DataGridView Фильтрации по дате

someDataView.RowFilter = " SOME_DATE >= #" + MinDate + "# AND SOME_DATE <= #" + MaxDate + "#";

private void search_Click(object sender, EventArgs e)
        {
            string start = dateTimePicker1.Value.ToString("dd.MM.yyyy");
            string end = dateTimePicker2.Value.ToString("dd.MM.yyyy");
            if(comboBox1.SelectedIndex > -1 && comboBox2.SelectedIndex == -1)
            {
                paymentsBindingSource.Filter = "com_name = '" + comboBox1.SelectedValue.ToString() + "' AND date > '" + start + "' AND date < '" + end + "'";
            }
            else if (comboBox1.SelectedIndex == -1 && comboBox2.SelectedIndex > -1)
            {
                paymentsBindingSource.Filter = "name = '" + comboBox2.SelectedValue.ToString() + "' AND date > '" + start + "' AND date < '" + end + "'";
            }
            else if (comboBox1.SelectedIndex > -1 && comboBox2.SelectedIndex > -1)
            {
                paymentsBindingSource.Filter = "com_name = '" + comboBox1.SelectedValue.ToString() + "' AND name = '" + comboBox2.SelectedValue.ToString() + "' AND date > '" + start + "' AND date < '" + end + "'";
            }
            else
            {
                paymentsBindingSource.Filter = "date > '" + start + "' AND date < '" + end + "'";
            }
        }