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The patent EP2616876 was granted to The Hong Kong Polytechnic University on Jun 23, 2021. The application was filed on Sep 13, 2010 under application number EP10857121A. 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 |
|---|---|---|---|
| DE CLERCQ & PARTNERS | Mar 22, 2022 | DE CLERCQ & PARTNERS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | CA2263635 |
| INTERNATIONAL-SEARCH-REPORT | CN101467092 |
| INTERNATIONAL-SEARCH-REPORT | CN101688983 |
| INTERNATIONAL-SEARCH-REPORT | CN1909860 |
| INTERNATIONAL-SEARCH-REPORT | US2003058407 |
| INTERNATIONAL-SEARCH-REPORT | US2006082729 |
| OPPOSITION | CA1326389 |
| OPPOSITION | EP1967892 |
| OPPOSITION | US2005068494 |
| OPPOSITION | US2010036489 |
| OPPOSITION | US2010085536 |
| OPPOSITION | US4890913 |
| OPPOSITION | US5835192 |
| OPPOSITION | US6030077 |
| OPPOSITION | US6045578 |
| OPPOSITION | WO2006034652 |
| OPPOSITION | WO2007041796 |
| OPPOSITION | WO9109336 |
| SEARCH | EP1967892 |
| SEARCH | US2005068494 |
| SEARCH | US2010036489 |
| SEARCH | WO2007041796 |
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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Appeal
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Reply to appeal
Appeal
Mar 12, 2024
Refund of fees
Search/Exam
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Withdrawal of an appeal
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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OPPO
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Decision to grant a European patent
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May 18, 2021
(Electronic) Receipt
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May 18, 2021
Letter accompanying subsequently filed items
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May 17, 2021
Filing of the translations of the claims
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May 17, 2021
French translation of claims
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May 17, 2021
German translation of the claims
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Mar 1, 2021
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Intention to grant (signatures)
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Mar 1, 2021
Text intended for grant (clean copy)
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Mar 1, 2021
Feb 11, 2021
Annex to a communication
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Feb 11, 2021
Annex to the communication
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Feb 11, 2021
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Feb 4, 2021
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Advice of delivery
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Jan 15, 2021
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Amended claims with annotations
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Dec 18, 2020
Amended claims with annotations
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Dec 18, 2020
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Dec 18, 2020
Sep 9, 2020
(Electronic) Receipt
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Sep 9, 2020
Letter accompanying subsequently filed items
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Aug 12, 2020
Advice of delivery
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Aug 6, 2020
Acknowledgement of a document
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Aug 6, 2020
Annex to the communication
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Aug 6, 2020
Summons to attend oral proceedings
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May 26, 2020
May 18, 2020
Observations by third parties
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Jan 3, 2020
Amended claims with annotations
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Jan 3, 2020
Claims
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Jan 3, 2020
Nov 22, 2019
(Electronic) Receipt
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Nov 22, 2019
Letter accompanying subsequently filed items
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Nov 5, 2019
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Annex to the communication
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Jun 25, 2019
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Amended claims with annotations
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May 14, 2019
Claims
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May 14, 2019
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Intention to grant (signatures)
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Jan 4, 2019
Text intended for grant (clean copy)
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Jan 4, 2019
Nov 15, 2018
Advice of delivery
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Nov 12, 2018
Advice of delivery
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Nov 9, 2018
Acknowledgement of a document
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Nov 9, 2018
Nov 8, 2018
Advice of delivery
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Oct 31, 2018
(Electronic) Receipt
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Oct 31, 2018
Amended claims with annotations
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Oct 31, 2018
Amended claims with annotations
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Oct 31, 2018
Amended claims with annotations
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Oct 31, 2018
Claims
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Oct 31, 2018
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Oct 31, 2018
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Oct 31, 2018
Letter accompanying subsequently filed items
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Oct 31, 2018
Letter dealing with oral proceedings
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Oct 31, 2018
Letter dealing with oral proceedings
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Oct 24, 2018
Annex to the communication
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Oct 24, 2018
Consultation by telephone/in person
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Oct 24, 2018
Oct 12, 2018
Amended claims with annotations
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Oct 12, 2018
Amended claims with annotations
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Oct 12, 2018
Amended claims with annotations
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Oct 12, 2018
Oct 4, 2018
Annex to the communication
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Oct 4, 2018
Consultation by telephone/in person
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Oct 4, 2018
Mar 5, 2018
Advice of delivery
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Feb 27, 2018
Acknowledgement of a document
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Feb 27, 2018
Annex to the communication
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Feb 27, 2018
Preparation for oral proceedings
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Feb 27, 2018
Summons to attend oral proceedings
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Dec 27, 2017
Amended claims with annotations
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Dec 27, 2017
Claims
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Dec 27, 2017
Dec 20, 2017
Amended claims with annotations
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Dec 20, 2017
Claims
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Dec 20, 2017
Dec 4, 2017
Annex to the communication
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Dec 4, 2017
Consultation by telephone/in person
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Dec 4, 2017
Jul 10, 2017
Amended claims with annotations
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Jul 10, 2017
Claims
Search/Exam
Jul 10, 2017
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Amended claims with annotations
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Jul 7, 2017
Claims
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Jul 7, 2017
Mar 9, 2017
Annex to the communication
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Mar 9, 2017
Communication from the Examining Division
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Mar 3, 2017
Examination started
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Jul 21, 2016
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Sep 21, 2015
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Amended claims with annotations
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Sep 21, 2015
Amendments received before examination
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Sep 15, 2015
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Amended claims with annotations
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Sep 15, 2015
Amendments received before examination
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Mar 17, 2015
Feb 27, 2015
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European search opinion
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Feb 27, 2015
Supplementary European search report
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Feb 16, 2015
Search started
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Nov 2, 2013
Letter concerning fees and payments
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Oct 31, 2013
Oct 31, 2013
Amendments received before examination
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Jun 26, 2013
May 2, 2013
Apr 26, 2013
Communication to designated inventor
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Apr 26, 2013
Communication to designated inventor
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Apr 26, 2013
Communication to designated inventor
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Apr 15, 2013
(Electronic) Receipt
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Apr 15, 2013
Request for entry into the European phase
Search/Exam
Apr 3, 2013
Jan 25, 2013
Information on entry into European phase
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Mar 22, 2012
Copy of the international search report
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Mar 22, 2012
Published international application - A1
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