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The patent EP3263658 was granted to Seiko Epson on Aug 11, 2021. The application was filed on Jan 25, 2016 under application number EP16754891A. 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 |
|---|---|---|---|
| EINSEL ATTORNEY AT LAW UND RECHTSANWALT PARTMBB | May 10, 2022 | ZABEL | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | JP2011246571 |
| INTERNATIONAL-SEARCH-REPORT | JP2013104009 |
| INTERNATIONAL-SEARCH-REPORT | JP2013249463 |
| INTERNATIONAL-SEARCH-REPORT | JP2014132050 |
| INTERNATIONAL-SEARCH-REPORT | JP2014237803 |
| INTERNATIONAL-SEARCH-REPORT | JPS62195053 |
| OPPOSITION | EP2105476 |
| OPPOSITION | EP2210922 |
| OPPOSITION | JP2007023265 |
| OPPOSITION | JP2008075044 |
| OPPOSITION | JP2009074034 |
| OPPOSITION | JP2014132050 |
| OPPOSITION | KR100568464B |
| OPPOSITION | US2012200633 |
| OPPOSITION | US2014333696 |
| OPPOSITION | US2015035895 |
| SEARCH | EP3012299 |
| SEARCH | EP3034571 |
| SEARCH | JP2010270225 |
| SEARCH | US2014333696 |
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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Letter accompanying subsequently filed items
Search/Exam
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Decision to grant a European patent
Search/Exam
Jul 6, 2021
(Electronic) Receipt
Search/Exam
Jul 6, 2021
Filing of the translations of the claims
Search/Exam
Jul 6, 2021
French translation of claims
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Jul 6, 2021
German translation of the claims
Search/Exam
Mar 10, 2021
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Text intended for grant (clean copy)
Search/Exam
Mar 10, 2021
Mar 9, 2021
Intention to grant (signatures)
Search/Exam
May 13, 2020
(Electronic) Receipt
Search/Exam
May 13, 2020
Amended claims with annotations
Search/Exam
May 13, 2020
Claims
Search/Exam
May 13, 2020
Description
Search/Exam
May 13, 2020
Letter accompanying subsequently filed items
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Annex to the communication
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Jan 13, 2020
Communication from the Examining Division
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Jan 8, 2020
Examination started
Search/Exam
Jan 21, 2019
(Electronic) Receipt
Search/Exam
Jan 21, 2019
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Amended claims with annotations
Search/Exam
Jan 21, 2019
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Amendments received before examination
Search/Exam
Jan 21, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 17, 2018
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European search opinion
Search/Exam
Jun 28, 2018
Information on Search Strategy
Search/Exam
Jun 28, 2018
Supplementary European search report
Search/Exam
Jun 20, 2018
Search started
Search/Exam
Dec 6, 2017
Notification of forthcoming publication
Search/Exam
Oct 6, 2017
Oct 4, 2017
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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Oct 4, 2017
Communication to designated inventor
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Sep 12, 2017
Sep 12, 2017
Jul 28, 2017
(Electronic) Receipt
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Jul 28, 2017
Abstract
Search/Exam
Jul 28, 2017
Claims
Search/Exam
Jul 28, 2017
Description
Search/Exam
Jul 28, 2017
Request for entry into the European phase
Search/Exam
Jul 5, 2017
Information on entry into European phase
Search/Exam
Jun 30, 2017
Notification of the recording of a change
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Sep 19, 2016
Sep 1, 2016
Copy of the international search report
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International publication pamphlet
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