Patents by Inventor Sydne N. Terkildsen

Sydne N. Terkildsen 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).

  • Patent number: 5115893
    Abstract: An item carrying case and portable writing desk which includes an exposed exterior broard surface of the case structured as a working surface having various writing materials affixed thereon. The case includes a handle to allow carrying thereof with one hand. The writing materials includes a removable paper note pad, a plastic writing surface from which pencil lead and pen ink can be easily removed with a cloth or finger, and a re-attachable pen and pencil. Also affixed to the exposed exterior surface of the case adjacent the paper note pad is a detachable battery or solar powered electronic math calculator.
    Type: Grant
    Filed: December 11, 1991
    Date of Patent: May 26, 1992
    Inventor: Sydne N. Terkildsen