Patents by Inventor Matthew Grimaldi

Matthew Grimaldi 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: 5643149
    Abstract: A fitness rope for use in both jumprope and stretching exercises is formed of a stretchable length of resiliently elastic rope. At each end of the stretchable rope length are a segment of flexible material secured at one end thereof to the stretchable rope length end, and a hollow handle of greater rigidity than the flexible segment. The handle is disposed at least in part about the flexible segment, slidable along a limited length of the flexible segment and rotatable relative to the flexible segment. Adjacent the other end of each of the flexible segments, both ends of the flexible segment are releasably joinable together to define a loop, including a respective one of the handles as a part thereof, the loop being configured and dimensioned to receive a limb or a support for use in stretching exercises.
    Type: Grant
    Filed: March 6, 1996
    Date of Patent: July 1, 1997
    Assignee: Authentic Fitness Products, Inc.
    Inventors: Christine Grimaldi, Matthew Grimaldi, Stephen Hall