blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register User Manual
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP3751768

EP3751768 - COMMUNICATION METHOD, COMMUNICATION APPARATUS, AND SYSTEM [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  23.12.2022
Database last updated on 14.03.2026
FormerRequest for examination was made
Status updated on  13.11.2020
FormerThe international publication has been made
Status updated on  24.08.2019
Most recent event   Tooltip04.03.2026New entry: Renewal fee paid 
Applicant(s)For all designated states
Huawei Technologies Co., Ltd.
Huawei Administration Building
Bantian
Longgang
Shenzhen, Guangdong 518129 / CN
[2020/51]
Inventor(s)01 / REN, Haibao
Huawei Administration Building Bantian, Longgang
Shenzhen, Guangdong 518129 / CN
02 / ZHU, Huiying
Huawei Administration Building Bantian, Longgang
Shenzhen, Guangdong 518129 / CN
03 / LI, Yuanjie
Huawei Administration Building Bantian, Longgang
Shenzhen, Guangdong 518129 / CN
 [2020/51]
Representative(s)Gill Jennings & Every LLP
The Broadgate Tower
20 Primrose Street
London EC2A 2ES / GB
[2020/51]
Application number, filing date18906647.514.02.2018
[2020/51]
WO2018CN76904
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019157757
Date:22.08.2019
Language:ZH
[2019/34]
Type: A1 Application with search report 
No.:EP3751768
Date:16.12.2020
Language:EN
[2020/51]
Search report(s)International search report - published on:CN22.08.2019
(Supplementary) European search report - dispatched on:EP21.12.2020
ClassificationIPC:H04B7/0456, H04B7/06
[2021/03]
CPC:
H04L27/2628 (EP,US); H04B7/0634 (EP,US); H04L1/06 (US);
H04L27/2613 (EP,US); H04L27/2634 (EP,US); H04L27/2636 (EP,US);
H04L27/26524 (EP,US) (-)
Former IPC [2020/51]H04L1/06
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 [2020/51]
TitleGerman:KOMMUNIKATIONSVERFAHREN, KOMMUNIKATIONSVORRICHTUNG UND SYSTEM[2020/51]
English:COMMUNICATION METHOD, COMMUNICATION APPARATUS, AND SYSTEM[2020/51]
French:PROCÉDÉ DE COMMUNICATION, APPAREIL DE COMMUNICATION ET SYSTÈME[2020/51]
Entry into regional phase10.09.2020Translation filed 
10.09.2020National basic fee paid 
10.09.2020Search fee paid 
10.09.2020Designation fee(s) paid 
10.09.2020Examination fee paid 
Examination procedure10.09.2020Examination requested  [2020/51]
07.05.2021Amendment by applicant (claims and/or description)
03.01.2023Despatch of a communication from the examining division (Time limit: M04)
10.05.2023Reply to a communication from the examining division
21.05.2025Despatch of a communication from the examining division (Time limit: M04)
19.09.2025Reply to a communication from the examining division
Fees paidRenewal fee
10.09.2020Renewal fee patent year 03
26.02.2021Renewal fee patent year 04
28.02.2022Renewal fee patent year 05
28.02.2023Renewal fee patent year 06
29.02.2024Renewal fee patent year 07
28.02.2025Renewal fee patent year 08
02.03.2026Renewal fee patent year 09
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.
Documents cited:Search[I] US2017302353  (RAHMAN MD SAIFUR et al.) [I] 1-15 * paragraphs [0007] , [0245] - [0259] * * paragraph [0144] - paragraph [0154] * * paragraphs [0119] , [0176] , [0211] *
 [A]   HUAWEI ET AL: "Design for Type II Feedback", vol. RAN WG1, no. Spokane, USA; 20170403 - 20170407, 2 April 2017 (2017-04-02), XP051243207, Retrieved from the Internet [retrieved on 20170402] [A] 1-15 * page 2 *
International search[YA] CN103716078  (ZTE CORP et al.) [Y] 1-7, 17-19 [A] 8-16
 [YA] CN106131026  (UNIV XIDIAN et al.) [Y] 1-7, 17-19 [A] 8-16
 [A] CN101227217  (UNIV ZHEJIANG et al.) [A] 1-19
 [A] CN102201899  (ZTE CORP et al.) [A] 1-19
 [A] US9806774  (LAU VINCENT KIN NANG et al.) [A] 1-19
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.