Invention Grant
- Patent Title: Penetration firestop system
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Application No.: US15564761Application Date: 2016-03-30
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Publication No.: US10662644B2Publication Date: 2020-05-26
- Inventor: John C. Hulteen , George W. Frost , Richard J. Haffner , Ernst L. Schmidt
- Applicant: 3M INNOVATIVE PROPERTIES COMPANY
- Applicant Address: US MN St. Paul
- Assignee: 3M Innovative Properties Company
- Current Assignee: 3M Innovative Properties Company
- Current Assignee Address: US MN St. Paul
- Agent Julie Lapos-Kuchar
- International Application: PCT/US2016/024821 WO 20160330
- International Announcement: WO2016/167956 WO 20161020
- Main IPC: E04B1/94
- IPC: E04B1/94 ; F16L5/02 ; A62C2/06 ; E04B1/68 ; F16L5/04
Abstract:
Described herein is a firestop for construction assemblies comprising a penetration wherein a packing material and a non-porous adhesive article are used to fill and seal the opening.
Public/Granted literature
- US20180112395A1 PENETRATION FIRESTOP SYSTEM Public/Granted day:2018-04-26
Information query
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