PETpla.net Insider 10 / 2010

PET patents www .verpackungspatente.de 76 PET planet insider Vol. 11 No. 10/10 www.petpla.net Engagement groove Disclosure No. DE 102007033621 A1 Applicant: Krones AG, Neutraubling (D) Date of Application: 17.7.2007 A preform for manufacturing a PET container is fitted with a peripheral groove that enables easier handling of the con- tainer, rendering superfluous the “collar“ that has hitherto been used to locate the bottle during manufacture, transport etc. and/or makes it possible to save material at this point and thus reduce the manufacturing costs. Improved riser pipe International Patent No. WO 2010 / 034983 A1 Applicant: Pritchard Ip Ltd., Puckeridge (GB) Date of Application: 22.9.2009 Riser pipe for a container having a device for discharging the content of the container. It is manufactured from a material that con- veys (preferably) liquid product from outside the small pipe into the inside. This means enhanced removal of residue and it is no longer necessary to hold ”in the correct position” for spraying. Lighter bottle International Patent No. WO 2010 / 045325 A1 Applicant: The Coca-Cola Comp., Atlanta (US) Date of application: 14.10.2009 The weight of a plastic bottle has been reduced increasingly over a number of years in the inter- ests of saving costs / resources. The international application describes the possibilities for savings in materials in the neck / orifice of a bottle without ignor- ing the requirements in terms of stability. Twist-proof security device International Patent No. WO 2010 / 046567 A1 Applicant: Bericap, Longvic (FR) Date of application: 22.10.2009 The closure mounted on a container opening is fitted with a tamper-evident band and a twist-proof security device which reliably removes the tamper- evident band in response to even a slight twisting action. Double-wall container European Patent No. EP 2172400 A1 Applicant: Yoshino Kogyosho Co. Ltd., Tokyo (JP) Date of Application: 19.6.2008 The process for manufacturing a double- wall container complete with discharge device is described. The walls do not have to be connected with one another over their entire surface. Bottle base European Grant of Patent No. EP 1827989 B1 Applicant: Acqua Minerale San Benedetto S.p.A., Scorze (IT) Date of Application: 21.12.2005 The grant of European patent describes the base of a plastic bottle for hold- ing a carbonated liquid. The base is designed so as to ensure stability when upright and/or to minimise the risk of tipping over.