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The patent EP2772500 was granted to Bayer Healthcare on Dec 25, 2019. The application was filed on Nov 14, 2005 under application number EP14165736A. 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 |
|---|---|---|---|
| MARKS & CLERK | Dec 27, 2019 | MARKS & CLERK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US4970300 |
| DESCRIPTION | US6048720 |
| DESCRIPTION | US6136599 |
| DESCRIPTION | WO2004075923 |
| DESCRIPTION | WO9012874 |
| DESCRIPTION | WO9415625 |
| OPPOSITION | EP0922446 |
| OPPOSITION | WO0042175 |
| OPPOSITION | WO2004075923 |
| OPPOSITION | WO9012874 |
| OPPOSITION | WO9903887 |
| SEARCH | US6753165 |
| SEARCH | WO2004075923 |
| SEARCH | WO9415625 |
| SEARCH | WO9711957 |
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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Authorisation
OPPO
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Dec 6, 2019
Nov 28, 2019
Decision to grant a European patent
Search/Exam
Nov 27, 2019
Observations by third parties
Search/Exam
Nov 12, 2019
Nov 11, 2019
Nov 6, 2019
Observations by third parties
Search/Exam
Oct 17, 2019
Oct 15, 2019
Oct 8, 2019
Observations by third parties
Search/Exam
Sep 26, 2019
(Electronic) Receipt
Search/Exam
Sep 26, 2019
Filing of the translations of the claims
Search/Exam
Sep 26, 2019
French translation of claims
Search/Exam
Sep 26, 2019
German translation of the claims
Search/Exam
Aug 26, 2019
Aug 19, 2019
Non-patent literature filed by a third party
Search/Exam
Aug 19, 2019
Observations by third parties
Search/Exam
May 22, 2019
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May 22, 2019
Intention to grant (signatures)
Search/Exam
May 22, 2019
Text intended for grant (clean copy)
Search/Exam
May 22, 2019
Text intended for grant (sequence listing)
Search/Exam
May 22, 2019
Jan 7, 2019
(Electronic) Receipt
Search/Exam
Jan 7, 2019
Abstract
Search/Exam
Jan 7, 2019
Abstract
Search/Exam
Jan 7, 2019
Amended description with annotations
Search/Exam
Jan 7, 2019
Description
Search/Exam
Jan 7, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 7, 2019
Sep 6, 2018
Annex to the communication
Search/Exam
Sep 6, 2018
Communication from the Examining Division
Search/Exam
Dec 6, 2017
(Electronic) Receipt
Search/Exam
Dec 6, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 6, 2017
Aug 11, 2017
Annex to the communication
Search/Exam
Aug 11, 2017
Communication from the Examining Division
Search/Exam
Apr 21, 2017
(Electronic) Receipt
Search/Exam
Apr 21, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 21, 2017
Mar 20, 2017
Mar 10, 2017
(Electronic) Receipt
Search/Exam
Mar 10, 2017
Oct 31, 2016
Annex to the communication
Search/Exam
Oct 31, 2016
Communication from the Examining Division
Search/Exam
May 18, 2016
(Electronic) Receipt
Search/Exam
May 18, 2016
Amended claims with annotations
Search/Exam
May 18, 2016
Claims
Search/Exam
May 18, 2016
Letter accompanying subsequently filed items
Search/Exam
May 18, 2016
Feb 9, 2016
Annex to the communication
Search/Exam
Feb 9, 2016
Communication from the Examining Division
Search/Exam
Feb 3, 2016
Examination started
Search/Exam
Dec 16, 2015
Refund of fees
Search/Exam
Apr 2, 2015
(Electronic) Receipt
Search/Exam
Apr 2, 2015
Matter concerning the application
Search/Exam
Mar 25, 2015
Decision to allow further processing
Search/Exam
Mar 19, 2015
Mar 12, 2015
(Electronic) Receipt
Search/Exam
Mar 12, 2015
Amendments received before examination
Search/Exam
Mar 12, 2015
Letter accompanying subsequently filed items
Search/Exam
Sep 15, 2014
Sep 15, 2014
Sep 15, 2014
Sep 8, 2014
Aug 15, 2014
Letter which had not been notified
Search/Exam
Aug 15, 2014
Letter which had not been notified
Search/Exam
Aug 13, 2014
Refund of fees
Search/Exam
Aug 12, 2014
Letter which had not been notified
Search/Exam
Aug 6, 2014
Aug 6, 2014
European search opinion
Search/Exam
Aug 6, 2014
European search report
Search/Exam
Aug 6, 2014
Notification of forthcoming publication
Search/Exam
Aug 5, 2014
Communication to designated inventor
Search/Exam
Jul 30, 2014
Letter concerning the inventor
Search/Exam
Jul 23, 2014
Search started
Search/Exam
Jul 18, 2014
Communication to designated inventor
Search/Exam
Jul 18, 2014
Communication to designated inventor
Search/Exam
Jul 18, 2014
Communication to designated inventor
Search/Exam
Jul 18, 2014
Communication to designated inventor
Search/Exam
Jul 18, 2014
Communication to designated inventor
Search/Exam
Jul 18, 2014
Communication to designated inventor
Search/Exam
Jul 18, 2014
Communication to designated inventor
Search/Exam
Jul 18, 2014
Communication to designated inventor
Search/Exam
Jul 18, 2014
Communication to designated inventor
Search/Exam
Apr 24, 2014
Abstract
Search/Exam
Apr 24, 2014
Apr 24, 2014
Claims
Search/Exam
Apr 24, 2014
Converted Sequence Listing
Search/Exam
Apr 24, 2014
Description
Search/Exam
Apr 24, 2014
Designation of inventor
Search/Exam
Apr 24, 2014
Designation of inventor
Search/Exam
Apr 24, 2014
Designation of inventor
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Apr 24, 2014
Designation of inventor
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Apr 24, 2014
Designation of inventor
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Apr 24, 2014
Designation of inventor
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Apr 24, 2014
Designation of inventor
Search/Exam
Apr 24, 2014
Designation of inventor
Search/Exam
Apr 24, 2014
Designation of inventor
Search/Exam
Apr 24, 2014
Drawings
Search/Exam
Apr 24, 2014
Jun 7, 2006