After an application for a patent for invention has passed the preliminary examination, it shall be prepared for publication within fifteen months from the date of filing (the priority date shall prevail if there is priority) and published after the expiration of eighteen months.
The publishing method includes:
1, patent announcement
The content only includes: description, abstract and abstract drawings, but if there are no drawings in the description, there may be no abstract drawings.
2. China National Intellectual Property Administration. Com to the public.
The content includes all application materials.