Patents by Inventor David Haaf

David Haaf 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).

  • Publication number: 20070295282
    Abstract: A recreational pet toy for cats which includes an outer covering and a cord attached to the pet toy for hanging the recreational pet toy during use. The pet toy also includes an elongated channel for receiving catnip and distributing the catnip along its length.
    Type: Application
    Filed: August 24, 2007
    Publication date: December 27, 2007
    Inventors: Aaron Lamstein, David Haaf
  • Publication number: 20060191490
    Abstract: A cat scratcher system for providing at least one surface suitable for cat scratching. This system includes a shell being capable of accepting at least one cat scratching insert, the shell having sides, an opening for inserting and removing the first cat scratching insert and a top and bottom. At least one of the shell surfaces, such as the top, is further characterized as having an open region for displaying a first cat scratching surface of the insert to the exterior of the shell. The system contemplates the use of replaceable inserts used as current cat scratching surfaces become degraded upon use. These inserts can provide alternative cat scratching surfaces. The entire system can be employed in many diverse orientations by hanging it from a wall or door, lying it horizontally on a floor or bracing it diagonally between a floor and wall.
    Type: Application
    Filed: March 22, 2006
    Publication date: August 31, 2006
    Inventors: Aaron Lamstein, David Haaf
  • Patent number: D544155
    Type: Grant
    Filed: June 17, 2006
    Date of Patent: June 5, 2007
    Inventors: Aaron Lamstein, David Haaf
  • Patent number: D561952
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: February 12, 2008
    Inventors: Aaron Lamstein, David Haaf