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The patent EP3485969 was granted to Samsung SDI on Sep 28, 2022. The application was filed on Jul 4, 2017 under application number EP17827864A. 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 |
|---|---|---|---|
| MASCHINENFABRIK GUSTAV EIRICH | Jun 7, 2023 | WSL PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | JP2000117083 |
| INTERNATIONAL-SEARCH-REPORT | JP2013151621 |
| INTERNATIONAL-SEARCH-REPORT | JP4462894B |
| INTERNATIONAL-SEARCH-REPORT | JP5486186B |
| INTERNATIONAL-SEARCH-REPORT | KR20090010168U |
| OPPOSITION | CN101178075 |
| OPPOSITION | CN203469850U |
| OPPOSITION | CN204582986U |
| OPPOSITION | DD288987 |
| OPPOSITION | DE590206 |
| OPPOSITION | DE636252 |
| OPPOSITION | DE69915657T |
| OPPOSITION | JP2003144896 |
| OPPOSITION | JP2006309958 |
| OPPOSITION | JP2013151621 |
| OPPOSITION | JP4462894B |
| OPPOSITION | JPH08205780 |
| OPPOSITION | JPS5645751 |
| OPPOSITION | KR101569523B |
| OPPOSITION | KR20090010168U |
| OPPOSITION | KR20120095589 |
| OPPOSITION | US1279696 |
| OPPOSITION | US2274220 |
| OPPOSITION | US4854715 |
| OPPOSITION | US9295109 |
| OPPOSITION | WO2014055099 |
| SEARCH | JP2003144896 |
| SEARCH | US4854715 |
| SEARCH | WO0106857 |
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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Decision to grant a European patent
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Aug 23, 2022
(Electronic) Receipt
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Aug 23, 2022
Filing of the translations of the claims
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Aug 23, 2022
French translation of claims
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Aug 23, 2022
German translation of the claims
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Aug 23, 2022
Letter concerning fees and payments
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Apr 25, 2022
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Intention to grant (signatures)
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Apr 25, 2022
Text intended for grant (clean copy)
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(Electronic) Receipt
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Feb 28, 2022
Amended claims with annotations
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Feb 28, 2022
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Description
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Feb 28, 2022
Letter accompanying subsequently filed items
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Feb 28, 2022
Oct 13, 2021
Annex to the communication
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Oct 13, 2021
Summons to attend oral proceedings
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Apr 21, 2021
(Electronic) Receipt
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Apr 21, 2021
Amended claims with annotations
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Apr 21, 2021
Amended description with annotations
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Apr 21, 2021
Claims
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Apr 21, 2021
Description
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Apr 21, 2021
Letter accompanying subsequently filed items
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Apr 21, 2021
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Annex to the communication
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Dec 21, 2020
Communication from the Examining Division
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Dec 15, 2020
Examination started
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Aug 11, 2020
(Electronic) Receipt
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Amended claims with annotations
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Aug 11, 2020
Amendments received before examination
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Aug 11, 2020
Letter accompanying subsequently filed items
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European search opinion
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Feb 12, 2020
Information on Search Strategy
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Feb 12, 2020
Supplementary European search report
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Feb 3, 2020
Search started
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Apr 25, 2019
Notification of forthcoming publication
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Feb 19, 2019
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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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Jan 31, 2019
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Nov 23, 2018
Information on entry into European phase
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Nov 21, 2018
(Electronic) Receipt
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Nov 21, 2018
Abstract
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Nov 21, 2018
Claims
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Nov 21, 2018
Description
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Nov 21, 2018
Drawings
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Request for entry into the European phase
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Feb 5, 2018
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Copy of the international search report
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International publication pamphlet
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Jan 18, 2018
Published international application - A1
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