(19)

(11)

EP 4 081 461 A1

(12)

(43) Date of publication: 02.11.2022 Bulletin 2022/44 (21) Application number: 21754436.0 (22) Date of filing: 11.02.2021

(51) International Patent Classification (IPC):  B65D 19/00(2006.01) B65D 19/02(2006.01) B65D 19/18(2006.01) B65D 8/14(2006.01) B65D 19/12(2006.01) (52) Cooperative Patent Classification (CPC): B65D 2519/00273; B65D 2519/00293; B65D 2519/00323; B65D 2519/00497; B65D 2519/00761; B65D 19/18; B65D 2519/00034; B65D 2519/00069; B65D 2519/00174; B65D 2519/00333; B65D 2519/00407; B65D 2519/00412; B65D 2519/00422; B65D 2519/00567; B65D 2519/00572; B65D 2519/00587; B65D 2519/00641; B65D 2519/00985; B65D 2519/0099; B65D 21/083 (86) International application number: PCT/US2021/017587 (87) International publication number: WO 2021/163278 (19.08.2021 Gazette 2021/33)

(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: 13.02.2020 US 202062975838 P (71) Applicant: Macro Plastics, Inc. Fairfield, CA 94533 (US)	(72) Inventor: TURNER, Todd T. Corydon, Indiana 47112 (US) (74) Representative: HGF  HGF Limited 1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)