Patents by Inventor Siegmar Bergrath

Siegmar Bergrath 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).

  • Needle packaging
    Patent number: 4573575
    Abstract: A plastic needle package is disclosed with parallel partitions defining compartments in which needle constraining projections are provided by controlled deformation of the partition top and to facilitate removal of needles each partition is interrupted between its ends to encourage bending of the package to expose needle extremities for access.
    Type: Grant
    Filed: November 19, 1984
    Date of Patent: March 4, 1986
    Assignee: Singer Spezialnadelfabrik GmbH
    Inventors: Siegmar Bergrath, Fritz Kappertz