The weekly litigation news digest is live. Subscribe now
The patent EP2889488 was granted to Wilo Salmson France on Jan 22, 2020. The application was filed on Dec 23, 2014 under application number EP14200234A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| GRUNDFOS HOLDING | Oct 22, 2020 | RUPP | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2573403 |
| OPPOSITION | DE202011109497U |
| OPPOSITION | EP2500575 |
| OPPOSITION | EP2573403 |
| OPPOSITION | US2005123408 |
| OPPOSITION | US2010052592 |
| OPPOSITION | WO2012121680 |
| OPPOSITION | WO2013041616 |
| OPPOSITION | WO2013171245 |
| SEARCH | DE202011109497U |
| SEARCH | EP2573403 |
| SEARCH | WO2012121680 |
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
Oct 23, 2023
Refund of fees
Appeal
Oct 19, 2023
Oct 19, 2023
Oct 16, 2023
(Electronic) Receipt
Appeal
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Withdrawal of an appeal
Appeal
Aug 23, 2023
Aug 23, 2023
Aug 17, 2023
(Electronic) Receipt
Appeal
Aug 17, 2023
Aug 17, 2023
Notice of appeal
Appeal
Jun 22, 2023
Jun 20, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Means of redress
OPPO
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Nov 24, 2022
Nov 10, 2022
Nov 7, 2022
Nov 7, 2022
Nov 7, 2022
Nov 4, 2022
Oct 27, 2022
Oct 27, 2022
Oct 27, 2022
Sep 29, 2022
Sep 28, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 23, 2022
Sep 13, 2022
Aug 24, 2022
Aug 23, 2022
Aug 18, 2022
Aug 18, 2022
Authorisation
OPPO
Aug 18, 2022
Aug 18, 2022
Aug 12, 2022
Aug 12, 2022
Aug 9, 2022
Aug 9, 2022
Aug 9, 2022
Aug 8, 2022
Aug 8, 2022
Aug 8, 2022
Jun 30, 2022
Jun 27, 2022
Jun 27, 2022
Jun 27, 2022
May 19, 2022
May 17, 2022
May 4, 2022
May 4, 2022
Mar 8, 2022
Mar 2, 2022
Mar 2, 2022
Mar 2, 2022
Feb 23, 2022
Feb 11, 2022
Feb 11, 2022
Feb 11, 2022
Feb 11, 2022
Feb 11, 2022
Feb 11, 2022
Feb 11, 2022
Feb 11, 2022
Feb 11, 2022
Feb 3, 2022
Sep 22, 2021
Sep 13, 2021
Sep 7, 2021
Sep 7, 2021
Sep 7, 2021
May 10, 2021
May 4, 2021
May 4, 2021
May 4, 2021
Mar 5, 2021
Mar 5, 2021
Mar 5, 2021
Mar 5, 2021
Mar 2, 2021
Mar 2, 2021
Mar 1, 2021
Mar 1, 2021
Mar 1, 2021
Feb 17, 2021
Refund of fees
OPPO
Feb 11, 2021
Feb 11, 2021
Feb 11, 2021
Jan 13, 2021
Jan 13, 2021
Jan 13, 2021
Jan 13, 2021
Dec 16, 2020
Dec 10, 2020
Document concerning representation
Search/Exam
Nov 5, 2020
Nov 5, 2020
Oct 28, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Feb 3, 2020
Jan 8, 2020
Decision to grant a European patent
Search/Exam
Dec 13, 2019
(Electronic) Receipt
Search/Exam
Dec 13, 2019
English translation of the claims
Search/Exam
Dec 13, 2019
Filing of the translations of the claims
Search/Exam
Dec 13, 2019
German translation of the claims
Search/Exam
Dec 13, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 20, 2019
Aug 20, 2019
Aug 20, 2019
Intention to grant (signatures)
Search/Exam
Aug 20, 2019
Text intended for grant (clean copy)
Search/Exam
Aug 20, 2019
Mar 14, 2019
(Electronic) Receipt
Search/Exam
Mar 14, 2019
Amended claims with annotations
Search/Exam
Mar 14, 2019
Amended description with annotations
Search/Exam
Mar 14, 2019
Claims
Search/Exam
Mar 14, 2019
Description
Search/Exam
Mar 14, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 14, 2019
Nov 16, 2018
Annex to the communication
Search/Exam
Nov 16, 2018
Communication from the Examining Division
Search/Exam
Jul 4, 2018
(Electronic) Receipt
Search/Exam
Jul 4, 2018
Amended claims with annotations
Search/Exam
Jul 4, 2018
Claims
Search/Exam
Jul 4, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 4, 2018
Mar 26, 2018
Annex to the communication
Search/Exam
Mar 26, 2018
Communication from the Examining Division
Search/Exam
Dec 22, 2017
Dec 19, 2017
May 29, 2017
(Electronic) Receipt
Search/Exam
May 29, 2017
Amended claims with annotations
Search/Exam
May 29, 2017
Claims
Search/Exam
May 29, 2017
Letter accompanying subsequently filed items
Search/Exam
May 29, 2017
Jan 27, 2017
Annex to the communication
Search/Exam
Jan 27, 2017
Communication from the Examining Division
Search/Exam
Oct 4, 2016
(Electronic) Receipt
Search/Exam
Oct 4, 2016
Amended claims with annotations
Search/Exam
Oct 4, 2016
Amended description with annotations
Search/Exam
Oct 4, 2016
Claims
Search/Exam
Oct 4, 2016
Description
Search/Exam
Oct 4, 2016
Letter accompanying subsequently filed items
Search/Exam
Oct 4, 2016
Jun 9, 2016
Annex to the communication
Search/Exam
Jun 9, 2016
Communication from the Examining Division
Search/Exam
Jun 2, 2016
Examination started
Search/Exam
Jan 4, 2016
(Electronic) Receipt
Search/Exam
Jan 4, 2016
Jan 4, 2016
Amended claims with annotations
Search/Exam
Jan 4, 2016
Amendments received before examination
Search/Exam
Jan 4, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 6, 2015
Jun 3, 2015
Notification of forthcoming publication
Search/Exam
May 13, 2015
Refund of fees
Search/Exam
May 7, 2015
May 7, 2015
European search opinion
Search/Exam
May 7, 2015
European search report
Search/Exam
Apr 30, 2015
Priority search results copy provided by EPO
Search/Exam
Apr 24, 2015
Search started
Search/Exam
Mar 18, 2015
Communication to designated inventor
Search/Exam
Mar 18, 2015
Communication to designated inventor
Search/Exam
Mar 18, 2015
Communication to designated inventor
Search/Exam
Mar 18, 2015
Communication to designated inventor
Search/Exam
Jan 26, 2015
Jan 20, 2015
Letter concerning the priority
Search/Exam
Jan 20, 2015
Priority document
Search/Exam
Jan 7, 2015
Submission concerning representation
Search/Exam
Dec 23, 2014
Abstract
Search/Exam
Dec 23, 2014
Dec 23, 2014
Claims
Search/Exam
Dec 23, 2014
Description
Search/Exam
Dec 23, 2014
Designation of inventor
Search/Exam
Dec 23, 2014
Drawings
Search/Exam
Dec 23, 2014
Priority search results
Search/Exam
Dec 23, 2014
Request for grant of a European patent
Search/Exam