PETpla.net Insider 03 / 2018

PET patents www .verpackungspatente.de PET planet Insider Vol. 19 No. 03/18 www.petpla.net 48 Lightweight bottle for drinks Internal Patent No. WO 2016 / 019318 A1 Applicant: The Coca Cola Comp., Atlanta (US) Application date: 31.7.2015 This describes the special shaping of the base of a bottle for carbonated drinks. Special shaping, including a manufac- turing process, is required to save weight in the base area. Base shaping International Patent No. WO 2016 / 029023 A1 Applicant: Amcor Ltd., Victoria (AU) Application date: 20.8.2015 Described here is the shaping of a plastic bottle with a movable – foldable – base, either to balance pressure differences or to increase the internal pres- sure by folding the container “inwards” to make the bottle more stable. Lighter container International Patent No. WO 2016 / 028393 A1 Applicant: Amcor Ltd., Victoria (AU) Application date: 29.6.2015 International application for the structure and shaping of a lighter weight container. Container without support ring International Patent No. WO 2014 / 053212 A1 Applicant: Alpla Werke Alwin Lehner GmbH & Co. KG., Hard (AT) Application date: 11.9.2013 Application for structure and manufacturing procedure for a plastic bottle without support ring. Plastic container European Patent issue No. EP 2799354 B1 Applicant: Yoshino Kogyosho Co. Ltd., Tokyo (JP) Application date: 10.12.2012 Plastic bottle with a special inte- grated grip created by partial process- ing/compression of the bottle during manufacturing. Plastic bottle European Patent issue No. EP 2857321 B1 Applicant: Yoshino Kogyosho Co. Ltd., Tokyo (JP) Application date: 24.5.2013 A plastic bottle with reinforce- ment ridges in the side wall and a base specially formed for pres- sure equalisation is issued with a European patent. Several varia- tions and sizes of base shape are described.