diff --git a/sale_stock_usability/sale_stock.py b/sale_stock_usability/sale_stock.py
index 112253a..a33ac23 100644
--- a/sale_stock_usability/sale_stock.py
+++ b/sale_stock_usability/sale_stock.py
@@ -2,7 +2,7 @@
 # @author Alexis de Lattre <alexis.delattre@akretion.com>
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
-from odoo import models, fields
+from odoo import models, fields, api
 
 
 class SaleOrder(models.Model):
@@ -10,3 +10,35 @@ class SaleOrder(models.Model):
 
     warehouse_id = fields.Many2one(track_visibility='onchange')
     incoterm = fields.Many2one(track_visibility='onchange')
+    picking_status = fields.Selection([
+        ('deliverd', 'Fully deliverd'),
+        ('partialy delivered', 'Partialy Delivered'),
+        ('to deliver', 'To Deliver'),
+        ('no', 'Nothing to Deliver')
+        ], string='Picking Status', compute='_get_delivered', store=True, readonly=True)
+
+    @api.depends('state', 'picking_ids.state')
+    def _get_delivered(self):
+        """
+        Compute the picking status for the SO. Possible statuses:
+        - no: if the SO is not in status 'sale' or 'done', we consider that there is nothing to
+          deliver. This is also the default value if the conditions of no other status is met.
+        - delivered: if all  pickings are done.
+        - Partialy Done : If at least one picking is done.
+        - To deliver : if all pickings are in confirmed, assigned or waiting state.
+        """
+
+        for order in self:
+
+            if order.state not in ('sale', 'done') or not order.picking_ids:
+                picking_status = 'no'
+            elif all(picking.state == 'done' for picking in order.picking_ids):
+                picking_status = 'deliverd'
+            elif any(picking.state == 'done' for picking in order.picking_ids):
+                picking_status = 'partialy delivered'
+            elif all(picking.state in ('confirmed', 'assigned', 'waiting') for picking in order.picking_ids):
+                picking_status = 'to deliver'
+            else:
+                picking_status = 'no'
+
+            order.picking_status = picking_status
diff --git a/sale_stock_usability/sale_stock_view.xml b/sale_stock_usability/sale_stock_view.xml
index a1822d9..5e52db7 100644
--- a/sale_stock_usability/sale_stock_view.xml
+++ b/sale_stock_usability/sale_stock_view.xml
@@ -30,4 +30,39 @@
     </field>
 </record>
 
+<record id="view_order_form" model="ir.ui.view">
+    <field name="name">sale_stock_usability.order.form</field>
+    <field name="model">sale.order</field>
+    <field name="inherit_id" ref="sale.view_order_form"/>
+    <field name="arch" type="xml">
+        <field name="pricelist_id" position="after">
+            <field name="picking_status"/>
+        </field>
+    </field>
+</record>
+
+<record id="view_order_tree" model="ir.ui.view">
+    <field name="name">sale_stock_usability.order.tree</field>
+    <field name="model">sale.order</field>
+    <field name="inherit_id" ref="sale.view_order_tree"/>
+    <field name="arch" type="xml">
+        <field name="invoice_status" position="after">
+            <field name="picking_status"/>
+        </field>
+    </field>
+</record>
+
+<record id="view_sales_order_filter" model="ir.ui.view">
+    <field name="name">sale_stock_usability.order.search</field>
+    <field name="model">sale.order</field>
+    <field name="inherit_id" ref="sale.view_sales_order_filter"/>
+    <field name="arch" type="xml">
+        <filter name="order_month" position="after">
+            <filter string="To Deliver" name="to_deliver"
+                domain="['|', ('picking_status','=','to deliver'), ('picking_status','=','partialy delivered')]"/>
+            <filter string="Fully deliverd" name="fully_deliverd" domain="[('picking_status','=','deliverd')]"/>
+        </filter>
+    </field>
+</record>
+
 </odoo>