(19)

(11)

EP 3 274 772 A1

(12)

(43) Date of publication: 31.01.2018 Bulletin 2018/05 (21) Application number: 16769346.4 (22) Date of filing: 16.03.2016

(51) International Patent Classification (IPC):  G03H 1/08(2006.01) B33Y 80/00(2015.01) G03H 1/04(2006.01) (86) International application number: PCT/US2016/022556 (87) International publication number: WO 2016/153867 (29.09.2016 Gazette 2016/39)

(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 Designated Validation States: MA MD (30) Priority: 26.03.2015 US 201514670334 26.03.2015 US 201514670344 26.03.2015 US 201514670327 (71) Applicant: Otoy, Inc. Los Angeles, CA 90017 (US)	(72) Inventor: URBACH, Julian, Michael Los Angeles, CA 90017 (US) (74) Representative: Boult Wade Tennant  Verulam Gardens 70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)