E04F 2290/046

With a facing or top layer for fire insulation

Official title: with a facing or top layer for fire insulation

E04F2290/046 (With a facing or top layer for fire insulation) appears on 9 US grants and 12 published applications in this corpus.

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Granted patents
9
Published applications
12
Assignees
8
Inventors
15
Latest grant
22 Jul 2025

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E04F 2290/046: granted patents and published applications per publication year
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