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Extract from the Register of European Patents

EP About this file: EP3837621

EP3837621 - DUAL-MICROPHONE METHODS FOR REVERBERATION MITIGATION [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  19.04.2024
Database last updated on 21.05.2024
FormerGrant of patent is intended
Status updated on  20.12.2023
FormerRequest for examination was made
Status updated on  21.05.2021
FormerThe international publication has been made
Status updated on  24.02.2020
Most recent event   Tooltip19.04.2024(Expected) grantpublished on 22.05.2024  [2024/21]
Applicant(s)For all designated states
Med-El Elektromedizinische Geraete GmbH
Fuerstenweg 77
6020 Innsbruck / AT
[2021/25]
Inventor(s)01 / KOKKINAKIS, Kostas
810 9th Street, Apt. 414
Durham, North Carolina 27705 / US
02 / STOHL, Joshua
2905 Friendship Road
Durham, North Carolina 27705 / US
 [2021/25]
Representative(s)Greaves Brewster LLP
Copa House
Station Road
Cheddar, Somerset BS27 3AH / GB
[2021/25]
Application number, filing date19850648.709.08.2019
[2021/25]
WO2019US45831
Priority number, dateUS201862717945P13.08.2018         Original published format: US 201862717945 P
[2021/25]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020036813
Date:20.02.2020
Language:EN
[2020/08]
Type: A1 Application with search report 
No.:EP3837621
Date:23.06.2021
Language:EN
The application published by WIPO in one of the EPO official languages on 20.02.2020 takes the place of the publication of the European patent application.
[2021/25]
Type: B1 Patent specification 
No.:EP3837621
Date:22.05.2024
Language:EN
[2024/21]
Search report(s)International search report - published on:US20.02.2020
(Supplementary) European search report - dispatched on:EP07.04.2022
ClassificationIPC:G06F17/00, H03G3/00, H04B3/20, H04R29/00, H04R3/00, H03G5/16, H04R3/04, H04S3/00, H04S7/00, H04R25/00
[2022/18]
CPC:
H04R3/005 (EP,US); G10L21/0224 (US); G10L21/0316 (US);
G10L25/21 (US); H04R1/406 (US); H04R25/405 (EP);
H04R25/407 (EP); H04R29/005 (EP); H04R3/04 (EP);
H04S3/00 (EP); G10L2021/02082 (US); G10L2021/02165 (US);
H03G5/165 (EP); H04R2225/43 (EP); H04R2225/67 (EP);
H04S2400/09 (EP); H04S2400/13 (EP); H04S7/305 (EP) (-)
Former IPC [2021/25]G06F17/00, H03G3/00, H04B3/20
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 [2021/25]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:DOPPELMIKROFONVERFAHREN ZUR HALLMINDERUNG[2021/25]
English:DUAL-MICROPHONE METHODS FOR REVERBERATION MITIGATION[2021/25]
French:PROCÉDÉS À DOUBLE MICROPHONE POUR UNE ATTÉNUATION DE RÉVERBÉRATION[2021/25]
Entry into regional phase11.03.2021National basic fee paid 
11.03.2021Search fee paid 
11.03.2021Designation fee(s) paid 
11.03.2021Examination fee paid 
Examination procedure11.03.2021Examination requested  [2021/25]
27.10.2022Amendment by applicant (claims and/or description)
21.12.2023Communication of intention to grant the patent
09.04.2024Receipt of the translation of the claim(s)
15.04.2024Fee for grant paid
15.04.2024Fee for publishing/printing paid
Fees paidRenewal fee
26.08.2021Renewal fee patent year 03
25.08.2022Renewal fee patent year 04
28.08.2023Renewal fee patent year 05
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Documents cited:Search[A]US2009262969  (SHORT WILLIAM R [US], et al) [A] 1-14 * paragraphs [0035] - [0059]; figures 3,4 *;
 [A]WO2011110239  (SIEMENS MEDICAL INSTR PTE LTD [SG], et al) [A] 1-14* abstract *;
 [A]US2013129124  (WESTERMANN ADAM [AU], et al) [A] 1-14 * paragraph [0013]; figure 1 *
International search[A]US2008004873  (LIU CHI-MIN [TW], et al) [A] 1-14 * entire document *;
 [A]US8751029  (SOULODRE GILBERT ARTHUR JOSEPH [CA]) [A] 1-14 * entire document *;
 [A]US8842861  (WESTERMANN ADAM [AU], et al) [A] 1-14 * entire document *;
 [A]US2015256956  (JENSEN JESPER [DK], et al) [A] 1-14 * entire document *;
 [A]US2016275966  (JAZI NIMA YOUSEFIAN [US], et al) [A] 1-14* entire document *
by applicantUS2009262969
 US2013129124
 US9538297
    - KOKKINAKIS et al., "A channel-selection criterion for suppressing reverberation in cochlear implants", Journal of the Acoustical Society America, (20110500), vol. 129, no. 5, doi:10.1121/1.3559683, pages 3221 - 3232, XP012136543

DOI:   http://dx.doi.org/10.1121/1.3559683
    - MASON, MICHELLEKOSTAS KOKKINAKIS, "Perception of consonants in reverberation and noise by adults fitted with bimodal devices", Journal of Speech, Language, and Hearing Research, (20140000), vol. 57, no. 4, pages 1512 - 1520
    - HAZRATILOIZOU, "Reverberation suppression in cochlear implants using a blind channel-selection strategy", Journal of the Acoustical Society America, (20130600), vol. 133, no. 6, doi:10.1121/1.4804313, pages 4188 - 4196, XP012173457

DOI:   http://dx.doi.org/10.1121/1.4804313
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.