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The patent EP3042645 was granted to Ivoclar Vivadent on Mar 12, 2025. The application was filed on Jan 9, 2015 under application number EP15150607A. 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 |
|---|---|---|---|
| SOLVENTUM PROPERTIES M HEALTHCARE GERMANY | Jan 26, 2023 | BREM | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP0290133 |
| OPPOSITION | EP1600142 |
| OPPOSITION | EP1819313 |
| OPPOSITION | JP2013095690 |
| OPPOSITION | US2005009946 |
| OPPOSITION | US4889792 |
| OPPOSITION | US6444725 |
| OPPOSITION | US8367051 |
| OPPOSITION | WO0144338 |
| OPPOSITION | WO2006069394 |
| SEARCH | JP2013095690 |
| SEARCH | JP2014214122 |
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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Decision to grant a European patent
Search/Exam
Mar 22, 2022
Change to the inventor details
Search/Exam
Mar 16, 2022
(Electronic) Receipt
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Mar 16, 2022
English translation of the claims
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Mar 16, 2022
Filing of the translations of the claims
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Mar 16, 2022
French translation of claims
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Mar 16, 2022
Letter accompanying subsequently filed items
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Dec 15, 2021
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Intention to grant (signatures)
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Dec 15, 2021
Text intended for grant (clean copy)
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Dec 15, 2021
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(Electronic) Receipt
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Mar 22, 2021
Amended claims with annotations
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Mar 22, 2021
Amended description with annotations
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Mar 22, 2021
Claims
Search/Exam
Mar 22, 2021
Description
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Mar 22, 2021
Letter accompanying subsequently filed items
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Mar 22, 2021
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Annex to the communication
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Nov 19, 2020
Communication from the Examining Division
Search/Exam
Nov 11, 2020
Examination started
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Jan 12, 2017
(Electronic) Receipt
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Jan 12, 2017
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Amended claims with annotations
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Jan 12, 2017
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Amended description with annotations
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Jan 12, 2017
Amendments received before examination
Search/Exam
Jan 12, 2017
Letter accompanying subsequently filed items
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Jul 18, 2016
Jun 15, 2016
Notification of forthcoming publication
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Apr 13, 2016
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Submission concerning representation
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Jul 8, 2015
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European search opinion
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Jul 8, 2015
European search report
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Jun 23, 2015
Search started
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Mar 4, 2015
Communication to designated inventor
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Mar 4, 2015
Communication to designated inventor
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Communication to designated inventor
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Mar 4, 2015
Communication to designated inventor
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Jan 9, 2015
Abstract
Search/Exam
Jan 9, 2015
Jan 9, 2015
Claims
Search/Exam
Jan 9, 2015
Description
Search/Exam
Jan 9, 2015
Designation of inventor
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Jan 9, 2015
Request for grant of a European patent
Search/Exam