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The patent EP2877144 was granted to Unilever on Feb 12, 2020. The application was filed on Jul 24, 2013 under application number EP13740022A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| HENKEL | Jul 22, 2020 | LKGLOBAL LORENZ & KOPF | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0530974 |
| DESCRIPTION | WO9631188 |
| INTERNATIONAL-SEARCH-REPORT | EP0149180 |
| INTERNATIONAL-SEARCH-REPORT | EP2460508 |
| INTERNATIONAL-SEARCH-REPORT | US2006078527 |
| INTERNATIONAL-SEARCH-REPORT | US4726945 |
| INTERNATIONAL-SEARCH-REPORT | WO2007019160 |
| INTERNATIONAL-SEARCH-REPORT | WO2007136708 |
| INTERNATIONAL-SEARCH-REPORT | WO2008055816 |
| INTERNATIONAL-SEARCH-REPORT | WO2010136285 |
| INTERNATIONAL-SEARCH-REPORT | WO9962467 |
| INTERNATIONAL-SEARCH-REPORT | WO9962492 |
| OPPOSITION | EP2460508 |
| OPPOSITION | JP2008208032 |
| OPPOSITION | WO2018177849 |
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
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Means of redress
OPPO
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Aug 6, 2021
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Aug 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 5, 2021
Letter to the Legal Division
Search/Exam
Aug 2, 2021
Aug 2, 2021
Aug 2, 2021
Aug 2, 2021
Aug 2, 2021
Aug 2, 2021
Jun 29, 2021
Communication from the Legal Division
Search/Exam
Jun 1, 2021
Annex
Search/Exam
Jun 1, 2021
Annex
Search/Exam
Jun 1, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 1, 2021
Letter to the Legal Division
Search/Exam
May 31, 2021
Annex
Search/Exam
May 31, 2021
Cover sheet for fax transmission
Search/Exam
May 28, 2021
Annex
Search/Exam
May 28, 2021
Cover sheet for fax transmission
Search/Exam
May 28, 2021
Letter to the Legal Division
Search/Exam
Apr 9, 2021
Apr 9, 2021
Apr 9, 2021
Mar 31, 2021
Communication from the Legal Division
Search/Exam
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 24, 2021
Annexes in respect of a client data request
Search/Exam
Mar 24, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 24, 2021
Mar 23, 2021
Annexes in respect of a client data request
Search/Exam
Mar 23, 2021
Annexes in respect of a client data request
Search/Exam
Mar 23, 2021
Annexes in respect of a client data request
Search/Exam
Mar 23, 2021
Annexes in respect of a client data request
Search/Exam
Mar 23, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 23, 2021
Mar 16, 2021
Annexes in respect of a client data request
Search/Exam
Mar 16, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 16, 2021
Mar 12, 2021
Communication from the Legal Division
Search/Exam
Mar 10, 2021
Mar 10, 2021
Mar 5, 2021
Annexes in respect of a client data request
Search/Exam
Mar 5, 2021
Annexes in respect of a client data request
Search/Exam
Mar 5, 2021
Annexes in respect of a client data request
Search/Exam
Mar 5, 2021
Annexes in respect of a client data request
Search/Exam
Mar 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 5, 2021
Mar 5, 2021
Mar 5, 2021
Mar 5, 2021
Feb 1, 2021
Annexes in respect of a client data request
Search/Exam
Feb 1, 2021
Annexes in respect of a client data request
Search/Exam
Feb 1, 2021
Annexes in respect of a client data request
Search/Exam
Feb 1, 2021
Annexes in respect of a client data request
Search/Exam
Feb 1, 2021
Annexes in respect of a client data request
Search/Exam
Feb 1, 2021
Annexes in respect of a client data request
Search/Exam
Feb 1, 2021
Annexes in respect of a client data request
Search/Exam
Feb 1, 2021
Letter accompanying subsequently filed items
Search/Exam
Feb 1, 2021
Nov 24, 2020
Nov 24, 2020
Oct 1, 2020
Document concerning representation
Search/Exam
Jul 27, 2020
Jul 22, 2020
Jul 22, 2020
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Feb 24, 2020
Jan 16, 2020
Decision to grant a European patent
Search/Exam
Jan 6, 2020
(Electronic) Receipt
Search/Exam
Jan 6, 2020
Filing of the translations of the claims
Search/Exam
Jan 6, 2020
French translation of claims
Search/Exam
Jan 6, 2020
German translation of the claims
Search/Exam
Dec 18, 2019
Dec 18, 2019
Dec 12, 2019
(Electronic) Receipt
Search/Exam
Dec 12, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 12, 2019
Sep 25, 2019
Sep 25, 2019
Sep 25, 2019
Intention to grant (signatures)
Search/Exam
Sep 25, 2019
Text intended for grant (clean copy)
Search/Exam
Sep 25, 2019
Aug 9, 2019
(Electronic) Receipt
Search/Exam
Aug 9, 2019
Amended claims with annotations
Search/Exam
Aug 9, 2019
Amended description with annotations
Search/Exam
Aug 9, 2019
Claims
Search/Exam
Aug 9, 2019
Description
Search/Exam
Aug 9, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 9, 2019
Apr 1, 2019
Annex to the communication
Search/Exam
Apr 1, 2019
Communication from the Examining Division
Search/Exam
Dec 14, 2018
Submission concerning representation
Search/Exam
Oct 23, 2018
Oct 23, 2018
Oct 12, 2018
(Electronic) Receipt
Search/Exam
Oct 12, 2018
Amended claims with annotations
Search/Exam
Oct 12, 2018
Claims
Search/Exam
Oct 12, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 12, 2018
Oct 12, 2018
Aug 20, 2018
Aug 10, 2018
(Electronic) Receipt
Search/Exam
Aug 10, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 10, 2018
Apr 11, 2018
Annex to the communication
Search/Exam
Apr 11, 2018
Communication from the Examining Division
Search/Exam
Aug 11, 2017
(Electronic) Receipt
Search/Exam
Aug 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 11, 2017
Jul 21, 2017
Jul 14, 2017
(Electronic) Receipt
Search/Exam
Jul 14, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 14, 2017
Mar 9, 2017
Annex to the communication
Search/Exam
Mar 9, 2017
Communication from the Examining Division
Search/Exam
Mar 1, 2017
Examination started
Search/Exam
Sep 22, 2015
Sep 22, 2015
Amended claims with annotations
Search/Exam
Sep 22, 2015
Amendments received before examination
Search/Exam
May 7, 2015
Mar 13, 2015
Mar 11, 2015
Communication to designated inventor
Search/Exam
Mar 11, 2015
Communication to designated inventor
Search/Exam
Mar 11, 2015
Communication to designated inventor
Search/Exam
Mar 11, 2015
Communication to designated inventor
Search/Exam
Mar 11, 2015
Communication to designated inventor
Search/Exam
Mar 6, 2015
Priority search results copy provided by EPO
Search/Exam
Mar 6, 2015
Priority search results copy provided by EPO
Search/Exam
Mar 6, 2015
Priority search results copy provided by EPO
Search/Exam
Mar 6, 2015
Priority search results copy provided by EPO
Search/Exam
Feb 10, 2015
Jan 23, 2015
(Electronic) Receipt
Search/Exam
Jan 23, 2015
Request for entry into the European phase
Search/Exam
Dec 5, 2014
Information on entry into European phase
Search/Exam
Jul 3, 2014
Jul 3, 2014
Notification of the recording of a change
Search/Exam
Apr 7, 2014
CDS Clean up - amended applicant details
Search/Exam
Feb 18, 2014
Feb 18, 2014
Feb 18, 2014
Feb 18, 2014
Feb 18, 2014
Jan 30, 2014
Copy of the international search report
Search/Exam
Jan 30, 2014
Published international application - A1
Search/Exam
Dec 11, 2013
Dec 11, 2013
Dec 11, 2013
Dec 5, 2013
Dec 5, 2013
Jul 24, 2013
(Electronic) Receipt
PCTRO
Jul 24, 2013
Abstract
PCTRO
Jul 24, 2013
Claims
PCTRO
Jul 24, 2013
Description
PCTRO
Jul 24, 2013
Drawings
PCTRO
Jul 24, 2013
Jul 24, 2013
Jul 24, 2013
Jul 24, 2013
Jul 24, 2013