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The patent EP2727989 was granted to Henkel on Dec 21, 2022. The application was filed on Jul 10, 2009 under application number EP14152970A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| DANISCO | Mar 26, 2020 | MEWBURN ELLIS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO03002711 |
| DESCRIPTION | WO03054177 |
| DESCRIPTION | WO03057713 |
| DESCRIPTION | WO2007131656 |
| DESCRIPTION | WO2008086916 |
| DESCRIPTION | WO2009021867 |
| DESCRIPTION | WO9221760 |
| OPPOSITION | DE19953057 |
| OPPOSITION | US2011201536 |
| OPPOSITION | US2020231957 |
| OPPOSITION | US4305837 |
| SEARCH | DE1942236 |
| SEARCH | DE1964792 |
| SEARCH | DE19953057 |
| SEARCH | DE2038103 |
| SEARCH | DE2060485 |
| SEARCH | DE2709476 |
| SEARCH | DE60208777T |
| SEARCH | EP0583534 |
| SEARCH | EP2083067 |
| SEARCH | JPH11323392 |
| SEARCH | US3707505 |
| SEARCH | US4305837 |
| SEARCH | US6165970 |
| SEARCH | WO9109929 |
| SEARCH | WO9622352 |
| SEARCH | WO9813459 |
| SEARCH | WO9817770 |
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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Nov 24, 2022
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Description
OPPO
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Means of redress
OPPO
Feb 21, 2022
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Mar 19, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 19, 2021
Feb 26, 2021
Annexes in respect of a client data request
Search/Exam
Feb 26, 2021
Letter accompanying subsequently filed items
Search/Exam
Feb 26, 2021
Submission concerning representation
Search/Exam
Nov 5, 2020
Oct 19, 2020
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Apr 1, 2020
Mar 26, 2020
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Mar 26, 2020
Jul 8, 2019
May 31, 2019
Decision to grant a European patent
Search/Exam
May 16, 2019
(Electronic) Receipt
Search/Exam
May 16, 2019
English translation of the claims
Search/Exam
May 16, 2019
French translation of claims
Search/Exam
May 16, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 22, 2019
Feb 22, 2019
Feb 22, 2019
Feb 22, 2019
Intention to grant (signatures)
Search/Exam
Feb 22, 2019
Text intended for grant (clean copy)
Search/Exam
Feb 22, 2019
Jan 18, 2019
(Electronic) Receipt
Search/Exam
Jan 18, 2019
Amended description with annotations
Search/Exam
Jan 18, 2019
Description
Search/Exam
Jan 18, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 18, 2019
Nov 15, 2018
Annex to the communication
Search/Exam
Nov 15, 2018
Annex to the communication
Search/Exam
Nov 15, 2018
Communication from the Examining Division
Search/Exam
Nov 15, 2018
Nov 15, 2018
Nov 15, 2018
Nov 15, 2018
Oct 16, 2018
Oct 12, 2018
Annex to the communication
Search/Exam
Oct 12, 2018
Sep 26, 2018
(Electronic) Receipt
Search/Exam
Sep 26, 2018
Amended claims with annotations
Search/Exam
Sep 26, 2018
Amended claims with annotations
Search/Exam
Sep 26, 2018
Amended claims with annotations
Search/Exam
Sep 26, 2018
Amended claims with annotations
Search/Exam
Sep 26, 2018
Claims
Search/Exam
Sep 26, 2018
Claims
Search/Exam
Sep 26, 2018
Claims
Search/Exam
Sep 26, 2018
Claims
Search/Exam
Sep 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 26, 2018
May 9, 2018
(Electronic) Receipt
Search/Exam
May 9, 2018
Letter accompanying subsequently filed items
Search/Exam
May 9, 2018
Apr 23, 2018
Advice of delivery
Search/Exam
Apr 11, 2018
Advice of delivery
Search/Exam
Apr 3, 2018
Acknowledgement of a document
Search/Exam
Apr 3, 2018
Annex to the communication
Search/Exam
Apr 3, 2018
Summons to attend oral proceedings
Search/Exam
Mar 22, 2018
Preparation for oral proceedings
Search/Exam
Jan 29, 2018
(Electronic) Receipt
Search/Exam
Jan 29, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 29, 2018
Oct 5, 2017
Annex to the communication
Search/Exam
Oct 5, 2017
Communication from the Examining Division
Search/Exam
Mar 27, 2017
Amended claims with annotations
Search/Exam
Mar 27, 2017
Claims
Search/Exam
Mar 27, 2017
Mar 22, 2017
Amended claims with annotations
Search/Exam
Mar 22, 2017
Claims
Search/Exam
Mar 22, 2017
Jan 18, 2017
Jan 18, 2017
Jan 13, 2017
Sep 12, 2016
Annex to the communication
Search/Exam
Sep 12, 2016
Communication from the Examining Division
Search/Exam
Mar 21, 2016
Mar 12, 2016
Mar 10, 2016
Feb 25, 2016
Feb 24, 2016
CDS Clean up - amended applicant details
Search/Exam
Feb 23, 2016
Feb 17, 2016
Feb 17, 2016
European search report
Search/Exam
Feb 17, 2016
Information on Search Strategy
Search/Exam
May 30, 2014
Letter concerning search matters
Search/Exam
May 30, 2014
Payment of fees and costs
Search/Exam
May 26, 2014
Matter concerning the application
Search/Exam
May 26, 2014
Payment of fees and costs
Search/Exam
May 26, 2014
Payment of fees and costs
Search/Exam
Apr 9, 2014
Notification of forthcoming publication
Search/Exam
Apr 1, 2014
Apr 1, 2014
Partial European search report
Search/Exam
Mar 24, 2014
Communication to designated inventor
Search/Exam
Mar 24, 2014
Communication to designated inventor
Search/Exam
Mar 24, 2014
Communication to designated inventor
Search/Exam
Mar 24, 2014
Communication to designated inventor
Search/Exam
Mar 24, 2014
Communication to designated inventor
Search/Exam
Mar 24, 2014
Communication to designated inventor
Search/Exam
Mar 24, 2014
Communication to designated inventor
Search/Exam
Mar 24, 2014
Search started
Search/Exam
Jan 29, 2014
Abstract
Search/Exam
Jan 29, 2014
Jan 29, 2014
Claims
Search/Exam
Jan 29, 2014
Description
Search/Exam
Jan 29, 2014
Designation of inventor
Search/Exam
Jan 29, 2014
Designation of inventor
Search/Exam
Jan 29, 2014
Designation of inventor
Search/Exam
Jan 29, 2014
Designation of inventor
Search/Exam
Jan 29, 2014
Designation of inventor
Search/Exam
Jan 29, 2014
Designation of inventor
Search/Exam
Jan 29, 2014
Designation of inventor
Search/Exam
Jan 29, 2014
Drawings
Search/Exam
Jan 29, 2014
General authorisation
Search/Exam
Jan 29, 2014
Request for grant of a European patent
Search/Exam
Mar 18, 2010