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The patent EP2744780 was granted to Stamicarbon on Feb 22, 2017. The application was filed on Aug 17, 2012 under application number EP12750881A. 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 |
|---|---|---|---|
| TOYO ENGINEERING | Nov 20, 2017 | HERING | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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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Jan 27, 2020
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Means of redress
OPPO
Oct 10, 2019
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Claims
OPPO
Jun 28, 2019
Claims
OPPO
Jun 28, 2019
Claims
OPPO
Jun 28, 2019
Claims
OPPO
Jun 28, 2019
Claims
OPPO
Jun 28, 2019
Claims
OPPO
Jun 28, 2019
Jun 28, 2019
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Claims
OPPO
Sep 3, 2018
Claims
OPPO
Sep 3, 2018
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General enquiry
OPPO
Feb 19, 2018
Feb 15, 2018
Dec 7, 2017
Nov 20, 2017
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Feb 23, 2017
Jan 26, 2017
Decision to grant a European patent
Search/Exam
Jan 5, 2017
Jan 4, 2017
(Electronic) Receipt
Search/Exam
Jan 4, 2017
Filing of the translations of the claims
Search/Exam
Jan 4, 2017
French translation of claims
Search/Exam
Jan 4, 2017
German translation of the claims
Search/Exam
Dec 2, 2016
Nov 29, 2016
Nov 16, 2016
Non-patent literature filed by a third party
Search/Exam
Nov 16, 2016
Non-patent literature filed by a third party
Search/Exam
Nov 16, 2016
Observations by third parties
Search/Exam
Nov 16, 2016
Patent document filed by a Third party
Search/Exam
Sep 27, 2016
Sep 27, 2016
Sep 27, 2016
Intention to grant (signatures)
Search/Exam
Sep 27, 2016
Text intended for grant (clean copy)
Search/Exam
Sep 27, 2016
Jun 28, 2016
(Electronic) Receipt
Search/Exam
Jun 28, 2016
Amended claims with annotations
Search/Exam
Jun 28, 2016
Claims
Search/Exam
Jun 28, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 28, 2016
Jun 27, 2016
(Electronic) Receipt
Search/Exam
Jun 27, 2016
Amended claims with annotations
Search/Exam
Jun 27, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 27, 2016
Feb 24, 2016
Annex to a communication
Search/Exam
Feb 24, 2016
Annex to the communication
Search/Exam
Feb 24, 2016
Communication from the Examining Division
Search/Exam
Feb 15, 2016
Examination started
Search/Exam
Oct 8, 2015
Sep 29, 2015
Jun 24, 2015
Jun 15, 2015
Non-patent literature filed by a third party
Search/Exam
Jun 15, 2015
Non-patent literature filed by a third party
Search/Exam
Jun 15, 2015
Patent document filed by a Third party
Search/Exam
Sep 29, 2014
(Electronic) Receipt
Search/Exam
Sep 29, 2014
Sep 29, 2014
Amended claims with annotations
Search/Exam
Sep 29, 2014
Amendments received before examination
Search/Exam
Sep 29, 2014
Letter accompanying subsequently filed items
Search/Exam
May 28, 2014
Apr 1, 2014
Mar 25, 2014
Priority search results copy provided by EPO
Search/Exam
Mar 21, 2014
Communication to designated inventor
Search/Exam
Mar 4, 2014
(Electronic) Receipt
Search/Exam
Mar 4, 2014
Request for entry into the European phase
Search/Exam
Mar 3, 2014
Jan 7, 2014
Information on entry into European phase
Search/Exam
Oct 1, 2013
Notification of the recording of a change
Search/Exam
Jul 30, 2013
Notification of the recording of a change
Search/Exam
Jul 11, 2013
Jun 14, 2013
Notification of the recording of a change
Search/Exam
Mar 12, 2013
Feb 21, 2013
Copy of the international search report
Search/Exam
Feb 21, 2013
Published international application - A1
Search/Exam
Oct 30, 2012
Oct 30, 2012
Oct 30, 2012
Aug 17, 2012
Abstract
PCTISA
Aug 17, 2012
Claims
PCTISA
Aug 17, 2012
Description
PCTISA
Aug 17, 2012
Drawings
PCTISA