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The patent EP3258992 was granted to Sanofi Aventis Deutschland on May 28, 2025. The application was filed on Feb 12, 2016 under application number EP16704003A. 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 |
|---|---|---|---|
| HERZOG PATENTANWALTS | Aug 25, 2021 | HERZOG PATENTANWALTS | - |
| DI CARE ZRT | Aug 23, 2021 | KACSUK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO2010098927 |
| INTERNATIONAL-SEARCH-REPORT | WO2012046199 |
| INTERNATIONAL-SEARCH-REPORT | WO2013004844 |
| OPPOSITION | EP2401012 |
| OPPOSITION | US2014005950 |
| OPPOSITION | US2014194826 |
| OPPOSITION | US7008399 |
| OPPOSITION | US8560271 |
| OPPOSITION | WO2010098927 |
| OPPOSITION | WO2012046199 |
| OPPOSITION | WO2013004844 |
| OPPOSITION | WO2014111337 |
| OPPOSITION | WO2014128156 |
| OPPOSITION | WO2016131713 |
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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May 2, 2025
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Refund of fees
Appeal
Mar 4, 2025
Feb 28, 2025
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Feb 14, 2025
(Electronic) Receipt
Appeal
Feb 14, 2025
Feb 14, 2025
Withdrawal of an appeal
Appeal
Jan 31, 2025
Jan 28, 2025
(Electronic) Receipt
Appeal
Jan 28, 2025
Notice of appeal
Appeal
Jan 28, 2025
Notice of appeal
Appeal
Nov 28, 2024
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Means of redress
OPPO
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Decision to grant a European patent
Search/Exam
Oct 19, 2020
(Electronic) Receipt
Search/Exam
Oct 19, 2020
Filing of the translations of the claims
Search/Exam
Oct 19, 2020
French translation of claims
Search/Exam
Oct 19, 2020
German translation of the claims
Search/Exam
Oct 19, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 4, 2020
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Intention to grant (signatures)
Search/Exam
Sep 4, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 4, 2020
Aug 3, 2020
(Electronic) Receipt
Search/Exam
Aug 3, 2020
Amended claims with annotations
Search/Exam
Aug 3, 2020
Amended description with annotations
Search/Exam
Aug 3, 2020
Claims
Search/Exam
Aug 3, 2020
Description
Search/Exam
Aug 3, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 3, 2020
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Apr 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 30, 2020
Mar 23, 2020
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Intention to grant (signatures)
Search/Exam
Mar 23, 2020
Text intended for grant (clean copy)
Search/Exam
Mar 23, 2020
Jun 19, 2019
(Electronic) Receipt
Search/Exam
Jun 19, 2019
Amended claims with annotations
Search/Exam
Jun 19, 2019
Claims
Search/Exam
Jun 19, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 19, 2019
Mar 11, 2019
Jan 4, 2019
Dec 20, 2018
(Electronic) Receipt
Search/Exam
Dec 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 20, 2018
Dec 10, 2018
Annex to the communication
Search/Exam
Dec 10, 2018
Communication from the Examining Division
Search/Exam
Apr 6, 2018
(Electronic) Receipt
Search/Exam
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Amended claims with annotations
Search/Exam
Apr 6, 2018
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Amended description with annotations
Search/Exam
Apr 6, 2018
Amendments received before examination
Search/Exam
Apr 6, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 9, 2018
Communication to designated inventor
Search/Exam
Feb 9, 2018
Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Feb 9, 2018
Communication to designated inventor
Search/Exam
Feb 2, 2018
(Electronic) Receipt
Search/Exam
Feb 2, 2018
Designation of inventor
Search/Exam
Feb 2, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 2, 2018
Letter concerning the inventor
Search/Exam
Nov 29, 2017
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Sep 27, 2017
Communication to designated inventor
Search/Exam
Sep 22, 2017
Priority search results copy provided by EPO
Search/Exam
Sep 5, 2017
Jun 30, 2017
(Electronic) Receipt
Search/Exam
Jun 30, 2017
Information on entry into European phase
Search/Exam
Jun 30, 2017
Request for entry into the European phase
Search/Exam
Jun 30, 2017
Submission concerning representation
Search/Exam
Sep 14, 2016
Aug 25, 2016
Copy of the international search report
Search/Exam
Aug 25, 2016
Published international application - A1
Search/Exam
Apr 20, 2016
Apr 20, 2016
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Feb 23, 2016
Feb 12, 2016
(Electronic) Receipt
PCTRO
Feb 12, 2016
Abstract
PCTRO
Feb 12, 2016
Claims
PCTRO
Feb 12, 2016
Description
PCTRO
Feb 12, 2016
Feb 12, 2016
Drawings
PCTRO
Feb 12, 2016
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