Deutsch English Français

Contact

EP4525548

European procedure

Quick help

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...

News flashes

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...

Extract from the Register of European Patents

EP About this file: EP4525548

EP4525548 - MULTI-PATH ESTABLISHMENT METHOD, TERMINAL, AND NETWORK SIDE DEVICE [Right-click to bookmark this link]
Status	Request for examination was made Status updated on 14.02.2025 Database last updated on 28.03.2026
Former	The international publication has been made Status updated on 17.11.2023
Most recent event Tooltip	21.03.2026	New entry: Renewal fee paid
Applicant(s)	For all designated states Vivo Mobile Communication Co., Ltd. No.1, Vivo Road Chang'an Dongguan, Guangdong 523863 / CN
	[2025/12]
Inventor(s)	01 / LIU, Jiamin Dongguan, Guangdong 523863 / CN
	[2025/12]
Representative(s)	Cabinet Beaumont 4, Place Robert Schuman B.P. 1529 38025 Grenoble Cedex 1 / FR
	[2025/12]
Application number, filing date	23802918.5	09.05.2023
	[2025/12]
	WO2023CN93040
Priority number, date	CN202210509929	11.05.2022 Original published format: CN202210509929
	[2025/12]
Filing language	ZH
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	WO2023217149
	Date:	16.11.2023
	Language:	ZH
	[2023/46]
	Type:	A1 Application with search report
	No.:	EP4525548
	Date:	19.03.2025
	Language:	EN
	[2025/12]
Search report(s)	International search report - published on:	CN	16.11.2023
	(Supplementary) European search report - dispatched on:	EP	17.07.2025
Classification	IPC:	H04W40/22, H04W40/12, H04W40/02, H04L45/00, H04W76/23, H04W76/15, H04W88/04, H04W8/00, H04W36/00	[2025/34]
	CPC:	H04L5/001 (EP); H04W76/15 (EP,CN); H04W40/22 (EP,US); H04L45/34 (EP); H04L5/0053 (CN); H04W36/033 (EP); (+) H04W40/12 (EP); H04W76/11 (EP,CN); H04W76/14 (EP,US); H04W76/23 (EP,CN); H04W8/005 (EP); H04W8/24 (CN); H04L5/0094 (EP); H04W88/04 (EP,US) (-)
	Former IPC [2025/12]	H04W76/15, H04W40/02
Designated contracting states	AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2025/12]
Title	German:	MEHRPFAD-HERSTELLUNGSVERFAHREN, ENDGERÄT UND NETZWERKSEITIGE VORRICHTUNG	[2025/12]
	English:	MULTI-PATH ESTABLISHMENT METHOD, TERMINAL, AND NETWORK SIDE DEVICE	[2025/12]
	French:	PROCÉDÉ D'ÉTABLISSEMENT MULTI-TRAJETS, TERMINAL ET DISPOSITIF CÔTÉ RÉSEAU	[2025/12]
Entry into regional phase	10.12.2024	Translation filed
	10.12.2024	National basic fee paid
	10.12.2024	Search fee paid
	10.12.2024	Designation fee(s) paid
	10.12.2024	Examination fee paid
Examination procedure	10.12.2024	Examination requested [2025/12]
	18.11.2025	Amendment by applicant (claims and/or description)
	18.11.2025	Date on which the examining division has become responsible
Fees paid	Renewal fee
	07.04.2025	Renewal fee patent year 03
	20.03.2026	Renewal fee patent year 04
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	[X] US2021377842 (XU HUA et al.) [X] 1-15 * paragraph [0089] - paragraph [0093] * * paragraph [0105] * * paragraph [0106] * * paragraph [0121] * * paragraph [0122] * * paragraph [0153] * * paragraph [0154] *
		[X] WO2021236894 (CONVIDA WIRELESS LLC et al.) [X] 1-15 * paragraph [0039] * * paragraph [0040] * * paragraph [0064] - paragraph [0066] * * paragraph [0069] *
	International search	[X] US2021377842 (XU HUA et al.) [X] 1-25, 36-37, 39-41 * description, paragraphs [0051]-[0251], and figures 1-12 *
		[X] CN114449516 (HUAWEI TECH CO LTD et al.) [X] 26-35, 38, 39, 41 * description, paragraphs [0085]-[0307] and [0557]-[0767] *
		[A] CN113038566 (VIVO MOBILE COMMUNICATION CO LTD et al.) [A] 1-41 * entire document *
		[A] US2020128470 (MOK YOUNGJOONG et al.) [A] 1-41 * entire document *
		[A] VIVO (RAPPORTEUR): "Summary document for agenda item 8.7.2", 3GPP TSG-RAN WG2 MEETING #112-E R2-2010984, 16 November 2020 (2020-11-16), XP052255577 [A] 1-41 * entire document *

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.