(19)

(11)

EP 3 291 708 A1

(12)

(43) Date of publication: 14.03.2018 Bulletin 2018/11 (21) Application number: 16762483.2 (22) Date of filing: 10.03.2016

(51) International Patent Classification (IPC):  A47C 31/10(2006.01) (86) International application number: PCT/US2016/021695 (87) International publication number: WO 2016/145148 (15.09.2016 Gazette 2016/37)

(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: 10.03.2015 US 201562130906 P (71) Applicant: Levitation Sciences LLC Chicago, IL 60607 (US)	(72) Inventor: SCARLESKI, William John Chicago, IL 60607 (US) (74) Representative: Sizer, Daniel Mark et al Marks & Clerk LLP 90 Long Acre London WC2E 9RA London WC2E 9RA (GB)