Patents by Inventor Sheryl A Katcher

Sheryl A Katcher 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).

  • Retractable security barrier
    Patent number: 11661791
    Abstract: A retractable, coilable, security barrier screen easily mounted around a door, window or other building opening such as a hallway entrance. The barrier is designed to withstand considerable forces from blunt force strikes, bullets and edged weapon slashing. As such, it has a strengthened spool tube, novel security barrier attachment methods, and redundant operational features such as dual (top and bottom spool locks), quad spool locking pins and a dual attachment for the fabric security barrier to the screen lock strip that includes both gluing and plate riveting.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: May 30, 2023
    Inventors: David A Katcher, Sheryl A Katcher
  • Retractable Security Barrier
    Publication number: 20200355024
    Abstract: A retractable, coilable, security barrier screen easily mounted around a door, window or other building opening such as a hallway entrance. The barrier is designed to withstand considerable forces from blunt force strikes, bullets and edged weapon slashing. As such, it has a strengthened spool tube, novel security barrier attachment methods, and redundant operational features such as dual (top and bottom spool locks), quad spool locking pins and a dual attachment for the fabric security barrier to the screen lock strip that includes both gluing and plate riveting.
    Type: Application
    Filed: June 12, 2020
    Publication date: November 12, 2020
    Inventors: David A Katcher, Sheryl A Katcher