PETpla.net Insider 06 / 2010

PATENTS 35 PET planet insider Vol. 11 No. 06/10 www.petpla.net PET patents www .verpackungspatente.de Hot filling International patent No. WO 2009 / 151771 A2 Applicant: Graham Packaging Comp., York (US) Date of application: 14.4.2009 A plastic container that optimise the ratio of contents to material used and also has optimised hot-fill pressure equalisation panels. Additive in the cap International patent No. WO 2009 / 140855 A1 Applicant: Zhongyi Liu, Guangxi (CN) Date of application: 14.5.2009 An easy-to-grip plastic bottle with a separate chamber to hold a beverage concentrate. By twisting the individual components of the cap against each other a membrane is broken and the products can be mixed together and dispensed. Oxygen scavenger International patent No. WO 2008 / 090354 A1 Applicant: ColorMatrix Holdings Inc., Wilmington (US) Date of application: 24.1.2008 A blended product is integrated Into the cap of a PET bottle. The product is com- posed of materials that react together over an extended period and release a substance that locks onto oxygen mol- ecules that have permeated through the container walls. Closure device International patent No. WO 2008 / 089785 A1 Applicant: Seaquist-Löffler Kunststoffwerk GmbH, Freyung-Linden (D) Date of application: 23.1.2007 A cap which can be set in an interim position between being fully open or fully closed and so allow a channel to remain open while pressures equalise. Container cap International patent No. WO 2008 / 081171 A1 Applicant: Obrist Closures Switzerland GmbH, Reinach (CH) Date of application: 31.12.2007 A hinged cap is described which has easily-recognisable tamper evidence and can also be firmly resealed after opening. Improved vacuum performance International patent No. WO 2009 / 146263 A1 Applicant: Graham Packaging Comp., York (US) Date of application: 15.5.2009 A plastic container to hold fruit juice or other beverages which are filled under vacuum. The container has an improved surface area to better resist the pressure difference.