This wraps AcDbAssocPathBasedSurfaceActionBody class.

Autodesk.AutoCAD.DatabaseServices.DBObject
    Autodesk.AutoCAD.DatabaseServices.AssocActionBody
        Autodesk.AutoCAD.DatabaseServices.AssocParamBasedActionBody
            Autodesk.AutoCAD.DatabaseServices.AssocSurfaceActionBody
                Autodesk.AutoCAD.DatabaseServices.AssocPathBasedSurfaceActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocBlendSurfaceActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocEdgeChamferActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocExtendSurfaceActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocExtrudedSurfaceActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocLoftedSurfaceActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocNetworkSurfaceActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocPatchSurfaceActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocPlaneSurfaceActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocRevolvedSurfaceActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocSweptSurfaceActionBody
                    Autodesk.AutoCAD.DatabaseServices.AssocTrimSurfaceActionBody

Public Class AssocPathBasedSurfaceActionBody
Inherits AssocSurfaceActionBody

public class AssocPathBasedSurfaceActionBody : AssocSurfaceActionBody;