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The patent EP3400173 was granted to Sanofi Aventis Deutschland on Dec 11, 2019. The application was filed on Jan 5, 2017 under application number EP17700073A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| MAROPACK | Sep 7, 2020 | BARTELS UND PARTNER | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US9108777 |
| INTERNATIONAL-SEARCH-REPORT | EP0995419 |
| INTERNATIONAL-SEARCH-REPORT | JP2009286498 |
| INTERNATIONAL-SEARCH-REPORT | US2012094045 |
| INTERNATIONAL-SEARCH-REPORT | WO0249821 |
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.
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OPPO
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Decision to grant a European patent
Search/Exam
Nov 13, 2019
Refund of fees
Search/Exam
Oct 7, 2019
(Electronic) Receipt
Search/Exam
Oct 7, 2019
Filing of the translations of the claims
Search/Exam
Oct 7, 2019
French translation of claims
Search/Exam
Oct 7, 2019
German translation of the claims
Search/Exam
Sep 12, 2019
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Annexes in respect of a client data request
Search/Exam
Aug 30, 2019
Authorisation
Search/Exam
Aug 30, 2019
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Intention to grant (signatures)
Search/Exam
May 28, 2019
Text intended for grant (clean copy)
Search/Exam
May 28, 2019
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Examination started
Search/Exam
Mar 11, 2019
Oct 17, 2018
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Communication to designated inventor
Search/Exam
Aug 9, 2018
Priority search results copy provided by EPO
Search/Exam
Jul 24, 2018
Jun 12, 2018
(Electronic) Receipt
Search/Exam
Jun 12, 2018
Request for entry into the European phase
Search/Exam
May 18, 2018
Information on entry into European phase
Search/Exam
Aug 1, 2017
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Copy of the international search report
Search/Exam
Jul 13, 2017
Published international application - A1
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(Electronic) Receipt
PCTRO
Jan 5, 2017
Abstract
PCTRO
Jan 5, 2017
Claims
PCTRO
Jan 5, 2017
Description
PCTRO
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Drawings
PCTRO
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