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The patent EP3037441 was granted to LG Chem on Nov 22, 2023. The application was filed on Sep 29, 2014 under application number EP14849825A. 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 |
|---|---|---|---|
| BOREALIS | Aug 22, 2024 | MAIWALD | ADMISSIBLE |
| THE DOW CHEMICAL | Aug 22, 2024 | BOULT WADE TENNANT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US5064802 |
| INTERNATIONAL-SEARCH-REPORT | JP2003507538 |
| INTERNATIONAL-SEARCH-REPORT | KR20050088087 |
| INTERNATIONAL-SEARCH-REPORT | KR960010734B |
| INTERNATIONAL-SEARCH-REPORT | US4547551 |
| OPPOSITION | CN101709124 |
| OPPOSITION | CN102002189 |
| OPPOSITION | EP2666799 |
| OPPOSITION | EP2669304 |
| OPPOSITION | EP2975043 |
| OPPOSITION | KR20110109095 |
| OPPOSITION | KR20130116760 |
| OPPOSITION | KR20160061107 |
| OPPOSITION | US2007088129 |
| OPPOSITION | US2010113698 |
| OPPOSITION | US2010190878 |
| OPPOSITION | US7608668 |
| OPPOSITION | WO2008136621 |
| OPPOSITION | WO2012099443 |
| OPPOSITION | WO2013142793 |
| OPPOSITION | WO2013188950 |
| OPPOSITION | WO2014074622 |
| OPPOSITION | WO9744371 |
| SEARCH | KR20120038798 |
| SEARCH | KR20130051467 |
| SEARCH | US2010121006 |
| SEARCH | US6506866 |
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.
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Description
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Annex
OPPO
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Decision to grant a European patent
Search/Exam
Oct 13, 2023
(Electronic) Receipt
Search/Exam
Oct 13, 2023
Filing of the translations of the claims
Search/Exam
Oct 13, 2023
French translation of claims
Search/Exam
Oct 13, 2023
German translation of the claims
Search/Exam
Oct 13, 2023
Letter accompanying subsequently filed items
Search/Exam
Jun 29, 2023
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Intention to grant (signatures)
Search/Exam
Jun 29, 2023
Text intended for grant (clean copy)
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Jun 29, 2023
Dec 19, 2022
Dec 6, 2022
(Electronic) Receipt
Search/Exam
Dec 6, 2022
Enquiry as to the processing of the file
Search/Exam
Dec 6, 2022
Letter accompanying subsequently filed items
Search/Exam
Oct 13, 2021
(Electronic) Receipt
Search/Exam
Oct 13, 2021
Amended claims with annotations
Search/Exam
Oct 13, 2021
Amended description with annotations
Search/Exam
Oct 13, 2021
Claims
Search/Exam
Oct 13, 2021
Description
Search/Exam
Oct 13, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 13, 2021
Jun 29, 2021
Annex to the communication
Search/Exam
Jun 29, 2021
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Nov 3, 2020
Oct 21, 2020
(Electronic) Receipt
Search/Exam
Oct 21, 2020
Enquiry as to the processing of the file
Search/Exam
Oct 21, 2020
Letter accompanying subsequently filed items
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Mar 14, 2019
(Electronic) Receipt
Search/Exam
Mar 14, 2019
Amended claims with annotations
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Mar 14, 2019
Claims
Search/Exam
Mar 14, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 14, 2019
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Nov 13, 2018
Annex to the communication
Search/Exam
Nov 13, 2018
Communication from the Examining Division
Search/Exam
Nov 6, 2018
Examination started
Search/Exam
Sep 28, 2017
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Amended claims with annotations
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Sep 28, 2017
Amendments received before examination
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Apr 4, 2017
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European search opinion
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Mar 17, 2017
Information on Search Strategy
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Mar 17, 2017
Supplementary European search report
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Feb 15, 2017
Search started
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Jun 1, 2016
Notification of forthcoming publication
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May 4, 2016
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Apr 19, 2016
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(Electronic) Receipt
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Mar 15, 2016
Abstract
Search/Exam
Mar 15, 2016
Claims
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Mar 15, 2016
Description
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Mar 15, 2016
Drawings
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Mar 15, 2016
Request for entry into the European phase
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Feb 5, 2016
Information on entry into European phase
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Dec 3, 2015
Notification of the recording of a change
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Apr 21, 2015
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Copy of the international search report
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Apr 2, 2015
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International publication pamphlet
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