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: 20120090553
    Abstract: A cat amusement and activity device. The device includes a base configured to reside upon a horizontal surface and to support an activity post extending perpendicularly therefrom. The activity post includes a plurality of segments, each such segment comprising a different scratching surface and at least one such scratching surface being a corrugated cardboard cylinder. Other scratching surfaces can include but are not limited to carpet, sisal, rope, seagrass and natural fibers.
    Type: Application
    Filed: January 28, 2011
    Publication date: April 19, 2012
    Applicant: Worldwise, Inc.
    Inventor: David Haaf
  • Publication number: 20120090552
    Abstract: A pet amusement device having a base, stem emanating from the base and a corrugated cardboard cylinder having a circular cross section and opening through its center sized to receive the stem. The corrugations of the cardboard cylinder extend to the outer surface of the cylinder to enable a pet to have access to it during use. The present invention is particularly applicable for use as a scratching surface for a domesticated cat.
    Type: Application
    Filed: October 13, 2010
    Publication date: April 19, 2012
    Inventor: David Haaf
  • Patent number: 7958851
    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: Grant
    Filed: August 24, 2007
    Date of Patent: June 14, 2011
    Assignee: Worldwise, Inc.
    Inventors: Aaron Lamstein, David Haaf
  • Publication number: 20100199921
    Abstract: A cat activity pad sized to accommodate a domestic cat. The pad is characterized as having a plurality of distinct regions, each region designed to satisfy a need of a domestic cat different from at least one other region. As a preferred embodiment, loops are releasably retained by the cat activity pad extending over the pad to hang pet toys thereon.
    Type: Application
    Filed: February 10, 2009
    Publication date: August 12, 2010
    Applicant: Worldwise Inc.
    Inventors: David Haaf, Betty Lee
  • Patent number: 7565884
    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: Grant
    Filed: March 22, 2006
    Date of Patent: July 28, 2009
    Assignee: Worldwise, Inc.
    Inventors: Aaron Lamstein, David Haaf
  • Publication number: 20080149041
    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: March 22, 2006
    Publication date: June 26, 2008
    Inventors: Aaron Lamstein, David Haaf
  • Patent number: D563059
    Type: Grant
    Filed: May 12, 2006
    Date of Patent: February 26, 2008
    Inventors: Aaron Lamstein, David Haaf
  • Patent number: D564709
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: March 18, 2008
    Inventors: Aaron Lamstein, David Haaf
  • Patent number: D629164
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: December 14, 2010
    Inventors: Aaron Lamstein, David Haaf
  • Patent number: D633259
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: February 22, 2011
    Assignee: Worldwise, Inc.
    Inventor: David Haaf
  • Patent number: D644795
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: September 6, 2011
    Assignee: Worldwise, Inc.
    Inventor: David Haaf
  • Patent number: D644796
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: September 6, 2011
    Assignee: Worldwise, Inc.
    Inventor: David Haaf
  • Patent number: D644797
    Type: Grant
    Filed: October 12, 2010
    Date of Patent: September 6, 2011
    Assignee: Worldwise, Inc.
    Inventor: David Haaf
  • Patent number: D648078
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: November 1, 2011
    Assignee: Worldwise, Inc.
    Inventor: David Haaf
  • Patent number: D648079
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: November 1, 2011
    Assignee: Worldwise, Inc.
    Inventor: David Haaf
  • Patent number: D648080
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: November 1, 2011
    Assignee: Worldwise, Inc.
    Inventor: David Haaf
  • Patent number: D652179
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: January 10, 2012
    Assignee: Worldwise, Inc.
    Inventor: David Haaf
  • Patent number: D652180
    Type: Grant
    Filed: October 12, 2010
    Date of Patent: January 10, 2012
    Assignee: Worldwise, Inc.
    Inventor: David Haaf
  • Patent number: D653005
    Type: Grant
    Filed: October 12, 2010
    Date of Patent: January 24, 2012
    Assignee: Worldwise, Inc.
    Inventor: David Haaf
  • Patent number: D653820
    Type: Grant
    Filed: December 24, 2010
    Date of Patent: February 7, 2012
    Assignee: Worldwise, Inc.
    Inventor: David Haaf