After the patent application date and before the patent application is published (announced), it does not constitute infringement for others to manufacture the same product as the patent application. Because at this stage, the patent applicant has only filed a patent application, and the application has not yet been published (announced). Whether the patent right can be obtained can only be determined after a series of reviews by the Patent Office. At this time, the patent applicant does not have the attributes of a patentee, so it has no right to prohibit others from producing the same product as its patent application, nor does it have the right to file an infringement lawsuit against the behavior of others. At the same time, during this period, the patent application is in the confidentiality stage, and others do not know that the product has been patented. Therefore, before the patent application is published (announced), others produce the same product and are not responsible for any infringement. responsibility.