Patents by Inventor Manfred Schallenberg

Manfred Schallenberg 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).

  • Pair of Scissors
    Patent number: 6739057
    Abstract: A scissor half of a hand-held pair of scissors comprises a blade portion and a handle portion having a handle lug. The inner circumference of the handle lug is provided with a handle insert which is made from another material than the handle portion. The handle insert is made of plastic material and is permanently and seamlessly injection molded to the handle lug. Thus, a handle insert is obtained that is fixed permanently to the handle lug and is secured against rotation therein.
    Type: Grant
    Filed: December 13, 1999
    Date of Patent: May 25, 2004
    Assignee: Johann Kretzer GmbH & Co.
    Inventor: Manfred Schallenberg