Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Egon Berghofer0
Hans Henning Artmann0
Markus Koegler0
Herbert Muenzenberger0
Date of Patent
September 10, 2024
0Patent Application Number
167992360
Date Filed
February 24, 2020
0Patent Citations
...
Patent Primary Examiner
Patent abstract
A firestop collar for sealing of openings, especially of line penetrations, that pass through walls or ceilings, has a frame and a block of optionally intumescent material disposed therein, and is characterized in that the frame is of modular construction.
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