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The patent EP2258346 was granted to Abbott on Sep 27, 2017. The application was filed on Aug 23, 2004 under application number EP10181268A. 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 |
|---|---|---|---|
| F HOFFMANN LA ROCHE | Jun 26, 2018 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US5542206 |
| DESCRIPTION | US5648497 |
| DESCRIPTION | US5914332 |
| EXAMINATION | WO03080120 |
| OPPOSITION | EP1027886 |
| OPPOSITION | US6599528 |
| OPPOSITION | WO0134119 |
| OPPOSITION | WO2005039551 |
| OTHER | US6599528 |
| SEARCH | US6027747 |
| SEARCH | WO0134119 |
| SEARCH | WO2004032903 |
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
Description
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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Oct 5, 2017
Aug 31, 2017
Decision to grant a European patent
Search/Exam
Aug 14, 2017
(Electronic) Receipt
Search/Exam
Aug 14, 2017
Filing of the translations of the claims
Search/Exam
Aug 14, 2017
French translation of claims
Search/Exam
Aug 14, 2017
German translation of the claims
Search/Exam
Aug 14, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 22, 2017
Jun 22, 2017
Jun 22, 2017
Intention to grant (signatures)
Search/Exam
Jun 22, 2017
Text intended for grant (clean copy)
Search/Exam
Jun 22, 2017
Sep 19, 2016
Decision to allow further processing
Search/Exam
Sep 7, 2016
(Electronic) Receipt
Search/Exam
Sep 7, 2016
Amended claims with annotations
Search/Exam
Sep 7, 2016
Amended description with annotations
Search/Exam
Sep 7, 2016
Claims
Search/Exam
Sep 7, 2016
Description
Search/Exam
Sep 7, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 7, 2016
Sep 7, 2016
Request for further processing
Search/Exam
Jun 27, 2016
Feb 26, 2016
Feb 22, 2016
(Electronic) Receipt
Search/Exam
Feb 22, 2016
Letter accompanying subsequently filed items
Search/Exam
Feb 22, 2016
Jan 19, 2016
(Electronic) Receipt
Search/Exam
Jan 19, 2016
Annexes in respect of a client data request
Search/Exam
Jan 19, 2016
Letter accompanying subsequently filed items
Search/Exam
Jan 19, 2016
Jan 11, 2016
Jan 11, 2016
Dec 23, 2015
(Electronic) Receipt
Search/Exam
Dec 23, 2015
Letter accompanying subsequently filed items
Search/Exam
Dec 23, 2015
Oct 28, 2015
Annex to the communication
Search/Exam
Oct 28, 2015
Communication from the Examining Division
Search/Exam
May 16, 2014
Submission concerning representation
Search/Exam
May 8, 2013
Apr 29, 2013
Payment of fees and costs
Search/Exam
Apr 29, 2013
Dec 5, 2012
Decision to allow further processing
Search/Exam
Nov 16, 2012
Claims
Search/Exam
Nov 16, 2012
Nov 16, 2012
Payment of fees and costs
Search/Exam
Nov 16, 2012
Nov 16, 2012
Request for further processing
Search/Exam
Sep 6, 2012
Sep 4, 2012
Aug 21, 2012
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Observations by third parties
Search/Exam
Aug 21, 2012
Observations by third parties
Search/Exam
Aug 21, 2012
Jun 4, 2012
May 30, 2012
May 29, 2012
Jan 16, 2012
Annex to the communication
Search/Exam
Jan 16, 2012
Communication from the Examining Division
Search/Exam
Dec 9, 2011
Decision to allow further processing
Search/Exam
Nov 4, 2011
Nov 4, 2011
Amendments received before examination
Search/Exam
Aug 25, 2011
Jul 19, 2011
Feb 21, 2011
Feb 4, 2011
Letter concerning the inventor
Search/Exam
Jan 24, 2011
Jan 12, 2011
Refund of fees
Search/Exam
Jan 12, 2011
Refund of fees
Search/Exam
Jan 12, 2011
Refund of fees
Search/Exam
Dec 17, 2010
Dec 17, 2010
European search opinion
Search/Exam
Dec 17, 2010
European search report
Search/Exam
Dec 17, 2010
Dec 17, 2010
Dec 10, 2010
Dec 10, 2010
Dec 10, 2010
Letter which had not been notified
Search/Exam
Dec 9, 2010
Letter which had not been notified
Search/Exam
Dec 3, 2010
Letter which had not been notified
Search/Exam
Dec 3, 2010
Letter which had not been notified
Search/Exam
Nov 10, 2010
Notification of forthcoming publication
Search/Exam
Oct 7, 2010
Sep 28, 2010
Abstract
Search/Exam
Sep 28, 2010
Sep 28, 2010
Claims
Search/Exam
Sep 28, 2010
Description
Search/Exam
Sep 28, 2010
Designation of inventor
Search/Exam
Sep 28, 2010
Designation of inventor
Search/Exam
Sep 28, 2010
Designation of inventor
Search/Exam
Sep 28, 2010
Designation of inventor
Search/Exam
Sep 28, 2010
Designation of inventor
Search/Exam
Sep 28, 2010
Designation of inventor
Search/Exam
Sep 28, 2010
Designation of inventor
Search/Exam
Sep 28, 2010
Request for grant of a European patent
Search/Exam
May 23, 2005