Patents by Inventor Piotr G. Kumiega

Piotr G. Kumiega 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).

  • Patent number: 11365951
    Abstract: A firearm has a frame, a pivot connection connected to the frame, an elongated trigger lever coupled to the pivot connection and movable in a first direction between a rest position and an actuated position, the trigger lever including a first portion and a second portion, the first and second portions of the trigger lever being configured to receive first and second fingers of a user, and a trigger biasing structure including one or more bias springs to apply a force to the trigger lever to bias the trigger lever in a second direction opposite the first direction, and wherein a force applied to move the trigger lever in the first direction is the sum of an applied force multiplied by the distance between the first portion and the pivot connection and the applied force multiplied by the distance between the second portion and the pivot connection.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: June 21, 2022
    Assignee: Connecticut Shotgun Manufacturing Company
    Inventors: Paul Joseph Corsi, Antony Galazan, Piotr G. Kumiega
  • Publication number: 20210254925
    Abstract: A double-barreled revolver has a frame, a trigger lever having a first end connected to the frame and movable between a forward rest position and a rearward actuated position, the trigger lever having a free end extending away from the frame and opposite the first end, a guard element forward of the trigger lever and having an upper end connected to the frame and a downwardly depending lower end, and the free end of the trigger lever being separated from the lower end of the guard element by a limited gap, such that the frame, trigger lever and guard element collectively define a protected trigger space. The gap may be less than 0.9 cm such that a user's finger may not enter the trigger space except from a lateral direction. The trigger lever may have an exposed actuation portion configured to be actuated by two fingers.
    Type: Application
    Filed: December 8, 2020
    Publication date: August 19, 2021
    Applicant: Connecticut Shotgun Manufacturing Company
    Inventors: Paul Joseph Corsi, Antony Galazan, Piotr G. Kumiega
  • Patent number: 10890412
    Abstract: A double-barreled revolver has a frame, a trigger lever having a first end connected to the frame and movable between a forward rest position and a rearward actuated position, the trigger lever having a free end extending away from the frame and opposite the first end, a guard element forward of the trigger lever and having an upper end connected to the frame and a downwardly depending lower end, and the free end of the trigger lever being separated from the lower end of the guard element by a limited gap, such that the frame, trigger lever and guard element collectively define a protected trigger space. The gap may be less than 0.9 cm such that a user's finger may not enter the trigger space except from a lateral direction. The trigger lever may have an exposed actuation portion configured to be actuated by two fingers.
    Type: Grant
    Filed: January 3, 2019
    Date of Patent: January 12, 2021
    Assignee: Connecticut Shotgun Manufacturing Company
    Inventors: Paul Joseph Corsi, Antony Galazan, Piotr G. Kumiega
  • Publication number: 20200217612
    Abstract: A double-barreled revolver has a frame, a trigger lever having a first end connected to the frame and movable between a forward rest position and a rearward actuated position, the trigger lever having a free end extending away from the frame and opposite the first end, a guard element forward of the trigger lever and having an upper end connected to the frame and a downwardly depending lower end, and the free end of the trigger lever being separated from the lower end of the guard element by a limited gap, such that the frame, trigger lever and guard element collectively define a protected trigger space. The gap may be less than 0.9 cm such that a user's finger may not enter the trigger space except from a lateral direction. The trigger lever may have an exposed actuation portion configured to be actuated by two fingers.
    Type: Application
    Filed: January 3, 2019
    Publication date: July 9, 2020
    Applicant: Connecticut Shotgun Manufacturing Company
    Inventors: Paul Joseph Corsi, Antony Galazan, Piotr G. Kumiega