diff --git a/product_variant_usability/__init__.py b/product_variant_usability/__init__.py
index 40a96af..cde864b 100644
--- a/product_variant_usability/__init__.py
+++ b/product_variant_usability/__init__.py
@@ -1 +1,3 @@
 # -*- coding: utf-8 -*-
+
+from . import models
diff --git a/product_variant_usability/models/__init__.py b/product_variant_usability/models/__init__.py
new file mode 100644
index 0000000..d7d7308
--- /dev/null
+++ b/product_variant_usability/models/__init__.py
@@ -0,0 +1,3 @@
+# -*- coding: utf-8 -*-
+
+from . import product
diff --git a/product_variant_usability/models/product.py b/product_variant_usability/models/product.py
new file mode 100644
index 0000000..c1cf840
--- /dev/null
+++ b/product_variant_usability/models/product.py
@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+# Copyright 2017 Akretion (http://www.akretion.com).
+# @author Sébastien BEAU <sebastien.beau@akretion.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from openerp import fields, models
+
+
+class ProductTemplate(models.Model):
+    _inherit = 'product.template'
+
+    all_product_variant_ids = fields.One2many(
+        'product.product',
+        'product_tmpl_id',
+        'All Product Variant',
+        domain=['|', ('active', '=', False), ('active', '=', True)])
diff --git a/product_variant_usability/views/product_view.xml b/product_variant_usability/views/product_view.xml
index 6af0179..581db39 100644
--- a/product_variant_usability/views/product_view.xml
+++ b/product_variant_usability/views/product_view.xml
@@ -1,14 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <openerp>
     <data>
-        
+
 <record id="product_template_view_form" model="ir.ui.view">
     <field name="model">product.template</field>
     <field name="inherit_id" ref="product.product_template_only_form_view"/>
     <field name="priority" eval="64"/>
     <field name="arch" type="xml">
         <field name="attribute_line_ids" position="after">
-            <field name="product_variant_ids" nolabel="1" domain="['|', ('active', '=', False), ('active', '=', True)]" required="0">
+            <field name="all_product_variant_ids" nolabel="1" required="0">
                 <tree create="0">
                     <field name="default_code"/>
                     <field name="attribute_value_ids" widget="many2many_tags"/>
@@ -20,7 +20,7 @@
                             icon="gtk-stop"/>
                     <button type="object"
                             name="button_deactivate"
-                            attrs="{'invisible': [('active','=',False)]}" 
+                            attrs="{'invisible': [('active','=',False)]}"
                             icon="gtk-apply"/>
                 </tree>
             </field>