Patents by Inventor Peter Gundelsheimer

Peter Gundelsheimer 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).

  • Laboratory test tubes for the dosing of liquids
    Patent number: 5725832
    Abstract: The present invention concerns laboratory test tubes for the dosing of liquids. Connected to the opening of the test tube is an inner tube, which is shorter than the test tube. Between the test tube and the inner tube is an intermediate space of a constant retention volume. The intermediate space preferably has a width of between 0.5 mm and 1 mm. Also disclosed is a method of using the laboratory test tubes of the present invention for the resuspension of sediments obtained by centrifuging.
    Type: Grant
    Filed: April 4, 1996
    Date of Patent: March 10, 1998
    Inventor: Peter Gundelsheimer