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The patent EP3245182 was granted to Avantium Knowledge Centre on Oct 23, 2019. The application was filed on Jan 13, 2016 under application number EP16715353A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| ELKINGTON AND FIFE | Jul 23, 2020 | ELKINGTON AND FIFE | ADMISSIBLE |
| HOFFMANN EITLE | Jul 23, 2020 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2011312488 |
| DESCRIPTION | US7960594 |
| DESCRIPTION | US8410319 |
| DESCRIPTION | WO2014161852 |
| EXAMINATION | WO2015154258 |
| EXAMINATION | WO2015179302 |
| INTERNATIONAL-SEARCH-REPORT | CN102731255 |
| INTERNATIONAL-SEARCH-REPORT | US2011313209 |
| OPPOSITION | CN102643165B |
| OPPOSITION | CN102675045 |
| OPPOSITION | CN102731255 |
| OPPOSITION | US2011313209 |
| OPPOSITION | US4321414 |
| OPPOSITION | WO2012174087 |
| OPPOSITION | WO2014161852 |
| OPPOSITION | WO2015028398 |
| OPPOSITION | WO2015179302 |
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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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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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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Appeal
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Appeal
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Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
Aug 12, 2022
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Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Nov 4, 2019
Sep 26, 2019
Decision to grant a European patent
Search/Exam
Aug 15, 2019
(Electronic) Receipt
Search/Exam
Aug 15, 2019
Filing of the translations of the claims
Search/Exam
Aug 15, 2019
French translation of claims
Search/Exam
Aug 15, 2019
German translation of the claims
Search/Exam
Aug 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 26, 2019
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Jul 26, 2019
Intention to grant (signatures)
Search/Exam
Jul 26, 2019
Text intended for grant (clean copy)
Search/Exam
Jul 26, 2019
Jul 5, 2019
(Electronic) Receipt
Search/Exam
Jul 5, 2019
Amended description with annotations
Search/Exam
Jul 5, 2019
Description
Search/Exam
Jul 5, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 5, 2019
May 13, 2019
May 13, 2019
May 13, 2019
Intention to grant (signatures)
Search/Exam
May 13, 2019
Text intended for grant (clean copy)
Search/Exam
May 13, 2019
Apr 29, 2019
Apr 29, 2019
Apr 19, 2019
(Electronic) Receipt
Search/Exam
Apr 19, 2019
General authorisation
Search/Exam
Apr 19, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 19, 2019
Submission concerning representation
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Apr 15, 2019
Examination started
Search/Exam
Mar 8, 2018
(Electronic) Receipt
Search/Exam
Mar 8, 2018
Mar 8, 2018
Amended claims with annotations
Search/Exam
Mar 8, 2018
Amendments received before examination
Search/Exam
Mar 8, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 25, 2017
Sep 1, 2017
Aug 30, 2017
Communication to designated inventor
Search/Exam
Aug 30, 2017
Communication to designated inventor
Search/Exam
Aug 25, 2017
Priority search results copy provided by EPO
Search/Exam
Aug 4, 2017
(Electronic) Receipt
Search/Exam
Aug 4, 2017
Request for entry into the European phase
Search/Exam
Aug 1, 2017
May 29, 2017
Information on entry into European phase
Search/Exam
Aug 8, 2016
Jul 21, 2016
Copy of the international search report
Search/Exam
Jul 21, 2016
Published international application - A1
Search/Exam
Jun 3, 2016
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