1. patent right: patent right refers to the exclusive right of a technology or product obtained by the applicant from the State Patent Office. After being authorized, the applicant shall enjoy the exclusive right to the technology or product within a specified period of time (generally 20 years), and others shall not use the technology or product without authorization.
2. Trademark right: a trademark is a mark used by a merchant on its goods or services, and a trademark right refers to the exclusive right to the mark. Within the specified time (usually 10 years), others may not use the trademark without authorization.
3. Copyright: Copyright refers to the exclusive right of the author or his legally authorized person to the works he created. After being authorized, he shall enjoy the independent right of the work within a specified time (generally 50 years or 50 years after the author's death), and others shall not use the work without authorization.
These intellectual property rights are legal, time-limited and have a specific period of enjoyment. Once the term expires, intellectual property rights will be invalid, technology, trademarks, works, etc. Can no longer enjoy exclusive legal protection.