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Extract from the Register of European Patents

EP About this file: EP3926937

EP3926937 - MULTIMEDIA CUSTOMIZED RINGING SIGNAL AND COLOR RING BACK TONE PLAYBACK METHOD, AND APPLICATION SERVER [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  03.10.2025
Database last updated on 18.03.2026
FormerGrant of patent is intended
Status updated on  25.06.2025
FormerExamination is in progress
Status updated on  13.06.2025
FormerGrant of patent is intended
Status updated on  18.02.2025
FormerExamination is in progress
Status updated on  27.01.2023
FormerRequest for examination was made
Status updated on  19.11.2021
FormerThe international publication has been made
Status updated on  03.10.2020
Most recent event   Tooltip03.10.2025(Expected) grantpublished on 05.11.2025  [2025/45]
Applicant(s)For all designated states
Huawei Technologies Co., Ltd.
Huawei Administration Building
Bantian, Longgang District
Shenzhen, Guangdong 518129 / CN
[2025/45]
Former [2021/51]For all designated states
Huawei Technologies Co., Ltd.
Huawei Administration Building
Bantian, Longgang District
Shenzhen, Guangdong 518129 / CN
Inventor(s)01 / DENG, Zhilei
Huawei Administration Building Bantian, Longgang
District
Shenzhen, Guangdong 518129 / CN
 [2025/45]
Former [2021/51]01 / DENG, Zhilei
Shenzhen, Guangdong 518129 / CN
Representative(s)Körber, Martin Hans, et al
Mitscherlich PartmbB
Karlstraße 7
80333 München / DE
[N/P]
Former [2025/45]Körber, Martin Hans, et al
Mitscherlich PartmbB
Patent- und Rechtsanwälte
Karlstraße 7
80333 München / DE
Former [2021/51]Maiwald Patent- und Rechtsanwaltsgesellschaft mbH
Elisenhof
Elisenstraße 3
80335 München / DE
Application number, filing date20778312.712.03.2020
[2021/51]
WO2020CN78949
Priority number, dateCN20191024535628.03.2019         Original published format: CN201910245356
CN20191089275120.09.2019         Original published format: CN201910892751
[2021/51]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020192435
Date:01.10.2020
Language:ZH
[2020/40]
Type: A1 Application with search report 
No.:EP3926937
Date:22.12.2021
Language:EN
[2021/51]
Type: B1 Patent specification 
No.:EP3926937
Date:05.11.2025
Language:EN
[2025/45]
Search report(s)International search report - published on:CN01.10.2020
(Supplementary) European search report - dispatched on:EP31.01.2022
ClassificationIPC:H04M3/42, H04L65/10, H04L65/1063, H04L65/1069, H04L65/1096
[2022/09]
CPC:
H04M3/42017 (EP,CN,US); H04L65/1063 (EP); H04L65/1069 (EP);
H04L65/1089 (EP); H04L65/1096 (EP); H04L65/1104 (EP);
H04M3/02 (EP); H04M3/42051 (EP); H04L65/1016 (EP) (-)
Former IPC [2021/51]H04M3/42
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 [2021/51]  
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:INDIVIDUELLES MULTIMEDIA-RUFSIGNAL UND VERFAHREN ZUR WIEDERGABE EINES FARBRÜCKRUFTONS UND ANWENDUNGSSERVER[2021/51]
English:MULTIMEDIA CUSTOMIZED RINGING SIGNAL AND COLOR RING BACK TONE PLAYBACK METHOD, AND APPLICATION SERVER[2021/51]
French:PROCÉDÉ DE LECTURE DE SIGNAL DE SONNERIE PERSONNALISÉE MULTIMÉDIA ET DE TONALITÉ DE RETOUR D'APPEL PERSONNALISÉE, ET SERVEUR D'APPLICATION[2021/51]
Entry into regional phase17.09.2021Translation filed 
17.09.2021National basic fee paid 
17.09.2021Search fee paid 
17.09.2021Designation fee(s) paid 
17.09.2021Examination fee paid 
Examination procedure17.09.2021Examination requested  [2021/51]
25.08.2022Amendment by applicant (claims and/or description)
26.01.2023Despatch of a communication from the examining division (Time limit: M06)
02.08.2023Reply to a communication from the examining division
28.03.2024Despatch of a communication from the examining division (Time limit: M04)
12.07.2024Reply to a communication from the examining division
19.02.2025Communication of intention to grant the patent
12.06.2025Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
26.06.2025Communication of intention to grant the patent
24.09.2025Fee for grant paid
24.09.2025Fee for publishing/printing paid
24.09.2025Receipt of the translation of the claim(s)
Divisional application(s)EP25199502.3
Fees paidRenewal fee
30.03.2022Renewal fee patent year 03
31.03.2023Renewal fee patent year 04
13.03.2024Renewal fee patent year 05
31.03.2025Renewal fee patent year 06
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Documents cited:Search[X] CN101795330  (HUAWEI DEVICE CO LTD et al.) [X] 1-15 * figures 12-14 * * paragraph [0079] - paragraph [0081] * * paragraph [0299] - paragraph [0351] *
 [X] EP3148228  (ZTE CORP et al.) [X] 1-15 * figures 9-13 * * paragraph [0058] - paragraph [0062] *
 [X] EP2479968  (HUAWEI DEVICE CO LTD et al.) [X] 1-15 * figures 4A, 4B, 5A, 5B, 6A, 6B * * paragraph [0090] - paragraph [0111] * * paragraph [0117] - paragraph [0155] *
 [X] CN101931617   [X] 1-15 * figure 10 * * paragraph [0258] - paragraph [0290] *
 [X]   "3rd Generation Partnership Project; Technical Specification Group Core Network and Terminals; IP Multimedia Subsystem (IMS) Customized Ringing Signal(CRS); Protocol specification (Release 15)", 3GPP STANDARD; TECHNICAL SPECIFICATION; 3GPP TS 24.183, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. CT WG1, no. V15.0.0, 21 June 2018 (2018-06-21), pages 1 - 59, XP051472954 [X] 1-15 * figures A.2.2-1 * * page 24; figure 28 * * figures A.2.3-1 * * page 29 - page 38 * * figures A.2.4-1 * * page 39 - page 45 * * page 23, paragraph 1 - paragraph 2 *
International search[A] CN101795330  (HUAWEI DEVICE CO LTD et al.) [A] 1-41 * description, paragraphs 109-126 *
 [A] CN101753517  (HUAWEI DEVICE CO LTD et al.) [A] 1-41 * entire document *
 [A] WO2010054558  (HUAWEI DEVICE CO LTD et al.) [A] 1-41 * entire document *
 [A]   3RD GENERATION PARTNERSHIP PROJECT TECHNICAL SPECIFICATION GROUP CORE NETWORK AND TERMINALS: "IP Multimedia Subsystem (IMS) Customized Ringing Signal (CRS) Protocol specification (Release 9)", 3GPP TS 24.183 V9.4.0, 30 June 2011 (2011-06-30), XP050533475, DOI: 20200512075326A [A] 1-41 * entire document *
by applicantCN201910245356
 CN201910892751
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