Mo. Rev. Stat. § 417.330
Whenever any person who has filed for record any such name, mark or device, or who has acquired from such person in writing the ownership of such name, mark or device, or the right to the exclusive use thereof, shall make oath before any judge of the circuit court that he has reason to believe and does believe that any receptacle bearing such name, mark or device is being unlawfully used or filled or had in possession by any other person, such judge shall thereupon issue a search warrant to discover and obtain such receptacle, and may also cause the person in whose possession such receptacle shall be found to be brought before him and shall then inquire into the circumstances of such possession, and if it shall be found that such person is guilty of violation of sections 417.300 to 417.360 he shall be punished in the manner herein prescribed, and the possession of the property taken upon such warrant shall be awarded to the owner thereof, but the remedy provided by this section shall not be held to be exclusive, and offenders against any provision of sections 417.300 to 417.360 may be prosecuted as in case of other misdemeanors.
§ 417.330, RSMo
Effective 1/2/1979