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

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
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: EP4120778

EP4120778 - METHOD AND APPARATUS FOR TRANSMITTING REFERENCE SIGNAL [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  16.12.2022
Database last updated on 05.10.2024
FormerThe international publication has been made
Status updated on  09.10.2021
Most recent event   Tooltip23.03.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Administration Building
Bantian, Longgang District
Shenzhen, Guangdong 518129 / CN
[2023/03]
Inventor(s)01 / QU, Bingyu
Shenzhen, Guangdong 518129 / CN
02 / GONG, Mingxin
Shenzhen, Guangdong 518129 / CN
 [2023/03]
Representative(s)Pfenning, Meinig & Partner mbB
Patent- und Rechtsanwälte
Theresienhöhe 11a
80339 München / DE
[2023/03]
Application number, filing date20928109.631.03.2020
[2023/03]
WO2020CN82475
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021195975
Date:07.10.2021
Language:ZH
[2021/40]
Type: A1 Application with search report 
No.:EP4120778
Date:18.01.2023
Language:EN
[2023/03]
Search report(s)International search report - published on:CN07.10.2021
(Supplementary) European search report - dispatched on:EP05.04.2023
ClassificationIPC:H04L5/00, H04W72/12, H04L27/26
[2023/18]
CPC:
H04L5/0048 (EP); H04L5/0073 (US); H04L27/261 (EP);
H04L5/0005 (US); H04L5/0051 (EP,US); H04L5/0007 (EP);
H04L5/0016 (EP) (-)
Former IPC [2023/03]H04W72/12
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 [2023/03]
TitleGerman:VERFAHREN UND VORRICHTUNG ZUR ÜBERTRAGUNG EINES REFERENZSIGNALS[2023/03]
English:METHOD AND APPARATUS FOR TRANSMITTING REFERENCE SIGNAL[2023/03]
French:PROCÉDÉ ET APPAREIL POUR TRANSMETTRE UN SIGNAL DE RÉFÉRENCE[2023/03]
Entry into regional phase11.10.2022Translation filed 
11.10.2022National basic fee paid 
11.10.2022Search fee paid 
11.10.2022Designation fee(s) paid 
11.10.2022Examination fee paid 
Examination procedure11.10.2022Examination requested  [2023/03]
25.10.2023Amendment by applicant (claims and/or description)
25.10.2023Date on which the examining division has become responsible
Fees paidRenewal fee
11.10.2022Renewal fee patent year 03
24.03.2023Renewal fee patent year 04
22.03.2024Renewal fee patent year 05
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.
Cited inInternational search[A]CN105245320  (CHINESE ACAD INST AUTOMATION);
 [A]CN108289021  (HUAWEI TECH CO LTD);
 [X]CN108886448  (LG ELECTRONICS INC);
 [A]EP3413495  (LG ELECTRONICS INC [KR]);
 [X]CN110036679  (HUAWEI TECH CO LTD)
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.