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Back Arrow February 20, 2015
US PATENT FOR THE HYGIENIC PMO MIX PROOF VALVE TYPE N2 HAS BEEN APPROVED

ALEXANDRIA, VA, USA – Rieger has been approved to hold the patent for the Hygienic PMO Mix Proof Valve Type N2 in the Federal Republic of Germany in 2011. After a successful application the United States Patent and Trademark Office granted the US patent for Rieger’s PMO Mix Proof Valve Type N2 in February 2015. Both patents in Germany in the USA show the superiority of the Rieger valve technology in its industries.