Patents by Inventor Klaus Glombitza

Klaus Glombitza 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).

  • Closure cap for a writing instrument
    Patent number: 4380403
    Abstract: A closure cap for a writing instrument such as a ink pen and the like has an outer generally cylindrical cap housing within which is a sealing sleeve having a closed end to close one end of the cap housing. A slide sleeve of a hard rigid material is retained against axial movement within the sealing sleeve. A closure member of a soft resilient durable material is axially slideable within the slide sleeve and is acted upon by spring means which may include a helical spring or axially extending resilient strips.
    Type: Grant
    Filed: January 14, 1981
    Date of Patent: April 19, 1983
    Assignee: J. S. Staedtler K.G.
    Inventors: Bernhard Endres, Klaus Glombitza