Patents Examined by John M. Petrunco
  • Patent number: 6908891
    Abstract: The invention relates to the use of agents, which contain at least one disinfection system based on selected organic peracids and combinations of peracids, in automatically functioning systems, in which fragile medical appliances, in particular, endoscopes, are cleaned and disinfected. According to the invention, the appliances are brought into contact with an aqueous disinfection agent solution after they have been treated and/or at the same time they are being treated with an aqueous cleaning solution. The invention also relates to cleaning and disinfection agents and methods which are all suited for carrying out this purpose.
    Type: Grant
    Filed: December 14, 2000
    Date of Patent: June 21, 2005
    Assignee: Ecolab GmbH & Co. oGH
    Inventors: Holger Biering, Rudolf Glasmacher, Hubert Schwidden, Jorg Sorns
  • Patent number: 6627592
    Abstract: The invention relates to a pasty washing agent for use in commercial laundering which contains a non-ionic surfactant, an organic and/or inorganic builder, a bleaching agent based on peroxygen, and optionally contains other common constituents. The inventive pasty washing agent is characterized in that it contains 30 wt. % to 60 wt. % of non-ionic surfactant, 0.5 wt. % to 5 wt. % of a fatty acid and/or fatty acid alkaline-salt, 5 wt. % to 15 wt. % of citrate and/or citric acid and 15 wt. % to 35 wt. % of an inorganic peroxygen compound. In addition, the pasty washing agent does not contain alkali metasilicate nor a bleach activator. In addition to exhibiting a good cleaning efficiency, the inventive agent has a disinfecting action.
    Type: Grant
    Filed: June 8, 2001
    Date of Patent: September 30, 2003
    Assignee: Ecolab GmbH & Co. oHG
    Inventors: Khalil Shamayeli, Thomas Merz, Edgar Koppelmann, Heinrich-Peter Furitsch