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The patent EP3327109 was granted to Reckitt Benckiser on Jul 21, 2021. The application was filed on Nov 7, 2006 under application number EP17205630A. 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 |
|---|---|---|---|
| HENKEL | Apr 21, 2022 | LKGLOBAL LORENZ & KOPF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE3829847 |
| DESCRIPTION | DE4036995 |
| DESCRIPTION | EP0550087 |
| DESCRIPTION | EP1209221 |
| DESCRIPTION | JP2000063894 |
| DESCRIPTION | JP2001003089 |
| DESCRIPTION | US4132735 |
| DESCRIPTION | US5308532 |
| DESCRIPTION | US5977053 |
| DESCRIPTION | WO2005090541 |
| DESCRIPTION | WO9426859 |
| DESCRIPTION | WO9426860 |
| DESCRIPTION | WO9501416 |
| DESCRIPTION | WO9723450 |
| OPPOSITION | EP2261313 |
| OPPOSITION | WO0204583 |
| OPPOSITION | WO2005035709 |
| OPPOSITION | WO9749792 |
| OTHER | EP1948770 |
| OTHER | EP2261313 |
| SEARCH | US5968884 |
| SEARCH | WO0204583 |
| SEARCH | WO2005090541 |
| SEARCH | WO9736990 |
| SEARCH | WO9749792 |
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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Sep 24, 2025
Sep 24, 2025
Aug 26, 2025
Aug 21, 2025
(Electronic) Receipt
Appeal
Aug 21, 2025
Aug 21, 2025
Aug 21, 2025
Aug 21, 2025
Aug 21, 2025
Aug 21, 2025
Aug 21, 2025
Reply to appeal
Appeal
Aug 12, 2025
Aug 7, 2025
(Electronic) Receipt
Appeal
Aug 7, 2025
Aug 7, 2025
Aug 4, 2025
Aug 4, 2025
Jul 29, 2025
Jul 29, 2025
Jul 11, 2025
Jul 7, 2025
Jul 7, 2025
Jul 2, 2025
Apr 23, 2025
Apr 17, 2025
(Electronic) Receipt
Appeal
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Mar 20, 2025
Mar 20, 2025
Mar 20, 2025
Mar 17, 2025
(Electronic) Receipt
Appeal
Mar 17, 2025
Mar 17, 2025
Feb 4, 2025
Feb 4, 2025
Feb 3, 2025
Feb 3, 2025
Jan 29, 2025
(Electronic) Receipt
Appeal
Jan 29, 2025
Jan 29, 2025
Notice of appeal
Appeal
Jan 20, 2025
Jan 20, 2025
Jan 20, 2025
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Means of redress
OPPO
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Nov 7, 2024
Oct 29, 2024
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Sep 15, 2022
Sep 12, 2022
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Apr 26, 2022
Apr 21, 2022
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Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Aug 3, 2021
Jun 24, 2021
Decision to grant a European patent
Search/Exam
Jun 9, 2021
(Electronic) Receipt
Search/Exam
Jun 9, 2021
Filing of the translations of the claims
Search/Exam
Jun 9, 2021
French translation of claims
Search/Exam
Jun 9, 2021
German translation of the claims
Search/Exam
Jun 9, 2021
Letter accompanying subsequently filed items
Search/Exam
May 10, 2021
May 10, 2021
Apr 28, 2021
Apr 8, 2021
Apr 8, 2021
Apr 8, 2021
Intention to grant (signatures)
Search/Exam
Apr 8, 2021
Text intended for grant (clean copy)
Search/Exam
Apr 8, 2021
Feb 18, 2021
Feb 12, 2021
Observations by third parties
Search/Exam
Oct 12, 2020
(Electronic) Receipt
Search/Exam
Oct 12, 2020
Amended description with annotations
Search/Exam
Oct 12, 2020
Description
Search/Exam
Oct 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 12, 2020
Jun 19, 2020
Annex to the communication
Search/Exam
Jun 19, 2020
Communication from the Examining Division
Search/Exam
Jan 20, 2020
(Electronic) Receipt
Search/Exam
Jan 20, 2020
Amended claims with annotations
Search/Exam
Jan 20, 2020
Claims
Search/Exam
Jan 20, 2020
Description
Search/Exam
Jan 20, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 20, 2020
Dec 9, 2019
Dec 3, 2019
(Electronic) Receipt
Search/Exam
Dec 3, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 3, 2019
Aug 16, 2019
Annex to the communication
Search/Exam
Aug 16, 2019
Communication from the Examining Division
Search/Exam
Jun 26, 2019
(Electronic) Receipt
Search/Exam
Jun 26, 2019
Amended claims with annotations
Search/Exam
Jun 26, 2019
Claims
Search/Exam
Jun 26, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 26, 2019
Mar 25, 2019
Annex to the communication
Search/Exam
Mar 25, 2019
Communication from the Examining Division
Search/Exam
Mar 19, 2019
Examination started
Search/Exam
Oct 2, 2018
(Electronic) Receipt
Search/Exam
Oct 2, 2018
Oct 2, 2018
Amended claims with annotations
Search/Exam
Oct 2, 2018
Amendments received before examination
Search/Exam
Oct 2, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 5, 2018
May 3, 2018
Notification of forthcoming publication
Search/Exam
Apr 25, 2018
Refund of fees
Search/Exam
Mar 27, 2018
Mar 27, 2018
European search opinion
Search/Exam
Mar 27, 2018
European search report
Search/Exam
Mar 27, 2018
Information on Search Strategy
Search/Exam
Jan 29, 2018
Communication to designated inventor
Search/Exam
Jan 29, 2018
Communication to designated inventor
Search/Exam
Dec 6, 2017
Abstract
Search/Exam
Dec 6, 2017
Dec 6, 2017
Claims
Search/Exam
Dec 6, 2017
Description
Search/Exam
Dec 6, 2017
Designation of inventor
Search/Exam
Dec 6, 2017
Request for grant of a European patent
Search/Exam
May 29, 2007