Patents by Inventor Mark E. Quale

Mark E. Quale 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).

  • Hanger strip for art prints
    Patent number: 4730736
    Abstract: A hanger strip for envelopes that contain flat articles such as high quality collector art prints in a storage rack, which has a leg that extends along the top edge of the envelope adjacent the opening to the envelope, and which has a cover flap that can be pivoted open to permit access to the envelope opening. The hanger is at the top edge of the cover flap on a suitable web. The envelope is adhesively secured to the one depending leg so that it can be quickly attached, and then when stored is hung from the hanger to hold the envelope closed completely.
    Type: Grant
    Filed: March 9, 1987
    Date of Patent: March 15, 1988
    Assignee: The Fountainhead Corporation
    Inventors: Dale C. Lindquist, Mark E. Quale