(19)

(11)

EP 2 399 298 A1

(12)

(43) Date of publication: 28.12.2011 Bulletin 2011/52 (21) Application number: 10708794.2 (22) Date of filing: 12.02.2010

(51) International Patent Classification (IPC):  H01L 31/048(2006.01) (86) International application number: PCT/IB2010/000268 (87) International publication number: WO 2010/095012 (26.08.2010 Gazette 2010/34)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 17.02.2009 IT MI20090204 (71) Applicant: Gigi Molina Brevetti Plastici S.p.A. 28068 Romentino (IT)	(72) Inventor: MOLINA, Mario I-28068 Romentino (NO) (IT) (74) Representative: Valentini, Giuliano et al Marietti Gislon e Trupiano S.r.l. Via Larga 16 20122 Milano 20122 Milano (IT)