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The patent EP2868692 was granted to Covestro Netherlands on Jul 16, 2025. The application was filed on Nov 5, 2014 under application number EP14191905A. 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 |
|---|---|---|---|
| D SYSTEMS | Jul 25, 2018 | DOMPATENT VON KREISLER SELTING WERNER | - |
| D SYSTEMS | Jul 25, 2018 | DOMPATENT VON PATENT UND RECHTSANWALTEN | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2218715 |
| DESCRIPTION | EP2308865 |
| DESCRIPTION | US2002045126 |
| DESCRIPTION | US2004077745 |
| DESCRIPTION | US2005040562 |
| DESCRIPTION | US2005101684 |
| DESCRIPTION | US2009093564 |
| DESCRIPTION | US2009182172 |
| DESCRIPTION | US2011039205 |
| DESCRIPTION | US2012251841 |
| DESCRIPTION | US4575330 |
| DESCRIPTION | US5047568 |
| DESCRIPTION | US5380923 |
| DESCRIPTION | US5626919 |
| DESCRIPTION | US5665792 |
| DESCRIPTION | US5972563 |
| DESCRIPTION | US5989475 |
| DESCRIPTION | US6013714 |
| DESCRIPTION | US6287745 |
| DESCRIPTION | US6368769 |
| DESCRIPTION | US6742456 |
| DESCRIPTION | US7230122 |
| DESCRIPTION | US7611817 |
| DESCRIPTION | US7678528 |
| DESCRIPTION | US8617787 |
| DESCRIPTION | WO2010046240 |
| OPPOSITION | EP0581225 |
| OPPOSITION | EP1508834 |
| OPPOSITION | US2012251841 |
| OPPOSITION | US6013714 |
| SEARCH | EP1508834 |
| SEARCH | US2012251841 |
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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OPPO
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(Electronic) Receipt
Appeal
Nov 16, 2023
Annex
Appeal
Nov 16, 2023
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(Electronic) Receipt
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Appeal
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
Aug 6, 2021
General authorisation
Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Nov 2, 2017
Sep 28, 2017
Decision to grant a European patent
Search/Exam
Sep 18, 2017
(Electronic) Receipt
Search/Exam
Sep 18, 2017
Filing of the translations of the claims
Search/Exam
Sep 18, 2017
French translation of claims
Search/Exam
Sep 18, 2017
German translation of the claims
Search/Exam
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Intention to grant (signatures)
Search/Exam
Jul 25, 2017
Text intended for grant (clean copy)
Search/Exam
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Jun 21, 2017
(Electronic) Receipt
Search/Exam
Jun 21, 2017
Amended claims with annotations
Search/Exam
Jun 21, 2017
Claims
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Jun 21, 2017
Description
Search/Exam
Jun 21, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 21, 2017
Matter concerning the application
Search/Exam
Jun 21, 2017
Mar 2, 2017
Annex to the communication
Search/Exam
Mar 2, 2017
Communication from the Examining Division
Search/Exam
Sep 5, 2016
(Electronic) Receipt
Search/Exam
Sep 5, 2016
Amended claims with annotations
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Sep 5, 2016
Amended claims with annotations
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Sep 5, 2016
Claims
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Sep 5, 2016
Claims
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Sep 5, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 5, 2016
Aug 22, 2016
Aug 17, 2016
(Electronic) Receipt
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Aug 17, 2016
Letter accompanying subsequently filed items
Search/Exam
Aug 17, 2016
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Annex to the communication
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Apr 19, 2016
Communication from the Examining Division
Search/Exam
Apr 14, 2016
Examination started
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Nov 6, 2015
(Electronic) Receipt
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Nov 6, 2015
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Amended claims with annotations
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Nov 6, 2015
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Nov 6, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 6, 2015
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Sep 29, 2015
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Communication to designated inventor
Search/Exam
May 13, 2015
(Electronic) Receipt
Search/Exam
May 13, 2015
Letter accompanying subsequently filed items
Search/Exam
May 13, 2015
Letter concerning the inventor
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May 11, 2015
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Letter which had not been notified
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Apr 9, 2015
Notification of forthcoming publication
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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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Mar 11, 2015
Communication to designated inventor
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Mar 11, 2015
Communication to designated inventor
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Mar 11, 2015
European search opinion
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Mar 11, 2015
European search report
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Mar 5, 2015
(Electronic) Receipt
Search/Exam
Mar 5, 2015
Designation of inventor
Search/Exam
Mar 5, 2015
Letter accompanying subsequently filed items
Search/Exam
Feb 27, 2015
Search started
Search/Exam
Jan 30, 2015
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Nov 26, 2014
Deficiency in designation of inventor
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Nov 5, 2014
Abstract
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Nov 5, 2014
Nov 5, 2014
Claims
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Nov 5, 2014
Description
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Nov 5, 2014
Drawings
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Nov 5, 2014
Request for grant of a European patent
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