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The patent EP2898100 was granted to The Chinese University OF Hong Kong on Aug 2, 2023. The application was filed on Sep 20, 2013 under application number EP13838770A. 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 |
|---|---|---|---|
| JAMES POOLE | Aug 22, 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 | WO2011038507 |
| INTERNATIONAL-SEARCH-REPORT | US2011028333 |
| INTERNATIONAL-SEARCH-REPORT | WO2011092592 |
| OPPOSITION | US2005221314 |
| OPPOSITION | US2011028333 |
| OPPOSITION | US2012041683 |
| OPPOSITION | WO2004046332 |
| OPPOSITION | WO2005019477 |
| OPPOSITION | WO2011038507 |
| OPPOSITION | WO2011091046 |
| OPPOSITION | WO2011092592 |
| OPPOSITION | WO2012031329 |
| OPPOSITION | WO2012071621 |
| SEARCH | WO2004046332 |
| SEARCH | WO2011038507 |
| SEARCH | WO2011091046 |
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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Jul 3, 2023
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
Letter accompanying subsequently filed items
Search/Exam
Jun 23, 2023
Apr 14, 2023
Apr 14, 2023
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Feb 9, 2023
Feb 3, 2023
Refund of fees
Search/Exam
Feb 1, 2023
Feb 1, 2023
Jan 31, 2023
Jan 26, 2023
(Electronic) Receipt
Appeal
Jan 26, 2023
Jan 26, 2023
Withdrawal of an appeal
Appeal
Dec 12, 2022
Dec 6, 2022
Aug 16, 2022
Feb 10, 2022
Feb 7, 2022
(Electronic) Receipt
Appeal
Feb 7, 2022
Feb 7, 2022
Nov 25, 2021
Nov 22, 2021
(Electronic) Receipt
Appeal
Nov 22, 2021
Nov 22, 2021
Aug 5, 2021
Aug 5, 2021
Dec 23, 2020
Dec 16, 2020
(Electronic) Receipt
Appeal
Dec 16, 2020
Dec 16, 2020
Reply to appeal
Appeal
Aug 6, 2020
Jul 31, 2020
(Electronic) Receipt
Appeal
Jul 31, 2020
Jul 31, 2020
Jul 31, 2020
Jun 10, 2020
Jun 10, 2020
Jun 2, 2020
(Electronic) Receipt
Appeal
Jun 2, 2020
Jun 2, 2020
Notice of appeal
Appeal
Mar 31, 2020
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Means of redress
OPPO
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Claims
OPPO
Mar 15, 2019
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OPPO
Mar 15, 2019
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OPPO
Mar 15, 2019
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OPPO
Mar 15, 2019
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OPPO
Mar 15, 2019
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OPPO
Mar 15, 2019
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OPPO
Mar 15, 2019
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OPPO
Mar 15, 2019
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OPPO
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OPPO
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OPPO
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Mar 15, 2019
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OPPO
Mar 15, 2019
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Mar 15, 2019
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Mar 15, 2019
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OPPO
Mar 15, 2019
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OPPO
Mar 15, 2019
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Aug 30, 2018
Aug 22, 2018
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Dec 1, 2017
Oct 26, 2017
Decision to grant a European patent
Search/Exam
Oct 16, 2017
Oct 16, 2017
Oct 16, 2017
Intention to grant (signatures)
Search/Exam
Oct 16, 2017
Text intended for grant (clean copy)
Search/Exam
Oct 16, 2017
Sep 29, 2017
Sep 15, 2017
(Electronic) Receipt
Search/Exam
Sep 15, 2017
Description
Search/Exam
Sep 15, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 15, 2017
Jul 25, 2017
Jun 30, 2017
(Electronic) Receipt
Search/Exam
Jun 30, 2017
Claims
Search/Exam
Jun 30, 2017
Description
Search/Exam
Jun 30, 2017
French translation of claims
Search/Exam
Jun 30, 2017
German translation of the claims
Search/Exam
Jun 30, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 30, 2017
Jun 12, 2017
Jun 7, 2017
Jun 6, 2017
Feb 20, 2017
Feb 20, 2017
Feb 20, 2017
Intention to grant (signatures)
Search/Exam
Feb 20, 2017
Text intended for grant (clean copy)
Search/Exam
Feb 20, 2017
Jan 4, 2017
Examination started
Search/Exam
Nov 2, 2016
(Electronic) Receipt
Search/Exam
Nov 2, 2016
Nov 2, 2016
Amended claims with annotations
Search/Exam
Nov 2, 2016
Nov 2, 2016
Amended description with annotations
Search/Exam
Nov 2, 2016
Amendments received before examination
Search/Exam
Nov 2, 2016
Letter accompanying subsequently filed items
Search/Exam
May 11, 2016
Letter concerning the priority
Search/Exam
May 11, 2016
Priority document
Search/Exam
Apr 26, 2016
Apr 8, 2016
Apr 8, 2016
European search opinion
Search/Exam
Apr 8, 2016
Information on Search Strategy
Search/Exam
Apr 8, 2016
Supplementary European search report
Search/Exam
Mar 24, 2016
Search started
Search/Exam
Mar 23, 2016
Invitation to file priority document
Search/Exam
Sep 17, 2015
Reply by International Bureau
Search/Exam
Aug 31, 2015
Enquiry with the International Bureau
Search/Exam
Jul 1, 2015
May 26, 2015
May 20, 2015
May 20, 2015
May 4, 2015
Apr 29, 2015
Communication to designated inventor
Search/Exam
Apr 29, 2015
Communication to designated inventor
Search/Exam
Apr 29, 2015
Communication to designated inventor
Search/Exam
Apr 29, 2015
Communication to designated inventor
Search/Exam
Apr 29, 2015
Communication to designated inventor
Search/Exam
Apr 29, 2015
Communication to designated inventor
Search/Exam
Apr 20, 2015
(Electronic) Receipt
Search/Exam
Apr 20, 2015
Apr 20, 2015
Amended claims with annotations
Search/Exam
Apr 20, 2015
Apr 20, 2015
Amendments received before examination
Search/Exam
Apr 20, 2015
Request for entry into the European phase
Search/Exam
Apr 8, 2015
Jan 30, 2015
Information on entry into European phase
Search/Exam
Mar 27, 2014
Copy of the international search report
Search/Exam
Mar 27, 2014
Published international application - A1
Search/Exam