Global Patent Index - EP 4172448 A1

EP 4172448 A1 20230503 - SOUND SPACER

Title (en)

SOUND SPACER

Title (de)

SCHALLABSTANDSHALTER

Title (fr)

INTERCALAIRE PHONIQUE

Publication

EP 4172448 A1 20230503 (FR)

Application

EP 21745369 A 20210628

Priority

  • FR 2006876 A 20200630
  • FR 2021051188 W 20210628

Abstract (en)

[origin: WO2022003287A1] The present invention relates to a sound spacer (I) comprising a first layer (1) made of a first material and a second layer (2), characterized in that the second layer comprises damping means (20) comprising at least one pellet (21) made of a second material different from the first material.

IPC 8 full level

E06B 3/67 (2006.01); B32B 17/06 (2006.01); B32B 17/10 (2006.01); E04B 1/86 (2006.01); G10K 11/168 (2006.01)

CPC (source: EP US)

B32B 3/10 (2013.01 - US); B32B 17/067 (2013.01 - EP US); B32B 17/10 (2013.01 - EP); B32B 17/10036 (2013.01 - EP US); B32B 17/10614 (2013.01 - EP US); B32B 17/10761 (2013.01 - EP US); E04B 1/86 (2013.01 - EP); E06B 3/6707 (2013.01 - EP); G10K 11/168 (2013.01 - EP US); G10K 11/172 (2013.01 - EP US); B32B 2307/102 (2013.01 - EP US)

Citation (search report)

See references of WO 2022003287A1

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

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

FR 3111927 A1 20211231; FR 3111927 B1 20220722; CN 114206461 A 20220318; EP 4172448 A1 20230503; US 2023260495 A1 20230817; WO 2022003287 A1 20220106

DOCDB simple family (application)

FR 2006876 A 20200630; CN 202180003872 A 20210628; EP 21745369 A 20210628; FR 2021051188 W 20210628; US 202118012888 A 20210628