Patents by Inventor Paul Hochstrate
Paul Hochstrate 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).
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Publication number: 20120152104Abstract: An automatic or semi-automatic rifle. The rifle has a receiver and a bolt having a striking surface, the bolt enclosed within the receiver. A barrel has a bore, the barrel coupled to the receiver. An indirect gas operating system has a cylinder and a piston, the indirect gas operating system mounted with a mounting structure substantially independent of the barrel. The cylinder is in communication with the bore, and the piston is fitted to the cylinder and disposed for striking the striking surface and displacing the bolt assembly.Type: ApplicationFiled: September 14, 2009Publication date: June 21, 2012Applicant: Colt Defense LLCInventors: Kevin Audibert, Michael Josey, Paul Hochstrate
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Publication number: 20120137562Abstract: An automatic or semiautomatic blackrifle type rifle having a receiver and a bolt carrier movably coupled to the receiver. An action system is connected to the bolt carrier for cycling the bolt carrier in the receiver. A folding butt stock is connected to the receiver, the folding butt stock being both foldable and collapsible.Type: ApplicationFiled: October 6, 2008Publication date: June 7, 2012Applicant: Colt Defense LLCInventors: Kevin Langevin, Paul Hochstrate, Sachin Mistry, William Hartsig, Gregory Thune, Kevin Audibert
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Publication number: 20120111183Abstract: A rifle having a receiver with an integral hand guard and a barrel. The barrel is connected to the receiver. The hand guard extends over and surrounds the barrel. A removable hand guard is attached to the receiver by an attachment that stably holds the removable hand guard to the receiver. The attachment is arranged for allowing detachment and removal of the removable hand guard from the receiver without removal of fasteners.Type: ApplicationFiled: November 8, 2011Publication date: May 10, 2012Inventors: Paul Hochstrate, Laurance Robbins, Arthur F. Daigle
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Patent number: 8117958Abstract: A semi-automatic or automatic rifle is provided the rifle having: a receiver having a hand guard portion; a barrel having a bore, the bore removably connected to the receiver, the hand guard portion surrounding at least a portion of the barrel; a gas block having a forward end and a rearward end aligned with the barrel; a sleeve removably secured to the forward end of the gas block; a piston slidably received within the gas block, wherein the gas block and the sleeve fluidly couple the piston to the bore of the barrel; wherein an increase in pressure in the bore of the barrel causes the piston to move away from the sleeve; and wherein the sleeve and the piston are each capable of being removed from the rifle through the forward end of the gas block without removing the gas block from the rifle.Type: GrantFiled: May 9, 2011Date of Patent: February 21, 2012Assignee: Colt Defense LLCInventors: Paul Hochstrate, Laurance Robbins, Arthur F. Daigle
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Publication number: 20120030983Abstract: An automatic or semiautomatic rifle having a receiver and a bolt carrier movably coupled to the receiver. An action system is connected to the bolt carrier for cycling the bolt carrier in the receiver. A receiver extension is connected to the receiver, at least part of the action system extending into the receiver extension. A folding stock is connected to the receiver. The receiver extension is located within the folding stock.Type: ApplicationFiled: June 27, 2011Publication date: February 9, 2012Inventors: Grzegorz Kuczynko, Kevin Langevin, Paul Hochstrate
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Publication number: 20110303082Abstract: A semi-automatic or automatic rifle is provided the rifle having: a receiver having a hand guard portion; a barrel having a bore, the bore removably connected to the receiver, the hand guard portion surrounding at least a portion of the barrel; a gas block having a forward end and a rearward end aligned with the barrel; a sleeve removably secured to the forward end of the gas block; a piston slidably received within the gas block, wherein the gas block and the sleeve fluidly couple the piston to the bore of the barrel; wherein an increase in pressure in the bore of the barrel causes the piston to move away from the sleeve; and wherein the sleeve and the piston are each capable of being removed from the rifle through the forward end of the gas block without removing the gas block from the rifle.Type: ApplicationFiled: May 9, 2011Publication date: December 15, 2011Inventors: Paul Hochstrate, Laurance Robbins, Arthur F. Daigle
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Patent number: 8051595Abstract: A rifle having a receiver with an integral hand guard and a barrel. The barrel is connected to the receiver. The hand guard extends over and surrounds the barrel. A removable hand guard is attached to the receiver by an attachment that stably holds the removable hand guard to the receiver. The attachment is arranged for allowing detachment and removal of the removable hand guard from the receiver without removal of fasteners.Type: GrantFiled: February 9, 2006Date of Patent: November 8, 2011Assignee: Colt Defense, LLCInventors: Paul Hochstrate, Laurance Robbins, Arthur F. Daigle
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Patent number: 7966761Abstract: An automatic or semiautomatic rifle having a receiver and a bolt carrier movably coupled to the receiver. An action system is connected to the bolt carrier for cycling the bolt carrier in the receiver. A receiver extension is connected to the receiver, at least part of the action system extending into the receiver extension. A folding stock is connected to the receiver. The receiver extension is located within the folding stock.Type: GrantFiled: October 9, 2007Date of Patent: June 28, 2011Assignee: Colt Defense LLCInventors: Grzegorz Kuczynko, Kevin Langevin, Paul Hochstrate
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Publication number: 20110131857Abstract: An automatic or semiautomatic rifle having a receiver and a bolt carrier movably coupled to the receiver. An action system is connected to the bolt carrier for cycling the bolt carrier in the receiver. A receiver extension is connected to the receiver, at least part of the action system extending into the receiver extension. A folding stock is connected to the receiver. The receiver extension is located within the folding stock.Type: ApplicationFiled: October 9, 2007Publication date: June 9, 2011Applicant: Colt Defense, LLCInventors: Grzegorz Kuczynko, Kevin Langevin, Paul Hochstrate
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Patent number: 7938055Abstract: A semi-automatic or automatic rifle is provided. The semi-automatic or automatic rifle includes a receiver having an integral hand guard portion, a barrel having a bore. The bore is removably connected to the receiver, the hand guard portion extending over and surrounding the barrel, an indirect gas operating system has a gas block and a piston. The gas block has a cylinder, the gas block is fitted to the barrel, the cylinder is in communication with the bore. The piston has a piston end and a striking end, the piston end is fitted to the cylinder and has a bolt carrier having a striking surface. When a cartridge is fired, gas displaces the piston end and causes the striking end to strike the striking surface displacing the bolt assembly, wherein, the cylinder and the piston are together removable as an assembly from the firearm without disassembly of the rifle.Type: GrantFiled: August 16, 2010Date of Patent: May 10, 2011Assignee: Colt Defense LLCInventors: Paul Hochstrate, Laurance Robbins, Arthur F. Daigle
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Publication number: 20100300277Abstract: A semi-automatic or automatic rifle is provided. The semi-automatic or automatic rifle includes a receiver having an integral hand guard portion, a barrel having a bore. The bore is removably connected to the receiver, the hand guard portion extending over and surrounding the barrel, an indirect gas operating system has a gas block and a piston. The gas block has a cylinder, the gas block is fitted to the barrel, the cylinder is in communication with the bore. The piston has a piston end and a striking end, the piston end is fitted to the cylinder and has a bolt carrier having a striking surface. When a cartridge is fired, gas displaces the piston end and causes the striking end to strike the striking surface displacing the bolt assembly, wherein, the cylinder and the piston are together removable as an assembly from the firearm without disassembly of the rifle.Type: ApplicationFiled: August 16, 2010Publication date: December 2, 2010Applicant: COLT DEFENSE, LLCInventors: Paul Hochstrate, Laurance Robbins, Arthur F. Daigle
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Patent number: 7775150Abstract: An indirect gas operating system for an M4 type automatic or semi-automatic firearm. The indirect gas operating system has a gas block having a cylinder. The gas block is fitted to a barrel assembly having a bore with the cylinder in communication with the bore. A piston having a piston end and a striking end has the piston end fitted to the cylinder. A bolt assembly having a striking surface is provided. When a cartridge is fired, gas displaces the piston end and causes the striking end to strike the striking surface displacing the bolt assembly. The cylinder and the piston are together removable as an assembly from the firearm without removal of the gas block.Type: GrantFiled: February 7, 2007Date of Patent: August 17, 2010Assignee: Colt Defense LLCInventors: Paul Hochstrate, Laurance Robbins, Arthur F. Daigle
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Patent number: 7698845Abstract: A model 1911 semi automatic pistol having a receiver, a barrel, a breach slide and a firing mechanism. The barrel is coupled to the receiver. The breach slide coupled to the receiver. The firing mechanism is coupled to the receiver. The firing mechanism is adapted for double action operation. The firing mechanism has a hammer with a firing pin strike surface and an engagement surface enabling single action operation of the firing mechanism. The engagement surface is movable relative to the firing pin strike surface.Type: GrantFiled: December 16, 2005Date of Patent: April 20, 2010Assignee: New Colt Holding CorporationInventors: Paul Hochstrate, Arthur Daigle
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Publication number: 20080301994Abstract: A semi-automatic or automatic rifle is provided. The rifle has a receiver having a receiver frame, a barrel removably connected to the receiver frame, and an end cap coupled to the barrel. A removable hand guard section is provided extending over and generally surrounding the barrel, the removable hand guard section removably connected to the receiver. The removable hand guard section has a locating feature adapted to engage with the end cap and locate the hand guard relative to the end cap. The removable hand guard section has a mounting rail portion and a body portion, the mounting rail portion molded into the body portion. The barrel has a locking collar adapted to removably position and lock the removable hand guard section relative to the receiver frame and the barrel. The removable hand guard floats in position relative to the barrel.Type: ApplicationFiled: April 9, 2008Publication date: December 11, 2008Inventors: Kevin Langevin, Paul Hochstrate, Grzegorz Kuczynko
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Publication number: 20070199435Abstract: An indirect gas operating system for an M4 type automatic or semi-automatic firearm. The indirect gas operating system has a gas block having a cylinder. The gas block is fitted to a barrel assembly having a bore with the cylinder in communication with the bore. A piston having a piston end and a striking end has the piston end fitted to the cylinder. A bolt assembly having a striking surface is provided. When a cartridge is fired, gas displaces the piston end and causes the striking end to strike the striking surface displacing the bolt assembly. The cylinder and the piston are together removable as an assembly from the firearm without removal of the gas block.Type: ApplicationFiled: February 7, 2007Publication date: August 30, 2007Inventors: Paul Hochstrate, Laurance Robbins, Arthur Daigle
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Publication number: 20070033851Abstract: A rifle having a receiver with an integral hand guard and a barrel. The barrel is connected to the receiver. The hand guard extends over and surrounds the barrel. A removable hand guard is attached to the receiver by an attachment that stably holds the removable hand guard to the receiver. The attachment is arranged for allowing detachment and removal of the removable hand guard from the receiver without removal of fasteners.Type: ApplicationFiled: February 9, 2006Publication date: February 15, 2007Inventors: Paul Hochstrate, Laurance Robbins, Arthur Daigle
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Patent number: 7131228Abstract: An M-4 firearm having a lower receiver assembly and an upper receiver assembly. The upper receiver assembly is connected to the lower receiver assembly. The lower receiver assembly has a fire control assembly. The upper receiver assembly has a barrel and a hand guard. The hand guard has a venting features for allowing cooling air to pass therethrough. The hand guard has a heat shield mounted therein. The hand guard has at least one peripheral device mounting rail. The hand guard has an upper portion and a removable lower portion. The removable lower portion has at least one peripheral device mounting rail. The removable lower portion may be removed and replaced with a different second removable lower portion without the removal of fasteners.Type: GrantFiled: June 16, 2005Date of Patent: November 7, 2006Assignee: Colt Defense LLCInventors: Paul Hochstrate, Laurance Robbins, Arthur F. Daigle
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Publication number: 20060150466Abstract: A model 1911 semi automatic pistol having a receiver, a barrel, a breach slide and a firing mechanism. The barrel is coupled to the receiver. The breach slide coupled to the receiver. The firing mechanism is coupled to the receiver. The firing mechanism is adapted for double action operation. The firing mechanism has a hammer with a firing pin strike surface and an engagement surface enabling single action operation of the firing mechanism. The engagement surface is movable relative to the firing pin strike surface.Type: ApplicationFiled: December 16, 2005Publication date: July 13, 2006Inventors: Paul Hochstrate, Arthur Daigle
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Publication number: 20060026883Abstract: An M-4 firearm having a lower receiver assembly and an upper, receiver assembly. The upper receiver assembly is connected to the lower receiver assembly. The lower receiver assembly has a fire control assembly. The upper receiver assembly has a barrel and a hand guard. The hand guard has a venting features for allowing cooling air to pass therethrough. The hand guard has a heat shield mounted therein. The hand guard has at least one peripheral device mounting rail. The hand guard has an upper portion and a removable lower portion. The removable lower portion has at least one peripheral device mounting rail. The removable lower portion may be removed and replaced with a different second removable lower portion without the removal of fasteners.Type: ApplicationFiled: June 16, 2005Publication date: February 9, 2006Inventors: Paul Hochstrate, Laurance Robbins, Arthur Daigle
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Publication number: 20050241470Abstract: An automatic firearm capable of automatic or semiautomatic fire. The firearm has a receiver having a moveable hammer. A selector is rotatably mounted in the receiver. A first sear is rotatably mounted in the receiver to engage the hammer where the first sear contacts a first camming surface of the selector. A second sear is rotatably mounted in the receiver to engage the hammer where the second sear contacts a second camming surface of the selector. A disconnect is rotatably mounted in the receiver where the disconnect contacts a third camming surface of the selector. The selector has a number of selectable positions disposed so that rotation of the selector between a first and last selectable position of the number of selectable-positions is less than 180 degrees.Type: ApplicationFiled: April 30, 2004Publication date: November 3, 2005Inventors: Paul Hochstrate, Michael LaPlante