Patents by Inventor Russell H. Volkema

Russell H. Volkema 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).

  • Double use manuscript divider
    Patent number: 5222767
    Abstract: A divider system for a manuscript in which a plurality of divider sheets are provided with tabs extending from one edge of each sheet. The tabs on the top side are marked with progressively higher indicia from the first to last sheet and the back side of the tabs are marked with progressively higher indicia from the last to the first sheet, the indicia on the back side being rotated 180.degree. with respect to the indicia on the top side.
    Type: Grant
    Filed: July 30, 1992
    Date of Patent: June 29, 1993
    Inventor: Russell H. Volkema