--- a/trytond/trytond/modules/stock/move.py
+++ b/trytond/trytond/modules/stock/move.py
@@ -1270,8 +1270,11 @@
             if periods:
                 period, = periods
                 state_date_clause = lambda: (
-                    Coalesce(move.effective_date, move.planned_date,
-                        datetime.date.max) > period.date)
+                    (move.effective_date > period.date)
+                    | ((move.effective_date == Null)
+                        & (move.planned_date > period.date))
+                    | ((move.effective_date == Null)
+                        & (move.planned_date == Null)))
                 state_date_clause_in &= state_date_clause()
                 state_date_clause_out &= state_date_clause()