Patents by Inventor Marc Langkammerer

Marc Langkammerer 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).

  • Table napkin holder
    Patent number: 6449807
    Abstract: A table napkin holder has two bow-like parts for holding a table napkin on an article of clothing. The two bow-like parts are swingable from positions in a common plane in the nonuse state to positions forming an angle with respect to each other in the use state.
    Type: Grant
    Filed: October 19, 2000
    Date of Patent: September 17, 2002
    Inventor: Marc Langkammerer