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The patent EP2876206 was granted to Valmet on Mar 1, 2023. The application was filed on Nov 21, 2013 under application number EP13193865A. 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 |
|---|---|---|---|
| ANDRITZ KUSTERS | Jun 27, 2019 | HENSELER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102005053968 |
| DESCRIPTION | EP1196249 |
| DESCRIPTION | EP1425469 |
| DESCRIPTION | EP2220293 |
| DESCRIPTION | US4738197 |
| DESCRIPTION | US6207020 |
| OPPOSITION | DE102005031444 |
| OPPOSITION | DE3241117 |
| OPPOSITION | DE3815463 |
| OPPOSITION | DE69915647T |
| OPPOSITION | EP2119826 |
| OPPOSITION | US3948721 |
| OPPOSITION | US4646540 |
| OPPOSITION | US4738197 |
| OPPOSITION | US5045342 |
| OPPOSITION | US5377428 |
| OPPOSITION | US6207020 |
| OPPOSITION | WO0017446 |
| OPPOSITION | WO0052266 |
| OPPOSITION | WO0151709 |
| SEARCH | US4646540 |
| SEARCH | US4738197 |
| SEARCH | US5045342 |
| SEARCH | US5377428 |
| SEARCH | US6207020 |
| SEARCH | WO0017446 |
| SEARCH | WO0052266 |
| SEARCH | WO0151709 |
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
Search/Exam
Aug 28, 2018
(Electronic) Receipt
Search/Exam
Aug 28, 2018
Filing of the translations of the claims
Search/Exam
Aug 28, 2018
French translation of claims
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Aug 28, 2018
German translation of the claims
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Aug 28, 2018
Letter accompanying subsequently filed items
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Intention to grant (signatures)
Search/Exam
May 15, 2018
Text intended for grant (clean copy)
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Apr 10, 2018
Examination started
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Dec 30, 2016
Submission concerning representation
Search/Exam
Nov 28, 2016
Submission concerning representation
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Oct 19, 2015
(Electronic) Receipt
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Oct 19, 2015
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Amended claims with annotations
Search/Exam
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Amended description with annotations
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Oct 19, 2015
Amendments received before examination
Search/Exam
Oct 19, 2015
Letter accompanying subsequently filed items
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Sep 17, 2015
Submission concerning representation
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Jun 1, 2015
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Notification of forthcoming publication
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European search opinion
Search/Exam
Apr 1, 2014
European search report
Search/Exam
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Search started
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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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Nov 21, 2013
Abstract
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Claims
Search/Exam
Nov 21, 2013
Description
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Nov 21, 2013
Designation of inventor
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Designation of inventor
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Designation of inventor
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Nov 21, 2013
Designation of inventor
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Nov 21, 2013
Drawings
Search/Exam
Nov 21, 2013
Request for grant of a European patent
Search/Exam