Patents Assigned to WHG Properties, LLC
  • Adjustable rear sight for a firearm
    Patent number: 10605565
    Abstract: The disclosure relates to an adjustable rear iron sight for a firearm. The rear iron sight includes features that maintain its various components in a state of alignment, that permit the rear iron sight to be locked in raised and lowered positions, and that bias a dual aiming aperture against movement while nevertheless permitting the user to easily rotate the dual aiming aperture to switch between its large-diameter and small-diameter apertures.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: March 31, 2020
    Assignee: WHG Properties, LLC
    Inventors: William H. Geissele, Frank E. Robinson
  • Firearm system
    Patent number: 10605549
    Abstract: An adapter for an M240 machine gun to position the trigger housing assembly distally forward as well as an M240 machine gun with the trigger housing assembly positioned distally forward from the proximal end of the receiver.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: March 31, 2020
    Assignee: WHG Properties, LLC
    Inventors: Ronnie Barrett, Christopher Gene Barrett
  • Devices for restricting the flow of propellant gas in gas-actuated firearms
    Patent number: 10557675
    Abstract: Gas block assemblies for use with gas-actuated firearms include a flow-restrictor device that permits variation of the flow of propellant gas to the action of the firearm. The flow-restrictor device is switchable between a first position at which the device restricts the flow, and a second position at which the device does not present any restriction to the flow. In addition, the flow restrictor device can be configured to permit adjustments in the degree of flow restriction generated when the flow-restrictor device is in its first position.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: February 11, 2020
    Assignee: WHG Properties, LLC
    Inventors: Frank E. Robinson, William H. Geissele
  • Trigger mechanism for a firearm
    Patent number: 10514222
    Abstract: A trigger mechanism for a firearm includes a hammer element pivotable between a ready position and a fired position, and a trigger element pivotable between a first position that retains the hammer element in the ready position, and a second position that releases the hammer element. The hammer element may include a hammer sear or a trigger sear having an initial sear surface and a terminal sear surface. The trigger element may include a trigger sear that at least partially engages a portion of the hammer sear when the hammer element is in the ready position.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: December 24, 2019
    Assignee: WHG Properties, LLC
    Inventors: Neal McKillips, William H. Geissele
  • Self-calibrating firearm accessory mount
    Patent number: 10495417
    Abstract: The disclosure relates to a firearm accessory mount having a fastening system that is self-calibrated to achieve a proper predetermined attachment force for securely attaching the accessory mount to a firearm, without the need for a torque wrench.
    Type: Grant
    Filed: November 12, 2018
    Date of Patent: December 3, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Sear mechanism for a firearm
    Patent number: 10495400
    Abstract: A sear mechanism for a firearm includes a trigger element having one or more contact surfaces on which one or more movable or pivotable components of the sear mechanism selectively contacts or slides. In some embodiments, the trigger element is made by producing an intermediate workpiece of the trigger element by a manufacturing process, and electric discharge machining the intermediate workpiece of the trigger element to provide the contact surfaces.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: December 3, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Safety selector assemblies
    Patent number: 10466002
    Abstract: A safety selector assembly for a firearm includes a cylinder sized and shaped to be rotatably received within a lower receiver; and a lever detachably coupled to the cylinder end and secured to the cylinder end by a threaded member. The threaded member is configured to engage the cylinder end, and to move between a first and a second position in relation to the cylinder end. The lever is configured to engage the threaded member when the threaded member is in the first position, and interfering contact between the threaded member and the lever causes the lever to be retained on the cylinder end. The lever can be removed from the cylinder end when the threaded member is in the second position.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: November 5, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Bolt catch for a firearm
    Patent number: D859568
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: September 10, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Bolt catch for a firearm
    Patent number: D859570
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: September 10, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Firearm charging handle
    Patent number: D864338
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: October 22, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Firearm charging handle
    Patent number: D864339
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: October 22, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Firearm charging handle
    Patent number: D865108
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: October 29, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Firearm charging handle
    Patent number: D865109
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: October 29, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Firearm charging handle
    Patent number: D865110
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: October 29, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Trigger mechanism
    Patent number: D868198
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: November 26, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Trigger mechanism
    Patent number: D868928
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: December 3, 2019
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Firearm handguard
    Patent number: D871537
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: December 31, 2019
    Assignee: WHG Properties, LLC
    Inventor: Neal McKillips
  • Trigger Mechanism
    Patent number: D872216
    Type: Grant
    Filed: April 30, 2018
    Date of Patent: January 7, 2020
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Firearm safety lever
    Patent number: D872822
    Type: Grant
    Filed: March 19, 2019
    Date of Patent: January 14, 2020
    Assignee: WHG Properties, LLC
    Inventor: William H. Geissele
  • Firearm trigger guard
    Patent number: D875873
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: February 18, 2020
    Assignee: WHG Properties, LLC
    Inventor: Frank E. Robinson