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  • ACCESSORY MOUNTING SYSTEM
    Publication number: 20170205196
    Abstract: A firearm accessory adjustment system is described. The system provides for independent elevation and windage adjustment for a laser associated with a firearm. Each of the elevation and windage adjustments can be made independently using single adjustments on the side of the firearm. The system can be integral to a sidearm.
    Type: Application
    Filed: January 9, 2017
    Publication date: July 20, 2017
    Applicant: Sig Sauer, Inc.
    Inventor: Robert E. Sheets, Jr.
  • Accessory mounting system
    Patent number: 10024629
    Abstract: A firearm accessory adjustment system is described. The system provides for independent elevation and windage adjustment for a laser associated with a firearm. Each of the elevation and windage adjustments can be made independently using single adjustments on the side of the firearm. The system can be integral to a sidearm.
    Type: Grant
    Filed: January 9, 2017
    Date of Patent: July 17, 2018
    Assignee: Sig Sauer, Inc.
    Inventor: Robert E. Sheets, Jr.
  • CHARGING HANDLE FOR SUB-CALIBER UPPER RECEIVER ACTIONS
    Publication number: 20230142958
    Abstract: The present disclosure provides charging handles compatible with hold-open bolt carriers for using low-cost (e.g., 22LR) ammunition in a standard AR-15 or M16 upper receiver, such as an upper receiver of a Sig Sauer MCX firearm.
    Type: Application
    Filed: July 29, 2022
    Publication date: May 11, 2023
    Inventors: Kevin Philbin, Scott Richard Gherardini,, JR.
  • COMPOSITE GRIP MODULE FOR A HANDGUN
    Publication number: 20200049449
    Abstract: Techniques are disclosed for making a composite grip or grip module for a handgun. The composite grip is made from a polymer composite that includes a polymer and dense particles that increase the density of the grip when compared to the polymer without the dense particles. The particles can be tungsten metal.
    Type: Application
    Filed: July 12, 2019
    Publication date: February 13, 2020
    Applicant: Sig Sauer, Inc.
    Inventors: Zachary Stephen Haase, Phillip Harold Strader, JR.
  • Foldable stock assembly
    Patent number: 8915005
    Abstract: A folding stock assembly for a firearm includes a butt stock portion; a receiver interface portion; and a bidirectional hinge assembly configured to allow the butt stock portion to bidirectionally pivot with respect to the receiver interface portion.
    Type: Grant
    Filed: January 16, 2013
    Date of Patent: December 23, 2014
    Assignee: Sig Sauer, Inc.
    Inventors: David A. Grimshaw, David Samuel Thompson, Anthony John Campman
  • MODULAR FIREARM SOUND SUPPRESSOR COUPLER
    Publication number: 20180306544
    Abstract: Examples include a threaded coupler for connecting two portions of a firearm sound suppressor housing together. The threaded coupler includes a sound suppressing baffle. Using the coupler and its integrated baffle provides additional sound suppression compared to sound suppressors with other types of connectors between housing portions.
    Type: Application
    Filed: April 18, 2018
    Publication date: October 25, 2018
    Applicant: Sig Sauer, Inc.
    Inventor: Ben White
  • FIRING PIN LOCK
    Publication number: 20230102280
    Abstract: A firing pin lock for firearms is provided. The firing pin lock is a single piece of resilient metal that includes a pocket for receiving the head of the firing pin to prevent inadvertent discharge of the firearm. The firing pin lock can be mounted laterally in the bolt carrier group and is deflected outwardly by the action of the hammer.
    Type: Application
    Filed: September 22, 2022
    Publication date: March 30, 2023
    Applicant: Sig Sauer, Inc.
    Inventors: Lucas Paul Gagne, Aaron C. Sakash, Bryan Charles Dustin
  • Target dot sight having target illumination sensor
    Patent number: 11378357
    Abstract: A target dot sight includes a target illumination sensor that senses the amount of illumination at a target, rather than merely sensing the ambient sight of the entire operating environment. Then, based on the sensed target illumination, the target dot sight may automatically compensate for the brightness of the target.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: July 5, 2022
    Assignee: SIG SAUER, INC.
    Inventors: John P. Nichols, David Pierson
  • Target dot sight having target illumination sensor
    Patent number: 11662177
    Abstract: A target dot sight includes a target illumination sensor that senses the amount of illumination at a target, rather than merely sensing the ambient sight of the entire operating environment. Then, based on the sensed target illumination, the target dot sight may automatically compensate for the brightness of the target.
    Type: Grant
    Filed: July 5, 2022
    Date of Patent: May 30, 2023
    Assignee: SIG SAUER, INC.
    Inventors: John P. Nichols, David Pierson
  • Firing pin lock
    Patent number: 11913740
    Abstract: A firing pin lock for firearms is provided. The firing pin lock is a single piece of resilient metal that includes a pocket for receiving the head of the firing pin to prevent inadvertent discharge of the firearm. The firing pin lock can be mounted laterally in the bolt carrier group and is deflected outwardly by the action of the hammer.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: February 27, 2024
    Assignee: Sig Sauer, Inc.
    Inventors: Lucas Paul Gagne, Aaron C. Sakash, Bryan Charles Dustin
  • Modular firearm sound suppressor coupler
    Patent number: 10415917
    Abstract: Examples include a threaded coupler for connecting two portions of a firearm sound suppressor housing together. The threaded coupler includes a sound suppressing baffle. Using the coupler and its integrated baffle provides additional sound suppression compared to sound suppressors with other types of connectors between housing portions.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: September 17, 2019
    Assignee: Sig Sauer, Inc.
    Inventor: Ben White
  • Composite grip module for a handgun
    Patent number: 10866059
    Abstract: A composite grip or grip module for a handgun is made from a polymer composite that includes a polymer and dense particles that increase the density of the grip. For example, the particles can be tungsten, tantalum, lead, iron, or mixtures thereof to provide a polymer density of greater than 2.5 grams per cubic centimeter.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: December 15, 2020
    Assignee: Sig Sauer, Inc.
    Inventors: Zachary Stephen Haase, Phillip Harold Strader, Jr.
  • Charging handle for sub-caliber upper receiver actions
    Patent number: 11913745
    Abstract: The present disclosure provides charging handles compatible with hold-open bolt carriers for using low-cost (e.g., 22LR) ammunition in a standard AR-15 or M16 upper receiver, such as an upper receiver of a Sig Sauer MCX firearm.
    Type: Grant
    Filed: July 29, 2022
    Date of Patent: February 27, 2024
    Assignee: PERFETTO PERFORMANCE, INC.
    Inventors: Kevin Philbin, Scott Richard Gherardini, Jr.
  • Firearm gas discharge deflector
    Patent number: 11614291
    Abstract: An accessory for a firearm includes a deflector structured to alter a path of discharge gasses and/or debris after such gasses and debris pass a Loaded Chamber Indicator (LCI) of the firearm. The LCI indicates a presence of a cartridge within a firing chamber of the firearm, but openings within and around the LCI also provide a path for hot gasses and debris to strike accessories, which causes fouling and other deterioration.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: March 28, 2023
    Assignee: SIG SAUER, INC.
    Inventor: Drew A. Essig
  • HANDGUN SAFETY MECHANISM
    Publication number: 20190195587
    Abstract: A takedown lever assembly for a striker-fired handgun. The takedown lever assembly includes a takedown actuation lever operable between a firing position and a takedown position, and a safety bar operatively coupled to the takedown actuation lever. The safety bar moves longitudinally along the frame in response to moving the takedown actuation lever from the firing position to the takedown position, thereby causing the sear to disengage from the striker.
    Type: Application
    Filed: December 21, 2018
    Publication date: June 27, 2019
    Applicant: Sig Sauer, Inc.
    Inventors: Adrian Thomele, Jason Knight
  • FOLDABLE STOCK RETENTION ASSEMBLY
    Publication number: 20140196345
    Abstract: A folding stock assembly for a firearm includes: a butt stock portion; a receiver interface portion; and a hinge assembly configured to allow the butt stock portion to pivot with respect to the receiver interface portion. The butt stock portion includes a bolt retention receptacle configured to releasably receive a bolt handle of a bolt assembly when the butt stock is positioned in a first folded position.
    Type: Application
    Filed: January 16, 2013
    Publication date: July 17, 2014
    Applicant: Sig Sauer, Inc.
    Inventors: DAVID A. GRIMSHAW, David Samuel Thompson, Anthony John Campman
  • SLOTTED TRIGGER ACTUATION
    Publication number: 20190310043
    Abstract: An apparatus and method for a slotted trigger actuation mechanism for a firearm are described herein. The slotted trigger actuation mechanism may be a slotted trigger bar interface. The slotted trigger bar interface may serve to increase a distance of trigger pull required to execute firing ammunition. A trigger body may comprise a trigger bias for increasing trigger work. The apparatus and method described herein may help to improve results during drop safety testing.
    Type: Application
    Filed: April 1, 2019
    Publication date: October 10, 2019
    Applicant: Sig Sauer, Inc.
    Inventor: Matthew A. Taylor
  • FIREARM UPPER RECEIVER POSITIONING MECHANISM
    Publication number: 20170299292
    Abstract: A firearm having a lower receiver including a takedown pin through hole and an upper receiver configured to receive the lower receiver. The upper receiver including a rear lug and the rear lug including a bore and a screw disposed in the bore. A takedown pin having a cam surface such that the upper receiver is drawn to the lower receiver as the takedown pin is inserted in the takedown pin through hole and the bore of the rear lug.
    Type: Application
    Filed: April 19, 2017
    Publication date: October 19, 2017
    Applicant: Sig Sauer, Inc.
    Inventor: William C. Daley, JR.
  • Adjustable firearm accessory
    Patent number: 11719513
    Abstract: An accessory mounting system for adjustably mounting an accessory to a firearm accessory rail having a series of slots includes a rail clamping system structured to clamp to the firearm accessory rail, a mounting member having a tab structured to engage with one of the series of slots of the firearm accessory rail; and an adjustment mechanism that allows the accessory to be moved along a long axis of the firearm accessory rail less than a slot pitch of the firearm accessory rail.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: August 8, 2023
    Assignee: SIG SAUER, INC.
    Inventor: Michael K. Morrison
  • Monocore silencer with integral conical flash hider
    Patent number: 9835399
    Abstract: A muzzle end accessory for a firearm includes features to both suppress sounds and flashes associated with firing of the firearm. The features that provide sound and flash suppression may be formed, at least partially, in a core structure that is interior to the accessory and thus protected from damage by contact with external elements. The core structure may be of a unitary structure, promoting structural integrity and ease of manufacturing.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: December 5, 2017
    Assignee: SIG SAUER, INC.
    Inventor: Ethan Lessard
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