Mo. Rev. Stat. § 512.140 : CIVIL PROCEDURE AND LIMITATIONS — Appeals and Appellate Procedure —APPEALS TO APPELLATE COURTS — Extension of time by trial court TEXT PDF The trial court may extend the time within which any act may be done under sections 512.110 and 512.130, in accordance with subsection 2 of section 506.060. § 512.140, RSMo L. 1943 p. 353 § 138