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The patent EP2538988 was granted to Decell on Jan 30, 2019. The application was filed on Feb 25, 2011 under application number EP11771666A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| TISSUE REGENIX | Oct 30, 2019 | HGF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | CA2286655 |
| INTERNATIONAL-SEARCH-REPORT | CA2396698 |
| INTERNATIONAL-SEARCH-REPORT | GB2443938 |
| INTERNATIONAL-SEARCH-REPORT | US2004076657 |
| INTERNATIONAL-SEARCH-REPORT | US2008306610 |
| OPPOSITION | GB2443938 |
| OPPOSITION | US2005013870 |
| OPPOSITION | US2008306610 |
| OPPOSITION | US5460962 |
| SEARCH | GB2443938 |
| SEARCH | US2008306610 |
| SEARCH | US6998418 |
| SEARCH | WO2006026325 |
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
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Decision to grant a European patent
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Dec 19, 2018
(Electronic) Receipt
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Dec 19, 2018
Filing of the translations of the claims
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Dec 19, 2018
French translation of claims
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Dec 19, 2018
German translation of the claims
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Dec 19, 2018
Letter accompanying subsequently filed items
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Aug 14, 2018
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Intention to grant (signatures)
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Aug 14, 2018
Text intended for grant (clean copy)
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Aug 14, 2018
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Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Observations by third parties
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Observations by third parties
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Patent document filed by a Third party
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Patent document filed by a Third party
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Mar 20, 2018
(Electronic) Receipt
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Mar 20, 2018
Amended claims with annotations
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Mar 20, 2018
Annex
Search/Exam
Mar 20, 2018
Claims
Search/Exam
Mar 20, 2018
Letter accompanying subsequently filed items
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Feb 14, 2018
Nov 15, 2017
Annex to the communication
Search/Exam
Nov 15, 2017
Communication from the Examining Division
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Nov 8, 2017
Examination started
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Aug 24, 2017
Feb 4, 2015
(Electronic) Receipt
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Feb 4, 2015
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Amended claims with annotations
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Feb 4, 2015
Amendments received before examination
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Feb 4, 2015
Letter accompanying subsequently filed items
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Feb 4, 2015
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Jul 25, 2014
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European search opinion
Search/Exam
Jul 8, 2014
Supplementary European search report
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Jun 27, 2014
Search started
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Apr 25, 2013
(Electronic) Receipt
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Apr 25, 2013
Apr 25, 2013
Amended claims with annotations
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Apr 25, 2013
Amendments received before examination
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Apr 25, 2013
Letter accompanying subsequently filed items
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Dec 5, 2012
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Oct 30, 2012
Letter which had not been notified
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Oct 26, 2012
Oct 19, 2012
(Electronic) Receipt
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Oct 19, 2012
Letter accompanying subsequently filed items
Search/Exam
Oct 19, 2012
Request for correction
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Oct 10, 2012
Communication to designated inventor
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Sep 27, 2012
(Electronic) Receipt
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Sep 27, 2012
Annexes in respect of a client data request
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Sep 27, 2012
Letter accompanying subsequently filed items
Search/Exam
Sep 27, 2012
Sep 19, 2012
(Electronic) Receipt
Search/Exam
Sep 19, 2012
Notification of the recording of a change
Search/Exam
Sep 19, 2012
Notification of the recording of a change
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Sep 19, 2012
Request for entry into the European phase
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Sep 11, 2012
Aug 31, 2012
Information on entry into European phase
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Mar 1, 2012
Copy of the international search report
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Mar 1, 2012
Nov 16, 2011
Oct 27, 2011
Published international application - A2
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