(19)

(11)

EP 2 986 397 A1

(12)

(43) Date of publication: 24.02.2016 Bulletin 2016/08 (21) Application number: 14784899.8 (22) Date of filing: 16.04.2014

(51) International Patent Classification (IPC):  B05D 3/06(2006.01) C21D 1/09(2006.01) B32B 15/00(2006.01) (86) International application number: PCT/US2014/034334 (87) International publication number: WO 2014/172442 (23.10.2014 Gazette 2014/43)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 18.04.2013 US 201361813297 P (71) Applicant: DM3D Technology, LLC Auburn Hills, MI 48326 (US)	(72) Inventor: DUTTA, Bhaskar Troy, Michigan 48085 (US) (74) Representative: Hohgardt, Martin  Bardehle Pagenberg Partnerschaft mbB Patentanwälte, Rechtsanwälte Breite Straße 27 40213 Düsseldorf 40213 Düsseldorf (DE)