Patents by Inventor Dena Lehrman

Dena Lehrman 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).

  • Device and method for a student notebook
    Publication number: 20080122216
    Abstract: A device and method for designating visibly discernible areas of notebook pages for students, to include areas on such page for writing notes, writing summaries, writing new words and writing homework preparations.
    Type: Application
    Filed: November 6, 2007
    Publication date: May 29, 2008
    Inventors: Dena Lehrman, Michelle Berkowitz
  • Shoelace and method for easy tying
    Patent number: 5778499
    Abstract: This invention provides a binding for facilitating tying a bow, comprising a binding having two end portions wherein a multiplicity of hook-shaped filaments are positioned on a first region of each end portion; and a second region of each end portion is adapted for adhering to the hook-shaped filaments positioned on the same end portion so as to form a loop at each end portion.
    Type: Grant
    Filed: August 6, 1996
    Date of Patent: July 14, 1998
    Inventor: Dena Lehrman