Patents by Inventor Karl A. Christopherson

Karl A. Christopherson 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: 20170143135
    Abstract: An infant support includes a base that defines an infant receiving surface, a tray removably coupled to the base, and an insert. The tray may include a top surface, a bottom surface, and a cavity disposed in the top surface. The cavity may be sized and shaped to removably receive an insert, where the insert may be inserted into the cavity in a deployed position and in a stowed position. The insert may contain a first surface and a second surface opposite of the first surface. When the insert is placed in the cavity in the deployed position, the first surface of the insert may be exposed. Conversely, when the insert is placed in the cavity in the stowed position, the second surface of the insert may be exposed.
    Type: Application
    Filed: November 24, 2015
    Publication date: May 25, 2017
    Inventors: Karl Christopherson, Michael Armbruster
  • Publication number: 20140011425
    Abstract: A child's interactive track play set includes a tower having a first track portion and a second track portion. The first track portion and the second track portion are separate from each other. The track play set includes a platform with elastic member located below the first track portion. Objects are transferred off of the first track portion and onto the platform, which redirects the objects onto the second track portion. Furthermore, the first and second track portions may contain a plurality of switches that actuate a plurality of lights and sounds located throughout the track play set.
    Type: Application
    Filed: July 3, 2013
    Publication date: January 9, 2014
    Inventors: Karl Christopherson, Gary E. Weber
  • Publication number: 20130295817
    Abstract: An infant entertainment apparatus includes an upper frame with a housing for a portable electronic device that can be configured to multiple positions to provide entertainment to a child via the portable electronic device. In one embodiment, the infant entertainment apparatus may include two pivotally coupled arcuate members. A housing for a portable electronic device may be coupled to one of the arcuate members and house a portable electronic device.
    Type: Application
    Filed: July 3, 2013
    Publication date: November 7, 2013
    Inventors: Gary E. Weber, Karl Christopherson, Daniel J. Damon, Christine A. Drosendahl, Anthony Favorito, Jared P. Pardi, John Thaddeus Smokowski
  • Publication number: 20120064797
    Abstract: A track assembly for toy vehicles includes a base, a concave track section coupled to the base, and an outer track section coupled to the base. The concave track section is rotatable about an axis relative to the base. The outer track section extends around at least a portion of a perimeter of the concave track section. The outer track section has an inlet through which a toy vehicle can travel and an outlet through which a toy vehicle can travel.
    Type: Application
    Filed: September 10, 2010
    Publication date: March 15, 2012
    Applicant: Mattel, Inc.
    Inventor: Karl Christopherson
  • Publication number: 20110081822
    Abstract: A building set includes a container and several building components placeable in a receptacle defined by the container. The container has a sidewall with a opposite ends. A cover is fixedly coupled to one end of the sidewall, and another cover is removably coupleable to the other end of the sidewall. Each cover includes a building portion. The building portion of one cover has the same configuration as the building portion of the other cover. The building components are engagable with the building portion on either or both of the covers.
    Type: Application
    Filed: October 1, 2009
    Publication date: April 7, 2011
    Inventor: Karl Christopherson
  • Publication number: 20110081823
    Abstract: A building set includes a container and several building components placeable in a receptacle defined by the container. The container has a sidewall with a opposite ends. A cover is coupled to one end of the sidewall, and another cover is removably coupleable to the other end of the sidewall. Each cover includes a building portion. The building portion of one cover has the same configuration as the building portion of the other cover. The building components are engagable with the building portion on either or both of the covers.
    Type: Application
    Filed: July 15, 2010
    Publication date: April 7, 2011
    Applicant: MATTEL, INC.
    Inventor: Karl Christopherson
  • Patent number: 6699096
    Abstract: An action figure includes an upper body having robotic features and a lower body interconnected with the upper body. The upper body includes a head and arms connected to a torso that connects to the lower body. The lower body includes construction tools, a chassis and front and rear wheels attached to the chassis. The action figure has a sound generation system that generates a sound such as a whistle or a phrase by actuation of sound activating switches.
    Type: Grant
    Filed: June 14, 2001
    Date of Patent: March 2, 2004
    Assignee: Hasbro, Inc.
    Inventors: Karl A. Christopherson, Paul T. Franer, Gregory L. Gerold, Joseph J. Khan
  • Publication number: 20020061706
    Abstract: An action figure includes an upper body having robotic features and a lower body interconnected with the upper body. The upper body includes a head and arms connected to a torso that connects to the lower body. The lower body includes construction tools, a chassis and front and rear wheels attached to the chassis. The action figure has a sound generation system that generates a sound such as a whistle or a phrase by actuation of sound activating switches.
    Type: Application
    Filed: June 14, 2001
    Publication date: May 23, 2002
    Inventors: Karl A. Christopherson, Paul T. Franer, Gregory L. Gerold, Joseph J. Khan
  • Patent number: 6076513
    Abstract: A toy gun for launching foam projectiles includes a forward housing having a launch chamber and a rearward housing slidably connected to the forward housing. The rearward housing is adapted to be shiftable between a forward or retracted position disposed within or generally adjacent to the forward housing and an extended position. A releasable latch is provided which is adapted to engage the rearward housing as the rearward housing is shifted to the extended position, thereby maintaining the rearward housing in the extended position. A pneumatic launcher having a spring operated plunger, an actuating trigger, and a compression chamber in flow communication with the launch chamber is disposed within the forward and rearward housings. The plunger is shiftable to between a cocked position in response to rearward movement of the rearward housing toward the extended position and is retained by the actuating trigger.
    Type: Grant
    Filed: July 1, 1998
    Date of Patent: June 20, 2000
    Assignee: Hasbro, Inc.
    Inventors: Gregory J. Doherty, Karl Christopherson
  • Patent number: D432191
    Type: Grant
    Filed: May 11, 1999
    Date of Patent: October 17, 2000
    Assignees: Hasbro, Inc., Play Visions
    Inventors: Webb T. Nelson, Michael E. McGonigle, Karl A. Christopherson
  • Patent number: D781059
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: March 14, 2017
    Assignee: Mattel, Inc.
    Inventors: Karl Christopherson, Michael Armbruster
  • Patent number: D998362
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: September 12, 2023
    Assignee: Mattel, Inc.
    Inventors: Karl A. Christopherson, Seth Galley, Kyle Wright