The intellectual property income during the duration of the marriage relationship belongs to the joint property of the husband and wife. Generally, it should be divided equally at the time of divorce. If necessary, it can also be unequal. If there is a dispute, the people's court should make a judgment according to law.
 Legal basis: Article 17 of the Marriage Law: The following property acquired by the husband and wife during the marriage relationship shall be jointly owned by the husband and wife:
 （1） Salary and bonus;
 （2） Income from production and operation;
 （3） Income from intellectual property;
 （4） Property derived from inheritance or donation, except as provided for in Item 3 of Article 18 of this Law;
 （5） Other properties that should be jointly owned. Husband and wife have equal rights to dispose of jointly owned property.