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A CONCENTRATED LIQUID COMPOSITION PREMIX

Publication No. EP4479506

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App No. EP23702825

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Filed by Unilever IP Holdings B.V.

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Filed on 2023-02-06

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Issued/Published on 2026-01-21

Official EPO Register

Publication No. EP4479506 A1

Application No. EP23702825 Filed: 2023-02-06

Grant Date 2026-01-21 Mention of grant

Active Oppositions 1 Active EPO Oppositions

Patent Abstract / Summary

Patent abstract is being processed or was not provided in English by the publishing office.

IPC Classifications

C11D3/20, C11D17/00

Priority Claims

EP 20220156470 Date: 2022-02-14

Designated Contracting States (39 EPC 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

Parties & Representation

Applicants

Unilever IP Holdings B.V.

Bronland 14, 6708 WH Wageningen

Unilever Global IP Limited

Port Sunlight, Wirral, Merseyside CH62 4ZD

Inventors (4)

BISWAS, Sarmistha

6708 WH Wageningen

SANKAR, Rachana

6708 WH Wageningen

SARKAR, Arnab

6708 WH Wageningen

SARKAR, Subhajit

6708 WH Wageningen

Representatives / Agents

Unilever Patent Group

Bronland 14, 6708 WH Wageningen

Reijns, Tiemen Geert Pieter

Unilever Patent Group, Bronland 14

Key Procedural Dates

Request-For-Examination 2024-07-09

Mention Of Grant Published 2026-01-21

First-Examination-Report-Despatched 2025-09-22

Legal Status & Event History

Official European Patent Office legal and procedural status changes recorded for this file.

44 Events Recorded

Date	Code	Event Description	Auth
2023-08-18	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2023-02-10	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2024-11-22	PUAI	PUBLIC REFERENCE MADE UNDER ARTICLE 153(3) EPC TO A PUBLISHED INTERNATIONAL APPLICATION THAT HAS ENTERED THE EUROPEAN PHASE	EP
2024-11-22	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2024-12-25	17P	REQUEST FOR EXAMINATION FILED	EP
2024-12-25	AK	DESIGNATED CONTRACTING STATES	EP
2025-05-21	DAX	REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (DELETED)	EP
2025-05-21	DAV	REQUEST FOR VALIDATION OF THE EUROPEAN PATENT (DELETED)	EP
2025-09-24	RAP3	PARTY DATA CHANGED (APPLICANT DATA CHANGED OR RIGHTS OF AN APPLICATION TRANSFERRED)	EP
2025-09-21	GRAP	DESPATCH OF COMMUNICATION OF INTENTION TO GRANT A PATENT	EP
2025-09-21	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2025-10-22	INTG	INTENTION TO GRANT ANNOUNCED	EP
2025-12-09	GRAS	GRANT FEE PAID	EP
2025-12-19	GRAA	(EXPECTED) GRANT	EP
2025-12-19	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2026-01-21	AK	DESIGNATED CONTRACTING STATES	EP
2026-01-21	REG	REFERENCE TO A NATIONAL CODE	EP
2026-02-12	REG	REFERENCE TO A NATIONAL CODE	EP
2026-02-25	REG	REFERENCE TO A NATIONAL CODE	EP
2026-03-25	P01	OPT-OUT OF THE COMPETENCE OF THE UNIFIED PATENT COURT (UPC) REGISTERED	EP
2026-04-13	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-14	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-15	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-20	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-05-27	REG	REFERENCE TO A NATIONAL CODE	EP
2026-06-15	REG	REFERENCE TO A NATIONAL CODE	EP
2026-06-15	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-07	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-08	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-10	REG	REFERENCE TO A NATIONAL CODE	EP
2026-07-09	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-10	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-11	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-14	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-15	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-17	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-18	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-21	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-24	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-28	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-09-23	REG	REFERENCE TO A NATIONAL CODE	EP
2026-10-06	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-10-07	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-10-13	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP

Worldwide Patent Family

Related applications and patents in the same INPADOC worldwide family.

5 Family Members

Country	Publication Number	Kind	Publication Date	Action
EP	EP4479506A1	A1	2024-12-25	Espacenet
EP	EP4479506B1	B1	2026-01-21	Espacenet
AR	AR128511A1	A1	2024-05-15	Espacenet
WO	WO2023152067A1	A1	2023-08-17	Espacenet
ZA	ZA202405311B	B	2025-10-29	Espacenet

Official File Inspection EPC Art. 128 Public Dossier

Complete European Patent Register Dossier (148 Total Documents)

The full inspection file for Application EP23702825 contains 148 total documents, including all notices of opposition, proprietor counter-statements, examination communications, third-party observations, and procedural forms. Below are all major recorded procedural filings and publication specifications.

Open 148-Doc Register Dossier

Dossier Filing

Date: 2025-12-09 Procedure: Grant EPIDOSNIGR3

Inspect on Register

A CONCENTRATED LIQUID COMPOSITION PREMIX

Patent Abstract / Summary

IPC Classifications

Priority Claims

Designated Contracting States (39 EPC States)

Parties & Representation

Applicants

Inventors (4)

Representatives / Agents

Key Procedural Dates

Patent Oppositions

Henkel AG & Co. KGaA

Legal Status & Event History

Patent & Non-Patent Citations

Worldwide Patent Family

Complete European Patent Register Dossier (148 Total Documents)

Recorded Filings & Patent Specifications

European Patent Specification - Granted Patent (B1)

Official European Patent Register Full Dossier

European Patent Application with Search Report (A1)

Lapse of the patent in a contracting state

Opposition filed

Lapse of the patent in a contracting state

Lapse of the patent in a contracting state

Lapse of the patent in a contracting state

Change - representative

(Expected) grant

New entry: Receipt of the translation of the claim(s)

New entry: Payment of fee for grant

New entry: Payment of fee for publishing/printing

Intention to grant the patent

New entry: Communication of intention to grant a patent

Change - applicant

Change - German title

Change - French title

Change - extension states

Change: Validation states

New entry: Renewal fee paid

Renewal fee payment

Publication in section I.1 EP Bulletin

The date on which the examining division becomes responsible, has been established

Request for examination filed

PCT data prior to European publication

Amendment by applicant

Amendments

PCT data prior to European publication

PCT data prior to European publication

Change - representative

PCT data prior to European publication

Payment of national basic fee

Payment of the first designation fee

Payment of the fee for examination

Date on which the examining division has become responsible

PCT data prior to European publication

New entry: applicant or inventor

PCT data prior to European publication

PCT data prior to European publication

Validation of the patent

Extension of the patent

Language of the procedure

International searching authority