Only reapplying for a patent can save the situation.
Generally speaking, whether it is an invention patent, a utility model patent, or a design patent, after the expiration of the protection period, many of them no longer have the novelty required for the patent. Coupled with the loss of patent rights, the immediate Only reapplying for a patent can save the situation. After the patent right is lost, as long as a new or improved technical solution is added to the original technical solution and a new application is submitted, the patent protection can be successfully obtained after authorization.
The protection period of invention patent rights is 20 years, and the period of utility model patent rights and design patent rights is 10 years. During the validity period of the patent, annual fees need to be paid to maintain the patent. If the annual patent fee is not paid on time, The patent rights will be deemed to have been waived and terminated.