PETpla.net Insider 11 / 2012

PET patents www .verpackungspatente.de 48 PET planet insider Vol. 13 No. 11/12 www.petpla.net Multilayer bottle Europ. Award of Patent No. EP 2281752 B1 Applicant: Yoshino Kogyosho Co. Ltd., Tokio (JP) Date of Application: 20.4.2009 A plastic bottle consists of a multilayer material. Within this composite structure the individual materials are specially arranged to achieve optimum stability of the container and to avoid any delamination of the indi- vidual layers e.g. if a bottle is dropped. Plastic bottle Intern. Patent No. WO 2012 / 043362 A1 Applicant: Yoshino Kogyosho Co., Tokio (JP) Date of Application: 22.9.2011 A plastic bottle intended for hot filling is fitted with a variable bottom section which absorbs the deformation forces that arise during filling and subse- quent cooling. The bottle stands on the outer edge of its bottom section. Easy open closure Disclosure No. DE 102010062223 A1 Applicant: Bericap Holding GmbH, Budenheim (D) Date of Application: 30.11.2010 Push-pull closure that can be operated using one hand only and which is also sufficiently leakproof even when lying on its side or subjected to vibration. The closure is released for opening by deploying a rotational movement. This is carried out by means of an activating lever that twists the outer sec- tion of the closure. Threadless closure Disclosure No. DE 102009042716 A1 Applicant: Torben Schmidt-Czepulis-Rastenis, Hamburg (D) Date of Application: 23.9.2009 Structure and mode of operation of a closure for a PET bottle. The closure dispenses with the need for a thread and hooks in under one edge of the bottle. It is also suitable for carbonated drinks. Variable bottom section Intern. Patent No. WO 2012 / 057026 A1 Applicant: Yoshino Kogyosho Co., Tokio (JP) Date of Application: 21.10.2011 The shape of bottom section of a plastic bottle is such that it is able to compensate for the volume changes that develop during hot filling and subsequent cooling. Plastic bottle 2 Intern. Patent No. WO 2012 / 043371 A1 Applicant: Yoshino Kogyosho Co., Tokio (JP) Date of Application: 22.9.2011 A plastic bottle intended for hot filling applications is fitted with a variable bottom section that absorbs the deformation forces that emerge during filling and subsequent cooling. Particular attention is paid in this application to a description of the moulding of the bottom section.