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The patent EP3354747 was granted to The Chinese University OF Hong Kong on Feb 17, 2021. The application was filed on Sep 20, 2013 under application number EP17202149A. 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 |
|---|---|---|---|
| JAMES POOLE | Nov 17, 2021 | CARPMAELS & RANSFORD | - |
| EUROPEAN OPPOSITIONS | Nov 16, 2021 | LEONARD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20100940992 |
| DESCRIPTION | US2009029377 |
| DESCRIPTION | US2011276277 |
| DESCRIPTION | US6927028 |
| OPPOSITION | EP2380993 |
| OPPOSITION | US2005221314 |
| OPPOSITION | US2009162836 |
| OPPOSITION | US2011028333 |
| OPPOSITION | WO2006128192 |
| OPPOSITION | WO2008155549 |
| OPPOSITION | WO2011038507 |
| OPPOSITION | WO2011150075 |
| OPPOSITION | WO2012031329 |
| OPPOSITION | WO2014043763 |
| SEARCH | EP2380993 |
| SEARCH | WO2011038507 |
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.
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Document concerning representation
Search/Exam
Mar 1, 2021
Jan 21, 2021
Decision to grant a European patent
Search/Exam
Jan 11, 2021
(Electronic) Receipt
Search/Exam
Jan 11, 2021
Filing of the translations of the claims
Search/Exam
Jan 11, 2021
French translation of claims
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German translation of the claims
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Jan 11, 2021
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Sep 4, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 4, 2020
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(Electronic) Receipt
Search/Exam
Aug 6, 2020
Claims
Search/Exam
Aug 6, 2020
Description
Search/Exam
Aug 6, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 6, 2020
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(Electronic) Receipt
Search/Exam
Aug 4, 2020
Amended claims with annotations
Search/Exam
Aug 4, 2020
Amended description with annotations
Search/Exam
Aug 4, 2020
Claims
Search/Exam
Aug 4, 2020
Description
Search/Exam
Aug 4, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 4, 2020
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Intention to grant (signatures)
Search/Exam
Mar 27, 2020
Text intended for grant (clean copy)
Search/Exam
Mar 27, 2020
Feb 11, 2020
(Electronic) Receipt
Search/Exam
Feb 11, 2020
Amended claims with annotations
Search/Exam
Feb 11, 2020
Amended description with annotations
Search/Exam
Feb 11, 2020
Claims
Search/Exam
Feb 11, 2020
Description
Search/Exam
Feb 11, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 11, 2020
Dec 17, 2019
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(Electronic) Receipt
Search/Exam
Dec 11, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 11, 2019
Aug 8, 2019
Annex to the communication
Search/Exam
Aug 8, 2019
Communication from the Examining Division
Search/Exam
Aug 1, 2019
Examination started
Search/Exam
Feb 1, 2019
(Electronic) Receipt
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Feb 1, 2019
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Amended claims with annotations
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Feb 1, 2019
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Amended description with annotations
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Feb 1, 2019
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Feb 1, 2019
Letter accompanying subsequently filed items
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Aug 6, 2018
Jul 4, 2018
Notification of forthcoming publication
Search/Exam
Apr 25, 2018
Refund of fees
Search/Exam
Apr 18, 2018
Apr 18, 2018
European search opinion
Search/Exam
Apr 18, 2018
European search report
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Apr 18, 2018
Information on Search Strategy
Search/Exam
Apr 9, 2018
Search started
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Mar 22, 2018
Notice on debiting of fees
Search/Exam
Jan 26, 2018
(Electronic) Receipt
Search/Exam
Jan 26, 2018
Amended claims with annotations
Search/Exam
Jan 26, 2018
Claims
Search/Exam
Jan 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 26, 2018
Matter concerning the application
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Jan 9, 2018
Communication to designated inventor
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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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Communication to designated inventor
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Communication to designated inventor
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Nov 29, 2017
Invitation to file claims
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Nov 16, 2017
Abstract
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Nov 16, 2017
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Description
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Nov 16, 2017
Designation of inventor
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Nov 16, 2017
Drawings
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Nov 16, 2017
Letter concerning search matters
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Nov 16, 2017
Request for grant of a European patent
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May 11, 2016
Priority document
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May 20, 2015
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