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The patent EP3307357 was granted to Sanofi Aventis Deutschland on Jun 7, 2023. The application was filed on Jun 9, 2016 under application number EP16729241A. 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 |
|---|---|---|---|
| DI CARE ZRT | Feb 8, 2021 | KACSUK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | WO2014037331 |
| INTERNATIONAL-SEARCH-REPORT | DE29904864U |
| INTERNATIONAL-SEARCH-REPORT | EP2692378 |
| INTERNATIONAL-SEARCH-REPORT | EP2762184 |
| INTERNATIONAL-SEARCH-REPORT | WO2010098927 |
| INTERNATIONAL-SEARCH-REPORT | WO2013120774 |
| INTERNATIONAL-SEARCH-REPORT | WO2014037331 |
| INTERNATIONAL-SEARCH-REPORT | WO2014064691 |
| OPPOSITION | EP2182456 |
| OPPOSITION | EP2401012 |
| OPPOSITION | EP2692378 |
| OPPOSITION | US2014194826 |
| OPPOSITION | US7008399 |
| OPPOSITION | WO2012127046 |
| OPPOSITION | WO2014128156 |
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 11, 2023
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Refund of fees
Appeal
Jan 25, 2023
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Jan 18, 2023
(Electronic) Receipt
Appeal
Jan 18, 2023
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Jan 18, 2023
Withdrawal of an appeal
Appeal
Nov 17, 2022
Nov 17, 2022
Nov 11, 2022
(Electronic) Receipt
Appeal
Nov 11, 2022
Nov 11, 2022
Notice of appeal
Appeal
Oct 17, 2022
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OPPO
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Refund of fees
Search/Exam
Apr 9, 2020
Decision to grant a European patent
Search/Exam
Mar 26, 2020
(Electronic) Receipt
Search/Exam
Mar 26, 2020
Filing of the translations of the claims
Search/Exam
Mar 26, 2020
French translation of claims
Search/Exam
Mar 26, 2020
German translation of the claims
Search/Exam
Mar 26, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 16, 2019
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Intention to grant (signatures)
Search/Exam
Dec 16, 2019
Text intended for grant (clean copy)
Search/Exam
Dec 16, 2019
Oct 23, 2019
Examination started
Search/Exam
Mar 11, 2019
Aug 2, 2018
(Electronic) Receipt
Search/Exam
Aug 2, 2018
Aug 2, 2018
Amended claims with annotations
Search/Exam
Aug 2, 2018
Aug 2, 2018
Amended description with annotations
Search/Exam
Aug 2, 2018
Amendments received before examination
Search/Exam
Aug 2, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 21, 2018
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Jan 24, 2018
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Communication to designated inventor
Search/Exam
Jan 22, 2018
Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Jan 22, 2018
Communication to designated inventor
Search/Exam
Jan 22, 2018
Communication to designated inventor
Search/Exam
Jan 22, 2018
Communication to designated inventor
Search/Exam
Jan 22, 2018
Communication to designated inventor
Search/Exam
Jan 22, 2018
Communication to designated inventor
Search/Exam
Jan 22, 2018
Communication to designated inventor
Search/Exam
Jan 22, 2018
Communication to designated inventor
Search/Exam
Jan 17, 2018
Priority search results copy provided by EPO
Search/Exam
Jan 17, 2018
Priority search results copy provided by EPO
Search/Exam
Nov 21, 2017
(Electronic) Receipt
Search/Exam
Nov 21, 2017
Request for entry into the European phase
Search/Exam
Nov 21, 2017
Submission concerning representation
Search/Exam
Oct 20, 2017
Information on entry into European phase
Search/Exam
Jan 3, 2017
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Dec 15, 2016
Copy of the international search report
Search/Exam
Dec 15, 2016
Published international application - A1
Search/Exam
Oct 11, 2016
Oct 10, 2016
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Jun 28, 2016
Jun 9, 2016
(Electronic) Receipt
PCTRO
Jun 9, 2016
Abstract
PCTRO
Jun 9, 2016
Claims
PCTRO
Jun 9, 2016
Description
PCTRO
Jun 9, 2016
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Drawings
PCTRO
Jun 9, 2016
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