(19)

(11)

EP 3 762 972 A1

(12)

(43) Date of publication: 13.01.2021 Bulletin 2021/02 (21) Application number: 19763333.2 (22) Date of filing: 05.03.2019

(51) International Patent Classification (IPC):  H01L 31/043(2014.01) (86) International application number: PCT/US2019/020713 (87) International publication number: WO 2019/173311 (12.09.2019 Gazette 2019/37)

(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: KH MA MD TN (30) Priority: 05.03.2018 US 201815912343 (71) Applicant: Jacques, Jonathan Peabody, Massachusetts 01960 (US)	(72) Inventor: Jacques, Jonathan Peabody, Massachusetts 01960 (US) (74) Representative: V.O.  P.O. Box 87930 2508 DH Den Haag 2508 DH Den Haag (NL)