Patents Assigned to Instant Firestop Inc.
  • Fire-stop sealant kit
    Patent number: 5180063
    Abstract: A kit of fire-stop materials contains balanced proportions of sealant and mineral wool. Boxed with tools with a layout that renders transportation and storage convenient, the efficiency of the system makes the package cost effective.
    Type: Grant
    Filed: November 15, 1991
    Date of Patent: January 19, 1993
    Assignee: Instant Firestop Inc.
    Inventor: Michael Sakno