Urgent! ! Appearance products are not used after patent application. How many years can they be used by others?
whether the company has paid the annual fee for this patent can be found on the website of the State Administration Bureau, and its legal status can also be found there. If you want to produce this product, you can sign a patent licensing contract with the original company and then produce it. If it is produced and sold for profit without the permission of the patentee, it is infringement and it is necessary to bear tort liability.