Assembly: Microsoft.Office.Interop.Excel (in microsoft.office.interop.excel.dll)
Use the AutoFilter property to return the AutoFilter object. Use the Filters property to return a collection of individual column filters. Use the Range property to return the Range object that represents the entire filtered range.
To create an AutoFilter object for a worksheet, you must turn autofiltering on for a range on the worksheet either manually or using the AutoFilter method of the Range object.