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The patent EP3376315 was granted to Wilo on Jun 3, 2020. The application was filed on Mar 12, 2018 under application number EP18000246A. 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 |
|---|---|---|---|
| GRUNDFOS HOLDING | Feb 25, 2021 | PATENTANWALTE HEMMER LINDFELD FRESE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102011008165 |
| DESCRIPTION | DE102011012211 |
| DESCRIPTION | DE102012104214 |
| DESCRIPTION | DE102014018020 |
| DESCRIPTION | DE102015014378 |
| DESCRIPTION | DE102016004458 |
| DESCRIPTION | EP2039935 |
| DESCRIPTION | EP2273116 |
| OPPOSITION | DE102011012211 |
| OPPOSITION | DE102014018020 |
| OPPOSITION | EP3366925 |
| OPPOSITION | WO2007131729 |
| OPPOSITION | WO2015034751 |
| SEARCH | DE102012104214 |
| SEARCH | DE102014003249 |
| SEARCH | WO2009105797 |
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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Feb 15, 2023
Refund of fees
Appeal
Feb 13, 2023
Feb 13, 2023
Feb 10, 2023
Feb 8, 2023
(Electronic) Receipt
Appeal
Feb 8, 2023
Feb 8, 2023
Feb 8, 2023
Withdrawal of an appeal
Appeal
Dec 14, 2022
Dec 14, 2022
Dec 7, 2022
(Electronic) Receipt
Appeal
Dec 7, 2022
Dec 7, 2022
Notice of appeal
Appeal
Oct 4, 2022
Sep 30, 2022
Sep 28, 2022
Sep 28, 2022
Sep 28, 2022
Sep 28, 2022
Sep 28, 2022
Sep 28, 2022
Means of redress
OPPO
Sep 28, 2022
Sep 28, 2022
Sep 28, 2022
Sep 28, 2022
Sep 28, 2022
Sep 28, 2022
Sep 28, 2022
Sep 28, 2022
Jun 15, 2022
May 11, 2022
May 11, 2022
May 2, 2022
May 2, 2022
Apr 28, 2022
Apr 28, 2022
Apr 26, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Description
OPPO
Apr 14, 2022
Apr 14, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 8, 2022
Apr 8, 2022
Apr 8, 2022
Apr 7, 2022
Apr 7, 2022
Apr 7, 2022
Apr 7, 2022
Apr 6, 2022
Apr 6, 2022
Apr 6, 2022
Mar 2, 2022
Mar 1, 2022
Refund of fees
OPPO
Feb 23, 2022
Feb 23, 2022
Feb 23, 2022
Feb 2, 2022
Jan 25, 2022
Jan 25, 2022
Jan 25, 2022
Jan 20, 2022
Jan 19, 2022
Jan 12, 2022
Jan 12, 2022
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Jan 3, 2022
Dec 21, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
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Dec 15, 2021
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Dec 13, 2021
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Dec 13, 2021
Sep 21, 2021
Aug 9, 2021
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Aug 4, 2021
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Aug 4, 2021
Mar 31, 2021
Mar 25, 2021
Mar 25, 2021
Mar 11, 2021
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Mar 4, 2021
Feb 25, 2021
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Feb 25, 2021
Feb 25, 2021
Feb 25, 2021
Feb 25, 2021
Feb 25, 2021
Jun 15, 2020
May 8, 2020
Decision to grant a European patent
Search/Exam
Apr 24, 2020
(Electronic) Receipt
Search/Exam
Apr 24, 2020
English translation of the claims
Search/Exam
Apr 24, 2020
Filing of the translations of the claims
Search/Exam
Apr 24, 2020
French translation of claims
Search/Exam
Apr 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 11, 2020
Mar 11, 2020
Mar 11, 2020
Intention to grant (signatures)
Search/Exam
Mar 11, 2020
Text intended for grant (clean copy)
Search/Exam
Mar 11, 2020
Feb 5, 2020
Examination started
Search/Exam
Apr 10, 2019
Mar 29, 2019
Mar 18, 2019
Mar 18, 2019
Amended claims with annotations
Search/Exam
Mar 18, 2019
Amendments received before examination
Search/Exam
Mar 18, 2019
Letter concerning fees and payments
Search/Exam
Sep 24, 2018
Aug 22, 2018
Notification of forthcoming publication
Search/Exam
Aug 8, 2018
Aug 8, 2018
European search opinion
Search/Exam
Aug 8, 2018
European search report
Search/Exam
Aug 8, 2018
Information on Search Strategy
Search/Exam
Jul 25, 2018
Search started
Search/Exam
May 25, 2018
Communication to designated inventor
Search/Exam
May 25, 2018
Communication to designated inventor
Search/Exam
Mar 26, 2018
Abstract
Search/Exam
Mar 26, 2018
Claims
Search/Exam
Mar 26, 2018
Description
Search/Exam
Mar 26, 2018
Designation of inventor
Search/Exam
Mar 26, 2018
Drawings
Search/Exam
Mar 26, 2018
Letter concerning the priority
Search/Exam
Mar 26, 2018
Priority document
Search/Exam
Mar 26, 2018
Request for grant of a European patent
Search/Exam
Mar 12, 2018
Abstract
Search/Exam
Mar 12, 2018
Claims
Search/Exam
Mar 12, 2018
Description
Search/Exam
Mar 12, 2018
Designation of inventor
Search/Exam
Mar 12, 2018
Drawings
Search/Exam
Mar 12, 2018
Request for grant of a European patent
Search/Exam