rma/crm_claim_rma/views/stock_view.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
    <data>

        <!-- INHERITED VIEW FOR THE OBJECT : stock_picking -->
        <record id="picking_in_form" model="ir.ui.view">
            <field name="name">crm_claim_rma.picking_in_form</field>
            <field name="model">stock.picking</field>
            <field name="inherit_id" ref="stock.view_picking_form" />
            <field name="arch" type="xml">
                <xpath expr="//field[@name='move_type']" position="after">
                    <field name="claim_id" />
                </xpath>
            </field>
        </record>
        <record id="stock_move_mail_thread" model="ir.ui.view">
            <field name="name">stock_move_mail_thread</field>
            <field name="model">stock.move</field>
            <field name="inherit_id" ref="stock.view_move_form" />
            <field name="arch" type="xml">
                <xpath expr="//sheet" position="after">
                    <div class="oe_chatter">
                        <field name="message_follower_ids" widget="mail_followers"/>
                        <field name="message_ids" widget="mail_thread"/>
                    </div>
                </xpath>
            </field>
        </record>
        <!-- SEARCH -->
        <record id="view_picking_internal_search_claim_id" model="ir.ui.view">
            <field name="name">stock.picking.internal.search</field>
            <field name="model">stock.picking</field>
            <field name="inherit_id" ref="stock.view_picking_internal_search"/>
            <field name="arch" type="xml">
                <xpath expr="//search[@string='Picking Lists']">
                    <field name="claim_id" help="Moves created from claims"/>
                </xpath>
            </field>
        </record>
    </data>
</openerp>