EP 4035854 B1 20240619 - MULTILAYER SOUND ABSORPTION PANEL AND ITS USE AND METHOD AND DEVICE FOR MANUFACTURING THE SAME
Title (en)
MULTILAYER SOUND ABSORPTION PANEL AND ITS USE AND METHOD AND DEVICE FOR MANUFACTURING THE SAME
Title (de)
MEHRSCHICHTIGE SCHALLABSORPTIONSPLATTE UND DEREN VERWENDUNG SOWIE VERFAHREN UND VORRICHTUNG FÜR DEREN HERSTELLUNG
Title (fr)
PANNEAU MULTICOUCHE D'ABSORPTION DE BRUIT ET SON UTILISATION, AINSI QUE LEURS PROCÉDÉ ET DISPOSITIF DE FABRICATION
Publication
Application
Priority
DE 102021200905 A 20210201
IPC 8 full level
B27M 1/00 (2006.01); E04B 1/82 (2006.01); E04B 1/84 (2006.01); E04B 1/86 (2006.01)
CPC (source: EP)
B27M 1/003 (2013.01); E04B 1/82 (2013.01); E04B 1/84 (2013.01); E04B 1/86 (2013.01); E04B 2001/8245 (2013.01); E04B 2001/8461 (2013.01)
Citation (examination)
EP 2335916 B1 20140716 - LIGNOTREND GMBH & CO KG [DE]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 4035854 A1 20220803; EP 4035854 B1 20240619; DE 102021200905 A1 20220804
DOCDB simple family (application)
EP 22154186 A 20220131; DE 102021200905 A 20210201