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The patent EP3483431 was granted to Parkwind on Aug 2, 2023. The application was filed on Nov 14, 2017 under application number EP17201571A. 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 |
|---|---|---|---|
| VATTENFALL | May 5, 2021 | ZACCO DENMARK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2015292175 |
| OPPOSITION | EP2520533 |
| OPPOSITION | EP3002456 |
| OPPOSITION | EP3104003 |
| OPPOSITION | ES2608504 |
| OPPOSITION | US2013266453 |
| OPPOSITION | US2014196654 |
| OPPOSITION | US2015292175 |
| OPPOSITION | US2015316024 |
| OPPOSITION | US4007598 |
| OPPOSITION | US7163355 |
| OPPOSITION | US9120542 |
| OPPOSITION | WO2008006377 |
| OPPOSITION | WO2010059209 |
| OPPOSITION | WO2012001345 |
| OPPOSITION | WO2013137744 |
| SEARCH | EP2418383 |
| SEARCH | EP2586933 |
| SEARCH | KR20140085695 |
| SEARCH | US2015316024 |
| SEARCH | WO2012001345 |
| SEARCH | WO2016175339 |
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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Jul 6, 2023
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Refund of fees
Appeal
Apr 5, 2023
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Mar 31, 2023
(Electronic) Receipt
Appeal
Mar 31, 2023
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Mar 31, 2023
Withdrawal of an appeal
Appeal
Mar 10, 2023
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Mar 2, 2023
(Electronic) Receipt
Appeal
Mar 2, 2023
Mar 2, 2023
General authorisation
Appeal
Mar 2, 2023
Mar 2, 2023
Notice of appeal
Appeal
Mar 2, 2023
Notice of appeal
Appeal
Jan 2, 2023
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Aug 17, 2020
Jul 9, 2020
Decision to grant a European patent
Search/Exam
Jun 25, 2020
(Electronic) Receipt
Search/Exam
Jun 25, 2020
Filing of the translations of the claims
Search/Exam
Jun 25, 2020
French translation of claims
Search/Exam
Jun 25, 2020
German translation of the claims
Search/Exam
Jun 25, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 23, 2020
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Intention to grant (signatures)
Search/Exam
Mar 23, 2020
Text intended for grant (clean copy)
Search/Exam
Mar 23, 2020
Feb 28, 2020
Examination started
Search/Exam
May 20, 2019
Apr 17, 2019
Notification of forthcoming publication
Search/Exam
May 17, 2018
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European search opinion
Search/Exam
May 17, 2018
European search report
Search/Exam
May 17, 2018
Information on Search Strategy
Search/Exam
May 3, 2018
Search started
Search/Exam
Feb 22, 2018
Feb 15, 2018
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Communication to designated inventor
Search/Exam
Nov 14, 2017
Abstract
Search/Exam
Nov 14, 2017
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Claims
Search/Exam
Nov 14, 2017
Description
Search/Exam
Nov 14, 2017
Designation of inventor
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Nov 14, 2017
Drawings
Search/Exam
Nov 14, 2017
General authorisation
Search/Exam
Nov 14, 2017
Request for grant of a European patent
Search/Exam