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The patent EP2823062 was granted to The Chinese University OF Hong Kong on Jan 3, 2018. The application was filed on Mar 8, 2013 under application number EP13757943A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| JAMES POOLE | Oct 4, 2018 | CARPMAELS & RANSFORD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2011105353 |
| INTERNATIONAL-SEARCH-REPORT | WO2009019455 |
| INTERNATIONAL-SEARCH-REPORT | WO2011054936 |
| INTERNATIONAL-SEARCH-REPORT | WO2012071621 |
| OPPOSITION | EP2426217 |
| OPPOSITION | US2011171741 |
| OPPOSITION | WO2009019455 |
| OPPOSITION | WO2010112316 |
| OPPOSITION | WO2011054936 |
| OPPOSITION | WO2011090556 |
| OPPOSITION | WO2012071621 |
| SEARCH | EP2426217 |
| SEARCH | WO2010112316 |
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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Means of redress
OPPO
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Description
OPPO
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
May 26, 2023
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(Electronic) Receipt
Appeal
May 8, 2023
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(Electronic) Receipt
Appeal
Apr 27, 2023
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Mar 8, 2023
(Electronic) Receipt
Appeal
Mar 8, 2023
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Sep 8, 2022
Aug 17, 2022
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Jan 13, 2022
(Electronic) Receipt
Appeal
Jan 13, 2022
Jan 13, 2022
May 25, 2021
Mar 2, 2021
Feb 25, 2021
(Electronic) Receipt
Appeal
Feb 25, 2021
Feb 25, 2021
Reply to appeal
Appeal
Oct 15, 2020
Oct 8, 2020
(Electronic) Receipt
Appeal
Oct 8, 2020
Oct 8, 2020
Oct 8, 2020
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Aug 17, 2020
Aug 17, 2020
Aug 10, 2020
(Electronic) Receipt
Appeal
Aug 10, 2020
Aug 10, 2020
Notice of appeal
Appeal
Jun 11, 2020
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May 29, 2020
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OPPO
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Jan 26, 2018
Dec 7, 2017
Decision to grant a European patent
Search/Exam
Nov 20, 2017
(Electronic) Receipt
Search/Exam
Nov 20, 2017
Filing of the translations of the claims
Search/Exam
Nov 20, 2017
French translation of claims
Search/Exam
Nov 20, 2017
German translation of the claims
Search/Exam
Nov 20, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 14, 2017
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Intention to grant (signatures)
Search/Exam
Jul 14, 2017
Text intended for grant (clean copy)
Search/Exam
Jul 14, 2017
Jun 12, 2017
Jun 7, 2017
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May 24, 2017
(Electronic) Receipt
Search/Exam
May 24, 2017
Amended claims with annotations
Search/Exam
May 24, 2017
Amended description with annotations
Search/Exam
May 24, 2017
Claims
Search/Exam
May 24, 2017
Description
Search/Exam
May 24, 2017
Letter accompanying subsequently filed items
Search/Exam
May 24, 2017
Jan 18, 2017
Annex to the communication
Search/Exam
Jan 18, 2017
Communication from the Examining Division
Search/Exam
Jan 5, 2017
(Electronic) Receipt
Search/Exam
Jan 5, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 5, 2017
Sep 9, 2016
Annex to the communication
Search/Exam
Sep 9, 2016
Communication from the Examining Division
Search/Exam
Mar 21, 2016
(Electronic) Receipt
Search/Exam
Mar 21, 2016
Mar 21, 2016
Amended claims with annotations
Search/Exam
Mar 21, 2016
Amendments received before examination
Search/Exam
Mar 21, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 24, 2015
Sep 7, 2015
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European search opinion
Search/Exam
Sep 7, 2015
Supplementary European search report
Search/Exam
Aug 25, 2015
Search started
Search/Exam
Mar 2, 2015
Communication to designated inventor
Search/Exam
Feb 23, 2015
(Electronic) Receipt
Search/Exam
Feb 23, 2015
Letter accompanying subsequently filed items
Search/Exam
Feb 23, 2015
Letter concerning the inventor
Search/Exam
Jan 30, 2015
Jan 15, 2015
Letter which had not been notified
Search/Exam
Dec 17, 2014
Oct 23, 2014
Oct 21, 2014
Communication to designated inventor
Search/Exam
Oct 21, 2014
Communication to designated inventor
Search/Exam
Oct 21, 2014
Communication to designated inventor
Search/Exam
Oct 21, 2014
Communication to designated inventor
Search/Exam
Oct 21, 2014
Communication to designated inventor
Search/Exam
Oct 21, 2014
Communication to designated inventor
Search/Exam
Oct 7, 2014
(Electronic) Receipt
Search/Exam
Oct 7, 2014
Oct 7, 2014
Amended claims with annotations
Search/Exam
Oct 7, 2014
Matter concerning the application
Search/Exam
Oct 7, 2014
Request for entry into the European phase
Search/Exam
Sep 22, 2014
Jul 16, 2014
Information on entry into European phase
Search/Exam
Nov 21, 2013
Oct 15, 2013
Oct 1, 2013
Oct 1, 2013
Sep 12, 2013
Copy of the international search report
Search/Exam
Sep 12, 2013
Sep 12, 2013
Published international application - A1
Search/Exam