Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 4, 2019
Patent Application Number
15439454
Date Filed
February 22, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
A process for insulating a register box in which the register box has a plurality of side panels arranged in a generally rectangular configuration and a duct opening through a wall that extends across the generally rectangular configuration, in which the process includes flowing an expandable polymeric material toward the plurality of side panels, placing the register box into or onto a support structure, introducing a liner over the flowed expandable polymeric material within the register box, and placing a form onto the liner in the register box so as to shape the expandable polymeric material within the register box. The form and the liner are then removed from the register box.
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