The weekly litigation news digest is live. Subscribe now
The patent EP4125794 was granted to Unilever on Feb 14, 2024. The application was filed on Mar 22, 2021 under application number EP21712551A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| BEIERSDORF | Nov 14, 2024 | BEIERSDORF | ADMISSIBLE |
| HENKEL | Nov 12, 2024 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | GB19990016322 |
| DESCRIPTION | US2003134761 |
| DESCRIPTION | US2005143277 |
| DESCRIPTION | US2018021232 |
| DESCRIPTION | US5009814 |
| DESCRIPTION | US5389279 |
| DESCRIPTION | US5393466 |
| DESCRIPTION | WO2012078160 |
| DESCRIPTION | WO2013186715 |
| INTERNATIONAL-SEARCH-REPORT | CN108815048 |
| INTERNATIONAL-SEARCH-REPORT | DE102014204998 |
| INTERNATIONAL-SEARCH-REPORT | JPS61291035 |
| INTERNATIONAL-SEARCH-REPORT | US2020085712 |
| INTERNATIONAL-SEARCH-REPORT | US4737360 |
| INTERNATIONAL-SEARCH-REPORT | WO2016095145 |
| INTERNATIONAL-SEARCH-REPORT | WO2018206215 |
| OPPOSITION | EP3594318 |
| OPPOSITION | GB2204054 |
| OPPOSITION | WO2009051486 |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
Date
Description
Get instant alerts for new documents
Nov 19, 2025
Nov 19, 2025
Nov 18, 2025
Nov 18, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 13, 2025
Nov 13, 2025
Nov 13, 2025
Oct 8, 2025
Oct 8, 2025
Oct 2, 2025
Oct 2, 2025
Oct 2, 2025
Oct 2, 2025
Aug 26, 2025
Aug 6, 2025
Annexes in respect of a client data request
Search/Exam
Aug 6, 2025
Letter accompanying subsequently filed items
Search/Exam
Aug 6, 2025
May 16, 2025
May 16, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 8, 2025
May 8, 2025
May 8, 2025
May 8, 2025
May 8, 2025
May 8, 2025
Apr 1, 2025
Apr 1, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 20, 2024
Nov 20, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 15, 2024
Nov 14, 2024
Nov 14, 2024
Nov 14, 2024
Nov 12, 2024
Nov 12, 2024
Nov 12, 2024
Nov 12, 2024
Nov 12, 2024
Nov 12, 2024
Nov 12, 2024
Feb 27, 2024
Jan 18, 2024
Decision to grant a European patent
Search/Exam
Jan 8, 2024
(Electronic) Receipt
Search/Exam
Jan 8, 2024
Filing of the translations of the claims
Search/Exam
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Intention to grant (signatures)
Search/Exam
Dec 13, 2023
Text intended for grant (clean copy)
Search/Exam
Dec 13, 2023
Oct 31, 2023
Oct 26, 2023
(Electronic) Receipt
Search/Exam
Oct 26, 2023
French translation of claims
Search/Exam
Oct 26, 2023
German translation of the claims
Search/Exam
Oct 26, 2023
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2023
Aug 11, 2023
Aug 11, 2023
Aug 11, 2023
Aug 11, 2023
Intention to grant (signatures)
Search/Exam
Aug 11, 2023
Text intended for grant (clean copy)
Search/Exam
Aug 11, 2023
Jul 3, 2023
Examination started
Search/Exam
Jan 11, 2023
Jan 9, 2023
Document concerning representation
Search/Exam
Jan 9, 2023
General authorisation
Search/Exam
Jan 9, 2023
Letter accompanying subsequently filed items
Search/Exam
Nov 1, 2022
Priority search results copy provided by EPO
Search/Exam
Oct 10, 2022
Aug 25, 2022
Information regarding early processing
Search/Exam
Aug 18, 2022
(Electronic) Receipt
Search/Exam
Aug 18, 2022
Request for entry into the European phase
Search/Exam
Aug 12, 2022
Information on entry into European phase
Search/Exam
Apr 5, 2022
Apr 5, 2022
Apr 5, 2022
Apr 5, 2022
Feb 21, 2022
Notification of election of EPO
Search/Exam
Feb 3, 2022
Jan 31, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
PCT demand form
PCT2
Jan 21, 2022
Dec 11, 2021
Dec 11, 2021
Dec 11, 2021
Notification of the recording of a change
Search/Exam
Dec 11, 2021
Notification of the recording of a change
Search/Exam
Oct 25, 2021
Oct 7, 2021
Copy of the international search report
Search/Exam
Oct 7, 2021
Published international application - A1
Search/Exam
Aug 28, 2021
Jun 28, 2021
Jun 23, 2021
ISR: cited documents
PCTISA
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Mar 30, 2021
Mar 29, 2021
Mar 24, 2021
Mar 22, 2021
(Electronic) Receipt
PCTRO
Mar 22, 2021
Abstract
PCTRO
Mar 22, 2021
Claims
PCTRO
Mar 22, 2021
Description
PCTRO
Mar 22, 2021
Mar 22, 2021
Drawings
PCTRO
Mar 22, 2021
Mar 22, 2021