Patents by Inventor Wilma Bissinger

Wilma Bissinger 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).

  • Storage bin
    Patent number: 4112634
    Abstract: A storage bin such as a silo or the like having a plurality of sections adapted to be superimposed one on the other. The respective sections increasing stepwise in external dimension, in axial succession from bottom to top of said bin, and being telescopingly nested together between a collapsed and an extended position.
    Type: Grant
    Filed: February 25, 1977
    Date of Patent: September 12, 1978
    Inventor: Wilma Bissinger