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The patent EP2608805 was granted to Wyeth on Jun 4, 2025. The application was filed on Aug 22, 2011 under application number EP11757949A. 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 |
|---|---|---|---|
| SANOFI PASTEUR | Apr 5, 2018 | CABINET NONY | ADMISSIBLE |
| SANOFI PASTEUR | Apr 5, 2018 | IPSILON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2006257413 |
| DESCRIPTION | US2009202593 |
| DESCRIPTION | WO0018434 |
| INTERNATIONAL-SEARCH-REPORT | US2006257413 |
| INTERNATIONAL-SEARCH-REPORT | US2009035328 |
| INTERNATIONAL-SEARCH-REPORT | US6245892 |
| INTERNATIONAL-SEARCH-REPORT | WO2009050586 |
| INTERNATIONAL-SEARCH-REPORT | WO2009104097 |
| INTERNATIONAL-SEARCH-REPORT | WO2009158142 |
| INTERNATIONAL-SEARCH-REPORT | WO2011161653 |
| OPPOSITION | US2005158334 |
| OPPOSITION | US8398988 |
| OPPOSITION | WO0045841 |
| OPPOSITION | WO03009869 |
| OPPOSITION | WO2004032958 |
| OPPOSITION | WO2005102384 |
| OPPOSITION | WO2007071786 |
| OPPOSITION | WO2007127665 |
| OPPOSITION | WO2010028859 |
| OPPOSITION | WO2010109323 |
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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(Electronic) Receipt
Appeal
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Appeal
Jun 1, 2020
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
May 20, 2020
Apr 8, 2020
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(Electronic) Receipt
Appeal
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Appeal
Nov 19, 2019
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Notice of appeal
Appeal
Nov 15, 2019
(Electronic) Receipt
Appeal
Nov 15, 2019
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Notice of appeal
Appeal
Oct 1, 2019
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OPPO
Sep 20, 2019
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OPPO
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OPPO
Mar 12, 2019
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OPPO
Mar 12, 2019
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OPPO
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OPPO
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OPPO
Mar 12, 2019
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OPPO
Mar 12, 2019
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OPPO
Aug 28, 2018
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Jun 9, 2017
Decision to grant a European patent
Search/Exam
May 25, 2017
(Electronic) Receipt
Search/Exam
May 25, 2017
Filing of the translations of the claims
Search/Exam
May 25, 2017
French translation of claims
Search/Exam
May 25, 2017
German translation of the claims
Search/Exam
Feb 15, 2017
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Intention to grant (signatures)
Search/Exam
Feb 15, 2017
Text intended for grant (clean copy)
Search/Exam
Feb 15, 2017
Sep 20, 2016
(Electronic) Receipt
Search/Exam
Sep 20, 2016
Amended claims with annotations
Search/Exam
Sep 20, 2016
Claims
Search/Exam
Sep 20, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 20, 2016
Jun 27, 2016
Jun 22, 2016
(Electronic) Receipt
Search/Exam
Jun 22, 2016
Mar 11, 2016
Annex to the communication
Search/Exam
Mar 11, 2016
Communication from the Examining Division
Search/Exam
Sep 15, 2014
(Electronic) Receipt
Search/Exam
Sep 15, 2014
Amended claims with annotations
Search/Exam
Sep 15, 2014
Claims
Search/Exam
Sep 15, 2014
Letter accompanying subsequently filed items
Search/Exam
Sep 15, 2014
Jul 3, 2014
Jun 27, 2014
(Electronic) Receipt
Search/Exam
Jun 27, 2014
Mar 6, 2014
Annex to the communication
Search/Exam
Mar 6, 2014
Communication from the Examining Division
Search/Exam
Feb 4, 2014
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Communication to designated inventor
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Apr 4, 2013
Communication to designated inventor
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Apr 4, 2013
Communication to designated inventor
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Mar 13, 2013
(Electronic) Receipt
Search/Exam
Mar 13, 2013
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Amendments received before examination
Search/Exam
Mar 13, 2013
Request for entry into the European phase
Search/Exam
Mar 12, 2013
Jan 4, 2013
Information on entry into European phase
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Jun 5, 2012
May 18, 2012
Copy of the international search report
Search/Exam
May 18, 2012
Mar 22, 2012
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Mar 1, 2012
Published international application - A2
Search/Exam
Sep 15, 2011
Abstract
PCTISA
Sep 15, 2011
Claims
PCTISA
Sep 15, 2011
Description
PCTISA
Sep 15, 2011
Drawings
PCTISA