Patents by Inventor Alan H. Ostrowski

Alan H. Ostrowski 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).

  • Quick barrel change firearm
    Patent number: 9228786
    Abstract: A firearm can have a backbone, a barrel, a swinging wedge, and a barrel latch, in accordance with one or more embodiments. The barrel latch can be in mechanical communication with the swinging wedge. The barrel latch can have a first position and a second position and the swinging wedge can be configured to maintain attachment of the barrel to the backbone when the barrel latch is in the first position and is configured to release the barrel from the backbone when the barrel latch is in the second position. Thus, the firearm can provide quick barrel changes. Other features enhance the reliability and utility of the firearm.
    Type: Grant
    Filed: January 13, 2012
    Date of Patent: January 5, 2016
    Assignee: ArmWest, LLC
    Inventors: Leroy James Sullivan, Robert Lloyd Waterfield, Alan H. Ostrowski, Paul N. Latulippe, Jr., Hyunjung Samuel Eyssautier
  • Quick Barrel Change Firearm
    Publication number: 20120180354
    Abstract: A firearm can have a backbone, a barrel, a swinging wedge, and a barrel latch, in accordance with one or more embodiments. The barrel latch can be in mechanical communication with the swinging wedge. The barrel latch can have a first position and a second position and the swinging wedge can be configured to maintain attachment of the barrel to the backbone when the barrel latch is in the first position and is configured to release the barrel from the backbone when the barrel latch is in the second position. Thus, the firearm can provide quick barrel changes. Other features enhance the reliability and utility of the firearm.
    Type: Application
    Filed: January 13, 2012
    Publication date: July 19, 2012
    Applicant: ArmWest, LLC
    Inventors: Leroy James Sullivan, Robert Lloyd Waterfield, Alan H. Ostrowski, Paul N. Latulippe, JR., Hyunjung Samuel Eyssautier