发明公开
EP3500427A1 SOUND-ABSORBING PANELS COMPRISING A CORE CONSISTING OF CONNECTED CELLS, WHEREIN SOME OF THE CELL WALLS HAVE OPENINGS
有权
基本信息:
- 专利标题： SOUND-ABSORBING PANELS COMPRISING A CORE CONSISTING OF CONNECTED CELLS, WHEREIN SOME OF THE CELL WALLS HAVE OPENINGS
- 申请号：EP17757974.5 申请日：2017-08-11
- 公开(公告)号：EP3500427A1 公开(公告)日：2019-06-26
- 发明人： JONZA, James M. , GERDES, Ronald W. , HERDTLE, Thomas , KALISH, Jeffrey P. , MCNULTY, Jason D. , KNECHT, Harold C., III , YOO, Taewook
- 申请人： 3M Innovative Properties Company
- 申请人地址： 3M Center Post Office Box 33427 St. Paul, MN 55133-3427 US
- 专利权人： 3M Innovative Properties Company
- 当前专利权人： 3M Innovative Properties Company
- 当前专利权人地址： 3M Center Post Office Box 33427 St. Paul, MN 55133-3427 US
- 代理机构： Herzog, Fiesser & Partner Patentanwälte PartG mbB
- 优先权： US201662377285P 20160819
- 国际公布： WO2018034949 20180222
- 主分类号： B32B3/12
- IPC分类号： B32B3/12 ; B32B3/26 ; E04B1/84 ; E04B1/86 ; G10K11/16 ; G10K11/168 ; G10K11/172 ; B60R13/08