Firestop collar

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12083366
APP PUB NO 20200188711A1
SERIAL NO

16799236

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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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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Patent Owner(s)

Patent OwnerAddress
HILTI AKTIENGESELLSCHAFT9494 SCHAAN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Artmann, Hans Henning Munich, DE 4 3
Berghofer, Egon Scheuring, DE 5 3
Koegler, Markus Buchloe, DE 22 496
Muenzenberger, Herbert Wiesbaden, DE 42 296

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