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The patent EP2671065 was granted to Cytonomest on Jul 10, 2019. The application was filed on Jan 31, 2012 under application number EP12704972A. 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 |
|---|---|---|---|
| BLUM | May 4, 2020 | GODEMEYER BLUM LENZE PATENTANWALTE PARTNERSCHAFT MBB WERKPATENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2011221892 |
| DESCRIPTION | US5135759 |
| DESCRIPTION | US6263745 |
| DESCRIPTION | US6784768 |
| DESCRIPTION | US6819411 |
| DESCRIPTION | US7208265 |
| DESCRIPTION | US7758811 |
| DESCRIPTION | WO0128700 |
| DESCRIPTION | WO0129538 |
| DESCRIPTION | WO2004088283 |
| INTERNATIONAL-SEARCH-REPORT | US2006263829 |
| INTERNATIONAL-SEARCH-REPORT | US2007195310 |
| INTERNATIONAL-SEARCH-REPORT | US2009248317 |
| INTERNATIONAL-SEARCH-REPORT | US5831723 |
| INTERNATIONAL-SEARCH-REPORT | US6372506 |
| OPPOSITION | US2006263829 |
| OPPOSITION | US2007195310 |
| OPPOSITION | US2008255705 |
| OPPOSITION | US2009248317 |
| OPPOSITION | US5831723 |
| OPPOSITION | US6372506 |
| OPPOSITION | US7345758 |
| OPPOSITION | WO2009149930 |
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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Description
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Appeal
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Appeal
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Appeal
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(Electronic) Receipt
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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OPPO
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OPPO
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OPPO
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Description
OPPO
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Description
OPPO
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Jul 22, 2019
Jun 14, 2019
Decision to grant a European patent
Search/Exam
Jun 6, 2019
Change to the inventor details
Search/Exam
May 30, 2019
(Electronic) Receipt
Search/Exam
May 30, 2019
Filing of the translations of the claims
Search/Exam
May 30, 2019
French translation of claims
Search/Exam
May 30, 2019
German translation of the claims
Search/Exam
May 30, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 24, 2019
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Jan 24, 2019
Intention to grant (signatures)
Search/Exam
Jan 24, 2019
Text intended for grant (clean copy)
Search/Exam
Jan 24, 2019
Aug 9, 2018
(Electronic) Receipt
Search/Exam
Aug 9, 2018
Amended claims with annotations
Search/Exam
Aug 9, 2018
Amended description with annotations
Search/Exam
Aug 9, 2018
Claims
Search/Exam
Aug 9, 2018
Description
Search/Exam
Aug 9, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 9, 2018
Jun 5, 2018
May 30, 2018
Annex to the communication
Search/Exam
May 30, 2018
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May 29, 2018
Feb 9, 2018
(Electronic) Receipt
Search/Exam
Feb 9, 2018
Amended claims with annotations
Search/Exam
Feb 9, 2018
Claims
Search/Exam
Feb 9, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 9, 2018
Dec 12, 2017
Dec 7, 2017
(Electronic) Receipt
Search/Exam
Dec 7, 2017
Jul 31, 2017
Annex to the communication
Search/Exam
Jul 31, 2017
Communication from the Examining Division
Search/Exam
Apr 24, 2017
(Electronic) Receipt
Search/Exam
Apr 24, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2017
Feb 17, 2017
Feb 14, 2017
(Electronic) Receipt
Search/Exam
Feb 14, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 14, 2017
Oct 17, 2016
Annex to the communication
Search/Exam
Oct 17, 2016
Communication from the Examining Division
Search/Exam
Oct 4, 2016
Examination started
Search/Exam
Sep 21, 2016
(Electronic) Receipt
Search/Exam
Sep 21, 2016
Sep 21, 2016
Letter accompanying subsequently filed items
Search/Exam
Aug 6, 2015
Jul 30, 2015
(Electronic) Receipt
Search/Exam
Jul 30, 2015
Jul 30, 2015
Letter accompanying subsequently filed items
Search/Exam
Apr 14, 2014
(Electronic) Receipt
Search/Exam
Apr 14, 2014
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Amended claims with annotations
Search/Exam
Apr 14, 2014
Amendments received before examination
Search/Exam
Apr 14, 2014
Letter accompanying subsequently filed items
Search/Exam
Feb 13, 2014
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Authorisation
Search/Exam
Jan 21, 2014
Letter accompanying subsequently filed items
Search/Exam
Jan 21, 2014
Jan 9, 2014
Nov 13, 2013
Oct 4, 2013
Sep 26, 2013
Letter which had not been notified
Search/Exam
Sep 26, 2013
Letter which had not been notified
Search/Exam
Sep 26, 2013
Letter which had not been notified
Search/Exam
Sep 11, 2013
Communication to designated inventor
Search/Exam
Sep 11, 2013
Communication to designated inventor
Search/Exam
Sep 11, 2013
Communication to designated inventor
Search/Exam
Sep 11, 2013
Communication to designated inventor
Search/Exam
Sep 2, 2013
(Electronic) Receipt
Search/Exam
Sep 2, 2013
Annex
Search/Exam
Sep 2, 2013
Request for entry into the European phase
Search/Exam
Aug 20, 2013
Jun 14, 2013
Information on entry into European phase
Search/Exam
Feb 26, 2013
Notification of the recording of a change
Search/Exam
Oct 15, 2012
Notification of the recording of a change
Search/Exam
Aug 29, 2012
Aug 9, 2012
Copy of the international search report
Search/Exam
Aug 9, 2012
Published international application - A1
Search/Exam
Apr 26, 2012
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