The patent EP2139986 was granted to Wyeth on Sep 6, 2017. The application was originally filed on Apr 22, 2008 under application number EP08746526A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US5705364 |
| EXAMINATION | WO0036092 |
| INTERNATIONAL-SEARCH-REPORT | WO03083066 |
| OPPOSITION | US2006121569 |
| OPPOSITION | US5705364 |
| OPPOSITION | US7294481 |
| OPPOSITION | WO0036092 |
| OPPOSITION | WO2006026447 |
| OPPOSITION | WO2008109410 |
| OTHER | EP8746526 |
| OTHER | US5705364 |
| OTHER | WO0036092 |
| OTHER | WO03083066 |
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
Get a free citation report including examiner, opposition, and international search citations.
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Date
Description
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(Electronic) Receipt
Appeal
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Authorisation
Appeal
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(Electronic) Receipt
Appeal
Sep 15, 2020
(Electronic) Receipt
Appeal
Sep 15, 2020
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Sep 15, 2020
Reply to appeal
Appeal
Sep 15, 2020
Reply to appeal
Appeal
May 6, 2020
Apr 27, 2020
(Electronic) Receipt
Appeal
Apr 27, 2020
Apr 27, 2020
Apr 14, 2020
(Electronic) Receipt
Appeal
Apr 14, 2020
Apr 14, 2020
Claims
Appeal
Apr 14, 2020
Apr 14, 2020
Mar 2, 2020
Feb 25, 2020
(Electronic) Receipt
Appeal
Feb 25, 2020
Feb 25, 2020
Notice of appeal
Appeal
Feb 21, 2020
Feb 14, 2020
(Electronic) Receipt
Appeal
Feb 14, 2020
Feb 14, 2020
Notice of appeal
Appeal
Feb 14, 2020
Notice of appeal
Appeal
Jan 7, 2020
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Means of redress
OPPO
Dec 18, 2019
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Authorisation
OPPO
Nov 6, 2019
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OPPO
Sep 13, 2019
Claims
OPPO
Sep 13, 2019
Claims
OPPO
Sep 13, 2019
Claims
OPPO
Sep 13, 2019
Claims
OPPO
Sep 13, 2019
Claims
OPPO
Sep 13, 2019
Claims
OPPO
Sep 13, 2019
Claims
OPPO
Sep 13, 2019
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Oct 31, 2018
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Claims
OPPO
Oct 26, 2018
Claims
OPPO
Oct 26, 2018
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Jun 19, 2018
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Jun 14, 2018
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Authorisation
OPPO
Jun 6, 2018
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Sep 7, 2017
Aug 10, 2017
Decision to grant a European patent
Search/Exam
Jul 27, 2017
Jul 27, 2017
Jul 27, 2017
Intention to grant (signatures)
Search/Exam
Jul 27, 2017
Text intended for grant (clean copy)
Search/Exam
Jul 27, 2017
Jun 12, 2017
Jun 2, 2017
(Electronic) Receipt
Search/Exam
Jun 2, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 2, 2017
Jun 1, 2017
(Electronic) Receipt
Search/Exam
Jun 1, 2017
Amended claims with annotations
Search/Exam
Jun 1, 2017
Claims
Search/Exam
Jun 1, 2017
French translation of claims
Search/Exam
Jun 1, 2017
German translation of the claims
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Jun 1, 2017
Mar 10, 2017
Mar 10, 2017
Mar 10, 2017
Intention to grant (signatures)
Search/Exam
Mar 10, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 10, 2017
Feb 14, 2017
(Electronic) Receipt
Search/Exam
Feb 14, 2017
Description
Search/Exam
Feb 14, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 14, 2017
Feb 7, 2017
Annex to the communication
Search/Exam
Feb 7, 2017
Feb 7, 2017
Oct 10, 2016
Decision to allow further processing
Search/Exam
Sep 20, 2016
(Electronic) Receipt
Search/Exam
Sep 20, 2016
Claims
Search/Exam
Sep 20, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 20, 2016
Request for further processing
Search/Exam
Jul 19, 2016
Mar 29, 2016
Mar 18, 2016
(Electronic) Receipt
Search/Exam
Mar 18, 2016
Dec 10, 2015
Annex to the communication
Search/Exam
Dec 10, 2015
Communication from the Examining Division
Search/Exam
Aug 13, 2015
Jul 28, 2015
Observations by third parties
Search/Exam
Dec 15, 2014
Decision to allow further processing
Search/Exam
Dec 5, 2014
(Electronic) Receipt
Search/Exam
Dec 5, 2014
Amended claims with annotations
Search/Exam
Dec 5, 2014
Claims
Search/Exam
Dec 5, 2014
Letter accompanying subsequently filed items
Search/Exam
Dec 5, 2014
Request for further processing
Search/Exam
Oct 6, 2014
Jun 16, 2014
Jun 10, 2014
(Electronic) Receipt
Search/Exam
Jun 10, 2014
Feb 28, 2014
Annex to the communication
Search/Exam
Feb 28, 2014
Communication from the Examining Division
Search/Exam
Feb 4, 2014
Jan 29, 2014
Dec 10, 2013
Dec 10, 2013
Dec 3, 2013
(Electronic) Receipt
Search/Exam
Dec 3, 2013
Letter accompanying subsequently filed items
Search/Exam
Dec 3, 2013
Non-patent literature filed by a third party
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Dec 3, 2013
Observations by third parties
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Dec 3, 2013
Patent document filed by a Third party
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Dec 3, 2013
Patent document filed by a Third party
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Sep 23, 2013
(Electronic) Receipt
Search/Exam
Sep 23, 2013
Amended claims with annotations
Search/Exam
Sep 23, 2013
Claims
Search/Exam
Sep 23, 2013
Letter accompanying subsequently filed items
Search/Exam
Sep 23, 2013
Jul 12, 2013
Jul 8, 2013
(Electronic) Receipt
Search/Exam
Jul 8, 2013
Letter accompanying subsequently filed items
Search/Exam
Jul 8, 2013
Mar 20, 2013
Annex to the communication
Search/Exam
Mar 20, 2013
Communication from the Examining Division
Search/Exam
Jul 10, 2012
Jul 4, 2012
Nov 18, 2011
Submission concerning representation
Search/Exam
Nov 17, 2011
Nov 16, 2011
Submission concerning representation
Search/Exam
Jun 16, 2010
Jun 16, 2010
Jun 2, 2010
(Electronic) Receipt
Search/Exam
Jun 2, 2010
Letter accompanying subsequently filed items
Search/Exam
Jun 2, 2010
May 31, 2010
Dec 9, 2009
Dec 7, 2009
Nov 10, 2009
Nov 4, 2009
Refund of fees
Search/Exam
Oct 22, 2009
Notification of the recording of a change
Search/Exam
Oct 9, 2009
Oct 9, 2009
Matter concerning the application
Search/Exam
Oct 9, 2009
Request for entry into the European phase
Search/Exam
Oct 8, 2009
Oct 8, 2009
Cover sheet for fax transmission
Search/Exam
Oct 8, 2009
Fax request to enter the European phase
Search/Exam
Oct 8, 2009
Matter concerning the application
Search/Exam
Oct 8, 2009
Payment of fees and costs
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Sep 3, 2009
Information on entry into European phase
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Nov 18, 2008
Oct 30, 2008
Copy of the international search report
Search/Exam
Oct 30, 2008
Published international application - A1
Search/Exam
May 2, 2008
Abstract
PCTISA
May 2, 2008
Claims
PCTISA
May 2, 2008
Description
PCTISA
May 2, 2008
Drawings
PCTISA