary examination, the the State Council Patent Office shall make a decision to grant the patent right for utility model or design.
Correct answer: b