Patents by Inventor Joerg Hassmann

Joerg Hassmann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for producing an electrode
    Publication number: 20070144902
    Abstract: The invention relates to a method for producing an electrode suitable for the sensitive and/or specific electrochemical detection of an analyte in an aqueous first liquid, said electrode being a composite electrode, a printed electrode or a carbon electrode which is superficially contacted with a hydrophobic second liquid prior to detection, and with the proviso that the electrode is not produced from a non-curing paste consisting of mineral oil and conductive particles only.
    Type: Application
    Filed: August 23, 2004
    Publication date: June 28, 2007
    Inventors: Christine Schuelein, Burcu Ulker, Ingrid Weigel, Juergen Schuelein, Joerg Hassmann
  • Use of a disposable container, microfluidic device and method for processing molecules
    Publication number: 20070048194
    Abstract: The invention relates to the use of a disposable container comprising a cylindcr (1) containing a plunger (2, 24) that is displaceably guided in said cylinder and a connection (3) that is provided on a first end (E1) of the cylinder (1) lying opposite the plunger (2, 24), said container being designed to create a difference in pressure in a microfluidic device (13) to hold (6) an agent (F, P) for processing molecules and/or to act as a reaction vessel.
    Type: Application
    Filed: July 15, 2003
    Publication date: March 1, 2007
    Applicant: November Aktiengesellschaft
    Inventors: Jurgen Schulein, Bjoern Grassel, Juergen Krause, Roland Barten, Dirk Kuhlmeier, Joerg Hassmann, Hans Kosak
  • Marking solution for counterfeit-resistant identification of a valuable object, marking produced by the marking solution and method for marking a valuable object
    Publication number: 20050045063
    Abstract: The present invention provides a marking solution that is to a certain extent counterfeit-resistant, that is particularly easy to use, that can be stamped and that can be used for performing day-to-day markings, especially for the identification of documents, and that is suitable for comparatively simple identification. The marking solution includes an aqueous solution with single-stranded nucleic acids or derivatives thereof, in addition to glycerin and polyethylene glycol (PEG).
    Type: Application
    Filed: November 1, 2002
    Publication date: March 3, 2005
    Inventors: Matthias Niggemann, Manfred Paeschke, Armin Franz-Burgholz, Oliver Muth, Georg Bauer, Bjoern Grassl, Wolfgang Spickermann, Andre Josten, Harald Walter, Joerg Hassmann