Patent dispute refers to the dispute with patent as the core dispute object. For example, patent contract disputes, patent ownership disputes, patent infringement disputes (infringement of invention patents, utility model patents, infringement of design patents) and so on.
Legal objectivity:
People's Republic of China (PRC) Civil Code
Article 188
The limitation period for requesting protection of civil rights from the people's court is three years. Where there are other provisions in the law, those provisions shall prevail.
The limitation period of action shall be counted from the date when the creditor knows or should know that the right is damaged and the debtor knows it. Where there are other provisions in the law, those provisions shall prevail. However, the people's court shall not protect the rights that have been damaged for more than 20 years. Under special circumstances, the people's court may decide to extend the time according to the application of the obligee.