Patents by Inventor Andreas Bürgin

Andreas Bürgin 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).

  • Oil separator for pumps overflowing with oil
    Patent number: 6966938
    Abstract: An oil separator for oil-flooded rotary vane vacuum pumps has a filter housing (10) and a plurality of filter cartridges (14) disposed therein through which the pumping medium flows. The filter cartridges (14) are each inserted through a respective opening (16) in an outer housing wall (12) of the filter housing (10) and are secured to the housing wall (12) so as to be detachable and tight with respect to media.
    Type: Grant
    Filed: February 22, 2002
    Date of Patent: November 22, 2005
    Assignee: Werner Rietschle GmbH & Co. KG
    Inventors: Andreas Bürgin, Markus Kuny
  • Nucleic acid constructs whose activity is affected by inhibitors of cyclin-dependent kinases and uses thereof
    Patent number: 6265562
    Abstract: The present application discloses nucleic acid constructs comprising nucleic acids which encode a protein which inhibits the cellular protein p27 and thereby relieves the inhibition of the proliferation of the cell which is brought about by p27, fragments and variants thereof, some of which possess a dominant interfering character.
    Type: Grant
    Filed: December 18, 1998
    Date of Patent: July 24, 2001
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Martin Eilers, Andrea Buergin, Hans-Harald Sedlacek