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The patent EP3400979 was granted to F Hoffmann LA Roche on Nov 6, 2019. The application was originally filed on Dec 20, 2007 under application number EP18163685A. 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 |
|---|---|
| DESCRIPTION | US20060397115 |
| DESCRIPTION | US20060838660 |
| DESCRIPTION | US2631847 |
| DESCRIPTION | US3771694 |
| DESCRIPTION | US4498843 |
| DESCRIPTION | US4544369 |
| DESCRIPTION | US4657486 |
| DESCRIPTION | US5957895 |
| DESCRIPTION | US6485461 |
| DESCRIPTION | US6589229 |
| DESCRIPTION | US6699218 |
| DESCRIPTION | US6723072 |
| DESCRIPTION | US6740059 |
| OPPOSITION | US2001053889 |
| OPPOSITION | US2004158207 |
| OPPOSITION | US2006189863 |
| OPPOSITION | US2006202859 |
| OPPOSITION | US2007106218 |
| OPPOSITION | US4755173 |
| OPPOSITION | US5960797 |
| OPPOSITION | US6551276 |
| OPPOSITION | US6554798 |
| OPPOSITION | WO02068015 |
| OPPOSITION | WO02081012 |
| OPPOSITION | WO02094352 |
| OPPOSITION | WO2004056412 |
| OPPOSITION | WO2004071556 |
| OPPOSITION | WO2005039673 |
| OPPOSITION | WO2005046780 |
| OPPOSITION | WO2006015600 |
| OPPOSITION | WO2006062680 |
| OPPOSITION | WO2006097111 |
| OPPOSITION | WO2006108809 |
| OPPOSITION | WO2007052277 |
| OPPOSITION | WO2008078318 |
| OPPOSITION | WO9218175 |
| OPPOSITION | WO9852638 |
| OPPOSITION | WO9933504 |
| SEARCH | WO2006108809 |
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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Means of redress
OPPO
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Acknowledgement of a document
Search/Exam
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Acknowledgement of a document
Search/Exam
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Authorisation
OPPO
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Authorisation
OPPO
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Authorisation
OPPO
Dec 22, 2020
Authorisation
OPPO
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Dec 10, 2019
Payment submission rejected
Search/Exam
Nov 18, 2019
Oct 10, 2019
Decision to grant a European patent
Search/Exam
Sep 19, 2019
(Electronic) Receipt
Search/Exam
Sep 19, 2019
Filing of the translations of the claims
Search/Exam
Sep 19, 2019
French translation of claims
Search/Exam
Sep 19, 2019
German translation of the claims
Search/Exam
Sep 19, 2019
Letter accompanying subsequently filed items
Search/Exam
May 23, 2019
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Intention to grant (signatures)
Search/Exam
May 23, 2019
Text intended for grant (clean copy)
Search/Exam
May 23, 2019
Apr 29, 2019
Examination started
Search/Exam
Apr 1, 2019
(Electronic) Receipt
Search/Exam
Apr 1, 2019
Apr 1, 2019
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Amended claims with annotations
Search/Exam
Apr 1, 2019
Amended claims with annotations
Search/Exam
Apr 1, 2019
Amendments received before examination
Search/Exam
Apr 1, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 16, 2019
(Electronic) Receipt
Search/Exam
Jan 16, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 16, 2019
Letter concerning the inventor
Search/Exam
Jan 11, 2019
Dec 31, 2018
Letter which had not been notified
Search/Exam
Nov 19, 2018
Oct 31, 2018
Refund of fees
Search/Exam
Oct 17, 2018
Notification of forthcoming publication
Search/Exam
Oct 15, 2018
Annex to a communication
Search/Exam
Oct 15, 2018
Oct 15, 2018
European search opinion
Search/Exam
Oct 15, 2018
European search report
Search/Exam
Oct 15, 2018
Information on Search Strategy
Search/Exam
Sep 13, 2018
Amendments not yet acceptable
Search/Exam
Sep 3, 2018
(Electronic) Receipt
Search/Exam
Sep 3, 2018
Annex
Search/Exam
Sep 3, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 3, 2018
Jul 26, 2018
Annex to the communication
Search/Exam
Jul 26, 2018
Jul 23, 2018
Communication to designated inventor
Search/Exam
Jul 23, 2018
Communication to designated inventor
Search/Exam
Jul 23, 2018
Communication to designated inventor
Search/Exam
Jul 19, 2018
Search started
Search/Exam
Jul 17, 2018
(Electronic) Receipt
Search/Exam
Jul 17, 2018
Designation of inventor
Search/Exam
Jul 17, 2018
Designation of inventor
Search/Exam
Jul 17, 2018
Letter accompanying subsequently filed items
Search/Exam
May 18, 2018
May 10, 2018
(Electronic) Receipt
Search/Exam
May 10, 2018
Letter accompanying subsequently filed items
Search/Exam
May 10, 2018
May 7, 2018
Deficiency in designation of inventor
Search/Exam
Apr 18, 2018
(Electronic) Receipt
Search/Exam
Apr 18, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 18, 2018
Letter concerning fees and payments
Search/Exam
Mar 23, 2018
Abstract
Search/Exam
Mar 23, 2018
Mar 23, 2018
Claims
Search/Exam
Mar 23, 2018
Description
Search/Exam
Mar 23, 2018
Drawings
Search/Exam
Mar 23, 2018
Matter concerning the application
Search/Exam
Mar 23, 2018
Request for grant of a European patent
Search/Exam
Mar 23, 2018
Submission concerning representation
Search/Exam
Nov 25, 2008