Patents by Inventor Darren M. Coon

Darren M. Coon 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).

  • Apparatus for producing an arcuate blade
    Patent number: 7698774
    Abstract: Disclosed in this specification is an assembly for bending the blade of a drywall knife. In one aspect of the invention, a first and second blade bender are each attached to a drywall knife and a force is applied. This force bends the blade in such a manner that an arcuate blade is produced. The magnitude of the bend is highly adjustable.
    Type: Grant
    Filed: September 26, 2005
    Date of Patent: April 20, 2010
    Inventor: Darren M. Coon