Patents by Inventor Mary Kay Hansen

Mary Kay Hansen 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).

  • Holster assembly with disposable blade well
    Patent number: 6364182
    Abstract: A holster assembly for use with a hand-held utility knife having a segmented blade. The holster assembly comprises a plastic holster having a generally hollow interior and a blade well located inside the hollow interior of the holster. The blade well has at least one slot therethrough. By simply twisting the knife, a user may break off the endmost blade segment exposing a fresh cutting edge. The used blade segments are collected inside the blade well.
    Type: Grant
    Filed: July 7, 2000
    Date of Patent: April 2, 2002
    Inventor: Mary Kay Hansen
  • Holster and blade well
    Patent number: 6105838
    Abstract: A holster assembly for use with a hand-held utility knife having a segmented blade. The holster assembly comprises a plastic holster having a generally hollow interior and a blade well located inside the hollow interior of the holster. The blade well has at least one slot therethrough and a guide leading to the slot for a user to guide an endmost blade segment of a utility knife into engagement with the slot. By simply twisting the knife, a user may break off the endmost blade segment exposing a fresh cutting edge. The used blade segments are collected inside the blade well.
    Type: Grant
    Filed: June 14, 1999
    Date of Patent: August 22, 2000
    Inventor: Mary Kay Hansen