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Extract from the Register of European Patents

EP About this file: EP4142227

EP4142227 - METHOD AND APPARATUS FOR SENDING MULTICAST MESSAGE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  27.01.2023
Database last updated on 13.11.2024
FormerThe international publication has been made
Status updated on  19.11.2021
Most recent event   Tooltip29.03.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Huawei Technologies Co., Ltd.
Huawei Administration Building
Bantian
Longgang District
Shenzhen
Guangdong 518129 / CN
[2023/09]
Inventor(s)01 / XIE, Jingrong
Shenzhen, Guangdong 518129 / CN
02 / YAN, Gang
Shenzhen, Guangdong 518129 / CN
03 / GENG, Xuesong
Shenzhen, Guangdong 518129 / CN
 [2023/09]
Representative(s)Gill Jennings & Every LLP
The Broadgate Tower
20 Primrose Street
London EC2A 2ES / GB
[2023/09]
Application number, filing date21804760.311.05.2021
[2023/09]
WO2021CN93063
Priority number, dateCN20201039310311.05.2020         Original published format: CN202010393103
CN20201063255103.07.2020         Original published format: CN202010632551
[2023/09]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021228090
Date:18.11.2021
Language:ZH
[2021/46]
Type: A1 Application with search report 
No.:EP4142227
Date:01.03.2023
Language:EN
[2023/09]
Search report(s)International search report - published on:CN18.11.2021
(Supplementary) European search report - dispatched on:EP21.09.2023
ClassificationIPC:H04W4/06, H04L45/16, H04L45/02, H04L45/00
[2023/43]
CPC:
H04W4/06 (EP,CN); H04L45/04 (EP,CN,US); H04L45/16 (EP,US);
H04L45/54 (EP,CN); H04L45/745 (CN)
Former IPC [2023/09]H04L12/741, H04W4/06
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 [2023/09]
TitleGerman:VERFAHREN UND VORRICHTUNG ZUM SENDEN EINER MULTICAST-NACHRICHT[2023/09]
English:METHOD AND APPARATUS FOR SENDING MULTICAST MESSAGE[2023/09]
French:PROCÉDÉ ET APPAREIL D'ENVOI DE MESSAGE DE MULTIDIFFUSION[2023/09]
Entry into regional phase21.11.2022Translation filed 
21.11.2022National basic fee paid 
21.11.2022Search fee paid 
21.11.2022Designation fee(s) paid 
21.11.2022Examination fee paid 
Examination procedure21.11.2022Examination requested  [2023/09]
07.03.2024Amendment by applicant (claims and/or description)
07.03.2024Date on which the examining division has become responsible
Fees paidRenewal fee
23.03.2023Renewal fee patent year 03
28.03.2024Renewal fee patent year 04
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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.
Documents cited:Search[XI]WO2019214589  (HUAWEI TECH CO LTD [CN]) [X] 1,9 * claims 1-5 * [I] 2-8,10-15;
 [A]EP3641246  (ZTE CORP [CN]) [A] 1-15* the whole document *
International search[A]US2002150094  (CHENG MATTHEW [US], et al) [A] 1-29 * entire document *;
 [A]CN102916893  (MAIPU COMM TECHNOLOGY CO LTD) [A] 1-29 * entire document *;
 [X]WO2019214589  (HUAWEI TECH CO LTD [CN]) [X] 1-29 * description, page 8 paragraph 3 from the bottom - page 11 paragraph 3, page 16 paragraph 1- page 22 paragraph 6, figures 1, 6, 14, 20-22 *;
 [A]CN110535768  (BEIJING HUAWEI DIGITAL TECHNOLOGY CO LTD) [A] 1-29 * entire document *;
 [A]  - Ij. Wijnands, "Multicast VPN Using Bit Index Explicit Replication (BIER)", Internet Engineering Task Force (IETF), (20180430), pages 1 - 43, XP055753750 [A] 1-29 * sections 2-4 *
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.