Patents by Inventor Karen Osborn

Karen Osborn 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).

  • Grouting gun apparatus and method
    Patent number: 6892904
    Abstract: A method and apparatus for applying sealing material having a plunger with a flexible outer surface and with an expanded size and a compressed size and a cartridge for receiving grout having an inner void of substantially equal size to the plunger compressed size and a hand-squeezed driving mechanism for moving plunger along the inner void of the cartridge.
    Type: Grant
    Filed: April 22, 2003
    Date of Patent: May 17, 2005
    Inventors: Karen Osborn, Ronald A. Sabor
  • Grouting gun apparatus and method
    Publication number: 20040211789
    Abstract: A method and apparatus for applying sealing material having a plunger with a flexible outer surface and with an expanded size and a compressed size and a cartridge for receiving grout having an inner void of substantially equal size to the plunger compressed size and a hand-squeezed driving mechanism for moving plunger along the inner void of the cartridge.
    Type: Application
    Filed: April 22, 2003
    Publication date: October 28, 2004
    Inventors: Karen Osborn, Ronald A. Sabor