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(11)

EP 3 833 534 A1

(12)

(43) Date of publication: 16.06.2021 Bulletin 2021/24 (21) Application number: 19846441.4 (22) Date of filing: 05.08.2019

(51) International Patent Classification (IPC):  B29C 64/321(2017.01) B29C 64/141(2017.01) B29C 64/245(2017.01) B29C 31/04(2006.01) B29C 64/188(2017.01) B29C 37/00(2006.01) (86) International application number: PCT/US2019/045177 (87) International publication number: WO 2020/033337 (13.02.2020 Gazette 2020/07)

(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: 07.08.2018 US 201862715373 P (71) Applicant: Digital Alloys Incorporated Burlington, MA 01803 (US)	(72) Inventors: TAIG, Elad Burlington, Massachusetts 01803 (US) DOLL, Mateo Pena Burlington, Massachusetts 01803 (US) MCCALLUM, Duncan Burlington, Massachusetts 01803 (US) (74) Representative: D Young & Co LLP  120 Holborn London EC1N 2DY London EC1N 2DY (GB)