The weekly litigation news digest is live. Subscribe now
The patent EP4069813 was granted to Unilever on Sep 13, 2023. The application was filed on Nov 2, 2020 under application number EP20797498A. 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 |
|---|---|---|---|
| THE PROCTER & GAMBLE | Jun 11, 2024 | GILL JENNINGS & EVERY | ADMISSIBLE |
| THE PROCTER & GAMBLE | Jun 11, 2024 | P&G PATENT BELGIUM UK | ADMISSIBLE |
| HENKEL | Jun 5, 2024 | KBN | ADMISSIBLE |
| HENKEL | Jun 5, 2024 | PATENTANWALTE BAUER VORBERG KAYSER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0251446 |
| DESCRIPTION | EP0525610 |
| DESCRIPTION | WO9100345 |
| DESCRIPTION | WO9402618 |
| INTERNATIONAL-SEARCH-REPORT | EP3026102 |
| INTERNATIONAL-SEARCH-REPORT | EP3279306 |
| INTERNATIONAL-SEARCH-REPORT | US2012107534 |
| INTERNATIONAL-SEARCH-REPORT | US2015252305 |
| INTERNATIONAL-SEARCH-REPORT | US2019256265 |
| INTERNATIONAL-SEARCH-REPORT | WO0220361 |
| INTERNATIONAL-SEARCH-REPORT | WO2016198978 |
| OPPOSITION | EP0017058 |
| OPPOSITION | EP0454506 |
| OPPOSITION | EP1136373 |
| OPPOSITION | EP3026102 |
| OPPOSITION | EP3279306 |
| OPPOSITION | EP3307639 |
| OPPOSITION | EP3778411 |
| OPPOSITION | US2003139312 |
| OPPOSITION | US2010209636 |
| OPPOSITION | US2012107534 |
| OPPOSITION | US2015252305 |
| OPPOSITION | US2016024447 |
| OPPOSITION | US2018026816 |
| OPPOSITION | US2019135503 |
| OPPOSITION | WO0220361 |
| OPPOSITION | WO2009000562 |
| OPPOSITION | WO2018236700 |
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
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Means of redress
OPPO
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Dec 16, 2025
Nov 20, 2025
Nov 12, 2025
Nov 11, 2025
Nov 11, 2025
Nov 10, 2025
Nov 10, 2025
Nov 10, 2025
Nov 10, 2025
Nov 10, 2025
Nov 10, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 5, 2025
Nov 5, 2025
Nov 5, 2025
Oct 29, 2025
Sep 25, 2025
Sep 25, 2025
Sep 24, 2025
Sep 24, 2025
Sep 24, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 18, 2025
Sep 18, 2025
Sep 18, 2025
Sep 18, 2025
Sep 15, 2025
Sep 15, 2025
Sep 12, 2025
Sep 12, 2025
Sep 9, 2025
Sep 9, 2025
Sep 9, 2025
Aug 26, 2025
Aug 26, 2025
Aug 6, 2025
Aug 6, 2025
Aug 6, 2025
Aug 6, 2025
Aug 6, 2025
Aug 6, 2025
Mar 11, 2025
Mar 11, 2025
Mar 11, 2025
Mar 11, 2025
Mar 11, 2025
Mar 11, 2025
Feb 10, 2025
Feb 10, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Jan 23, 2025
Jan 23, 2025
Jan 13, 2025
Jan 8, 2025
Jan 8, 2025
Jan 8, 2025
Jan 7, 2025
Jan 7, 2025
Oct 30, 2024
Oct 30, 2024
Oct 24, 2024
Oct 24, 2024
Oct 24, 2024
Jun 25, 2024
Jun 25, 2024
Jun 25, 2024
Jun 14, 2024
Jun 11, 2024
Jun 11, 2024
Jun 11, 2024
Jun 11, 2024
Jun 11, 2024
Jun 11, 2024
Jun 11, 2024
Jun 10, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Jun 5, 2024
Sep 26, 2023
Aug 18, 2023
Decision to grant a European patent
Search/Exam
Aug 10, 2023
Aug 7, 2023
(Electronic) Receipt
Search/Exam
Aug 7, 2023
Filing of the translations of the claims
Search/Exam
Jul 6, 2023
Jul 6, 2023
Jul 6, 2023
Jul 6, 2023
Intention to grant (signatures)
Search/Exam
Jul 6, 2023
Text intended for grant (clean copy)
Search/Exam
Jul 6, 2023
Jun 19, 2023
(Electronic) Receipt
Search/Exam
Jun 19, 2023
French translation of claims
Search/Exam
Jun 19, 2023
German translation of the claims
Search/Exam
Jun 19, 2023
Apr 13, 2023
Apr 13, 2023
Apr 13, 2023
Apr 13, 2023
Intention to grant (signatures)
Search/Exam
Apr 13, 2023
Text intended for grant (clean copy)
Search/Exam
Apr 13, 2023
Feb 20, 2023
Examination started
Search/Exam
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
Sep 14, 2022
Jul 5, 2022
Priority search results copy provided by EPO
Search/Exam
Jun 13, 2022
May 4, 2022
(Electronic) Receipt
Search/Exam
May 4, 2022
Letter accompanying subsequently filed items
Search/Exam
May 4, 2022
Matter concerning the application
Search/Exam
May 3, 2022
(Electronic) Receipt
Search/Exam
May 3, 2022
Request for entry into the European phase
Search/Exam
Apr 19, 2022
Information on entry into European phase
Search/Exam
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
Nov 12, 2021
Nov 12, 2021
Nov 12, 2021
Nov 12, 2021
Nov 12, 2021
Oct 21, 2021
Notification of election of EPO
Search/Exam
Oct 8, 2021
Sep 30, 2021
Sep 30, 2021
Sep 30, 2021
PCT demand form
PCT2
Sep 30, 2021
Jun 28, 2021
Jun 10, 2021
Copy of the international search report
Search/Exam
Jun 10, 2021
Published international application - A1
Search/Exam
Jan 21, 2021
Jan 21, 2021
Nov 9, 2020
Nov 2, 2020
(Electronic) Receipt
PCTRO
Nov 2, 2020
Abstract
PCTRO
Nov 2, 2020
Claims
PCTRO
Nov 2, 2020
Description
PCTRO
Nov 2, 2020
Nov 2, 2020
Drawings
PCTRO
Nov 2, 2020
Nov 2, 2020