Patents by Inventor Thomas Schweikart

Thomas Schweikart 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).

  • Automatic firearm with a moving bolt assembly with locking projections
    Patent number: 6536150
    Abstract: The bolt assembly includes a bolt head having a locked position and an unlocked position. The bolt head also has a periphery and an even number of arrangement sites located on the periphery. The bolt assembly further includes a plurality of locking projections positioned at a subset of the arrangement sites on the periphery of the bolt head. It also includes a cartridge extractor disposed at one of the arrangement sites which is not part of the subset and which is located horizontally adjacent the central longitudinal axis of the barrel when the bolt head is in the unlocked position.
    Type: Grant
    Filed: July 27, 2001
    Date of Patent: March 25, 2003
    Assignee: Heckler & Koch GmbH
    Inventor: Thomas Schweikart
  • Automatic firearm with a moving bolt assembly with locking projections
    Publication number: 20020073591
    Abstract: The bolt assembly includes a bolt head having a locked position and an unlocked position. The bolt head also has a periphery and an even number of arrangement sites located on the periphery. The bolt assembly further includes a plurality of locking projections positioned at a subset of the arrangement sites on the periphery of the bolt head. It also includes a cartridge extractor disposed at one of the arrangement sites which is not part of the subset and which is located horizontally adjacent the central longitudinal axis of the barrel when the bolt head is in the unlocked position.
    Type: Application
    Filed: July 27, 2001
    Publication date: June 20, 2002
    Inventor: Thomas Schweikart
  • Compact firearm
    Patent number: D510401
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: October 4, 2005
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Automatic rifle
    Patent number: D512117
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: November 29, 2005
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Firearm
    Patent number: D516660
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: March 7, 2006
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Automatic rifle with a butt stock
    Patent number: D517152
    Type: Grant
    Filed: June 30, 2005
    Date of Patent: March 14, 2006
    Assignee: Hackler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Firearm with grenade launcher
    Patent number: D517637
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: March 21, 2006
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Compact firearm
    Patent number: D542877
    Type: Grant
    Filed: May 20, 2005
    Date of Patent: May 15, 2007
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Firearm with a butt stock
    Patent number: D631931
    Type: Grant
    Filed: June 30, 2005
    Date of Patent: February 1, 2011
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Firearm with grenade launcher and butt stock
    Patent number: D633977
    Type: Grant
    Filed: June 30, 2005
    Date of Patent: March 8, 2011
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp