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Extract from the Register of European Patents

EP About this file: EP2487677

EP2487677 - COMPOUND SOUND ABSORPTION DEVICE WITH BUILT-IN RESONANT CAVITY [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  08.01.2021
Database last updated on 14.09.2024
FormerThe patent has been granted
Status updated on  31.01.2020
FormerGrant of patent is intended
Status updated on  21.10.2019
FormerExamination is in progress
Status updated on  23.03.2018
Most recent event   Tooltip08.07.2022Lapse of the patent in a contracting state
New state(s): AL, MK		published on 10.08.2022  [2022/32]
Applicant(s)For all designated states
Institute Of Acoustics, Chinese Academy Of Science
No.21 North 4th Ring Road West Haidian District
Beijing 100190 / CN
[2012/33]
Inventor(s)01 / ZHANG, Qian
Institute Of Acoustics
Chinese Academy Of Science
No.21 North 4th Ring Road West
Haidian District
Beijing 100190 / CN
02 / LYU, Yadong
Institute Of Acoustics
Chinese Academy Of Science
No.21 North 4th Ring Road West
Haidian District
Beijing 100190 / CN
03 / YANG, Jun
Institute Of Acoustics
Chinese Academy Of Science
No.21 North 4th Ring Road West
Haidian District
Beijing 100190 / CN
 [2020/19]
Former [2019/46]01 / ZHANG, Qian
Institute Of Acoustics
Chinese Academy Of Science
No.21 North 4th Ring Road West
Haidian District
Beijing 100190 / CN
02 / LU, Yadong
Institute Of Acoustics
Chinese Academy Of Science
No.21 North 4th Ring Road West
Haidian District
Beijing 100190 / CN
03 / YANG, Jun
Institute Of Acoustics
Chinese Academy Of Science
No.21 North 4th Ring Road West
Haidian District
Beijing 100190 / CN
Former [2012/33]01 / ZHANG, Qian
No.21 North 4th Ring Road West
Haidian District
Beijing 100190 / CN
02 / LU, Yadong
No.21 North 4th Ring Road West
Haidian District
Beijing 100190 / CN
03 / YANG, Jun
No.21 North 4th Ring Road West
Haidian District
Beijing 100190 / CN
Representative(s)Forresters IP LLP
Skygarden
Erika-Mann-Straße 11
80636 München / DE
[N/P]
Former [2020/10]Hoarton, Lloyd Douglas Charles
Forresters IP LLP
Skygarden
Erika-Mann-Strasse 11
80636 München / DE
Former [2012/33]Hoarton, Lloyd Douglas Charles
Forresters
Skygarden
Erika-Mann-Strasse 11
80636 München / DE
Application number, filing date10841854.214.10.2010
[2020/10]
WO2010CN01613
Priority number, dateCN2010100122308.01.2010         Original published format: CN201010001223
[2012/33]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2011082510
Date:14.07.2011
Language:ZH
[2011/28]
Type: A1 Application with search report 
No.:EP2487677
Date:15.08.2012
Language:EN
[2012/33]
Type: B1 Patent specification 
No.:EP2487677
Date:04.03.2020
Language:EN
[2020/10]
Search report(s)International search report - published on:CN14.07.2011
(Supplementary) European search report - dispatched on:EP28.01.2016
ClassificationIPC:G10K11/172, E04B1/86
[2019/41]
CPC:
G10K11/172 (EP); E04B1/86 (EP); E04B2001/8428 (EP);
E04B2001/8452 (EP)
Former IPC [2012/33]G10K11/172, G10K11/16, E04B1/84
Designated contracting statesAL,   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 [2012/33]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:VERBUNDSCHALLABSORPTIONSVORRICHTUNG MIT EINGEBAUTEM RESONANZHOHLRAUM[2012/33]
English:COMPOUND SOUND ABSORPTION DEVICE WITH BUILT-IN RESONANT CAVITY[2012/33]
French:DISPOSITIF COMPOSITE D'ABSORPTION DES SONS COMPRENANT UNE CAVITÉ RÉSONNANTE INCORPORÉE[2019/46]
Former [2012/33]DISPOSITIF D'ABSORPTION DES SONS COMPOSITE COMPRENANT UNE CAVITÉ RÉSONNANTE INCORPORÉE
Entry into regional phase21.03.2012Translation filed 
21.03.2012National basic fee paid 
21.03.2012Search fee paid 
21.03.2012Designation fee(s) paid 
21.03.2012Examination fee paid 
Examination procedure23.06.2011Request for preliminary examination filed
International Preliminary Examining Authority: CN
21.03.2012Examination requested  [2012/33]
16.08.2016Amendment by applicant (claims and/or description)
26.03.2018Despatch of a communication from the examining division (Time limit: M04)
26.07.2018Reply to a communication from the examining division
19.10.2018Despatch of a communication from the examining division (Time limit: M04)
09.01.2019Reply to a communication from the examining division
11.03.2019Despatch of a communication from the examining division (Time limit: M04)
10.06.2019Reply to a communication from the examining division
01.07.2019Despatch of a communication from the examining division (Time limit: M02)
16.08.2019Reply to a communication from the examining division
22.10.2019Communication of intention to grant the patent
23.01.2020Fee for grant paid
23.01.2020Fee for publishing/printing paid
23.01.2020Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  26.03.2018
Opposition(s)07.12.2020No opposition filed within time limit [2021/06]
Fees paidRenewal fee
19.09.2012Renewal fee patent year 03
17.10.2013Renewal fee patent year 04
11.08.2014Renewal fee patent year 05
20.10.2015Renewal fee patent year 06
11.10.2016Renewal fee patent year 07
31.08.2017Renewal fee patent year 08
26.09.2018Renewal fee patent year 09
30.10.2019Renewal fee patent year 10
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipHU14.10.2010
AL04.03.2020
AT04.03.2020
CY04.03.2020
CZ04.03.2020
DK04.03.2020
EE04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
IT04.03.2020
LT04.03.2020
LV04.03.2020
MC04.03.2020
MK04.03.2020
MT04.03.2020
NL04.03.2020
PL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SI04.03.2020
SK04.03.2020
SM04.03.2020
TR04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
IE14.10.2020
LU14.10.2020
BE31.10.2020
CH31.10.2020
LI31.10.2020
[2022/31]
Former [2022/27]HU14.10.2010
AT04.03.2020
CY04.03.2020
CZ04.03.2020
DK04.03.2020
EE04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
IT04.03.2020
LT04.03.2020
LV04.03.2020
MC04.03.2020
MT04.03.2020
NL04.03.2020
PL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SI04.03.2020
SK04.03.2020
SM04.03.2020
TR04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
IE14.10.2020
LU14.10.2020
BE31.10.2020
CH31.10.2020
LI31.10.2020
Former [2022/26]AT04.03.2020
CZ04.03.2020
DK04.03.2020
EE04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
IT04.03.2020
LT04.03.2020
LV04.03.2020
MC04.03.2020
NL04.03.2020
PL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SI04.03.2020
SK04.03.2020
SM04.03.2020
TR04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
IE14.10.2020
LU14.10.2020
BE31.10.2020
CH31.10.2020
LI31.10.2020
Former [2021/46]AT04.03.2020
CZ04.03.2020
DK04.03.2020
EE04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
IT04.03.2020
LT04.03.2020
LV04.03.2020
MC04.03.2020
NL04.03.2020
PL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SI04.03.2020
SK04.03.2020
SM04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
IE14.10.2020
LU14.10.2020
BE31.10.2020
CH31.10.2020
LI31.10.2020
Former [2021/37]AT04.03.2020
CZ04.03.2020
DK04.03.2020
EE04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
IT04.03.2020
LT04.03.2020
LV04.03.2020
MC04.03.2020
NL04.03.2020
PL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SI04.03.2020
SK04.03.2020
SM04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
LU14.10.2020
BE31.10.2020
CH31.10.2020
LI31.10.2020
Former [2021/36]AT04.03.2020
CZ04.03.2020
DK04.03.2020
EE04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
IT04.03.2020
LT04.03.2020
LV04.03.2020
MC04.03.2020
NL04.03.2020
PL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SI04.03.2020
SK04.03.2020
SM04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
LU14.10.2020
BE31.10.2020
Former [2021/31]AT04.03.2020
CZ04.03.2020
DK04.03.2020
EE04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
IT04.03.2020
LT04.03.2020
LV04.03.2020
MC04.03.2020
NL04.03.2020
PL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SI04.03.2020
SK04.03.2020
SM04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
LU14.10.2020
Former [2021/10]AT04.03.2020
CZ04.03.2020
DK04.03.2020
EE04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
IT04.03.2020
LT04.03.2020
LV04.03.2020
NL04.03.2020
PL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SI04.03.2020
SK04.03.2020
SM04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
Former [2021/08]CZ04.03.2020
DK04.03.2020
EE04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
LT04.03.2020
LV04.03.2020
NL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SK04.03.2020
SM04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
Former [2020/50]CZ04.03.2020
EE04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
LT04.03.2020
LV04.03.2020
NL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SK04.03.2020
SM04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
Former [2020/49]CZ04.03.2020
ES04.03.2020
FI04.03.2020
HR04.03.2020
LT04.03.2020
LV04.03.2020
NL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SK04.03.2020
SM04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
Former [2020/48]ES04.03.2020
FI04.03.2020
HR04.03.2020
LT04.03.2020
LV04.03.2020
NL04.03.2020
RO04.03.2020
RS04.03.2020
SE04.03.2020
SM04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
PT29.07.2020
Former [2020/47]ES04.03.2020
FI04.03.2020
HR04.03.2020
LT04.03.2020
LV04.03.2020
NL04.03.2020
RS04.03.2020
SE04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
Former [2020/46]FI04.03.2020
HR04.03.2020
LV04.03.2020
NL04.03.2020
RS04.03.2020
SE04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
IS04.07.2020
Former [2020/45]FI04.03.2020
HR04.03.2020
LV04.03.2020
NL04.03.2020
RS04.03.2020
SE04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
Former [2020/39]FI04.03.2020
HR04.03.2020
LV04.03.2020
RS04.03.2020
SE04.03.2020
BG04.06.2020
NO04.06.2020
GR05.06.2020
Former [2020/38]FI04.03.2020
HR04.03.2020
LV04.03.2020
RS04.03.2020
SE04.03.2020
NO04.06.2020
GR05.06.2020
Former [2020/37]FI04.03.2020
HR04.03.2020
LV04.03.2020
RS04.03.2020
SE04.03.2020
NO04.06.2020
Former [2020/35]FI04.03.2020
NO04.06.2020
Documents cited:Search[X]US5777947  (AHUJA KRISHAN KUMAR [US]) [X] 1-4 * figures 1-5,9 * * column 2, lines 47-65 * * column 4, lines 42-67 * * column 6, lines 6-35 * * column 7, line 30 - column 8, line 26 *;
 [I]US6021612  (DUNN STANLEY E [US], et al) [I] 1-4,9,10 * abstract * * figures 3-5,7,8 * * column 6, lines 4-23 * * column 8, line 31 - column 9, line 37 *;
 [I]US4600078  (WIRT LESLIE S [US]) [I] 1,5-8 * abstract * * figures 6,7,9,10 *;
 [I]GB2005384  (ROLLS ROYCE) [I] 1,2,5-8 * abstract * * figure 2b *;
 [I]US2005109557  (DRAVET ALAIN [FR], et al) [I] 1-4,9,10 * abstract * * figures 1,2a,2b * * paragraphs [0043] , [0059] , [0060] *;
 [I]US2009283356  (TSUGIHASHI KAZUKI [JP], et al) [I] 1,2 * abstract * * figures 9,11,12 *;
 [I]EP0965977  (CONTINENTAL AG [DE]) [I] 1-3,5-7 * abstract * * figures 1-3 *;
 [I]EP0926656  (GIORA GILLES [FR]) [I] 1,2,5-7 * abstract * * figures 1a,1b,2,4,5 *;
 [I]GB2027255  (WELTIN W E) [I] 1,5 * figures 1,3 *
International search[XP]CN101727894  (CHINESE ACAD INST ACOUSTICS);
 [X]US3819007  (WIRT L, et al);
 [X]JP2008009014  (KOBE STEEL LTD);
 [X]CN101139851  (RONGCHU ZHANG [CN]);
 [X]US3734234  (WIRT L);
 [X]GB1470036  (LOCKHEED AIRCRAFT CORP);
 [A]CN101003989  (CHEN JIXUAN [CN]);
 [A]CN201199437Y  (BEIJING GREENTEC ENGINEERING H [CN])
ExaminationUS4189027
 US6098926
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.