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The patent EP3606511 was granted to Synthon on Apr 20, 2022. The application was filed on Apr 4, 2018 under application number EP18713995A. 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 |
|---|---|---|---|
| TEVA PHARMACEUTICALS | Jan 18, 2023 | KRAUS & LEDERER PARTGMBB | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1415987 |
| DESCRIPTION | EP1797881 |
| DESCRIPTION | EP2468281 |
| INTERNATIONAL-SEARCH-REPORT | EP1797881 |
| INTERNATIONAL-SEARCH-REPORT | US2012077842 |
| INTERNATIONAL-SEARCH-REPORT | WO2017028660 |
| OPPOSITION | EP1415987 |
| OPPOSITION | EP1698623 |
| OPPOSITION | EP1797881 |
| OPPOSITION | EP1938842 |
| OPPOSITION | US2008131503 |
| OPPOSITION | US2012077842 |
| OPPOSITION | WO2017028660 |
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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OPPO
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(Electronic) Receipt
Search/Exam
Mar 31, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 31, 2022
Mar 24, 2022
Decision to grant a European patent
Search/Exam
Mar 11, 2022
Submission concerning representation
Search/Exam
Mar 10, 2022
Mar 4, 2022
(Electronic) Receipt
Search/Exam
Mar 4, 2022
Filing of the translations of the claims
Search/Exam
Mar 4, 2022
French translation of claims
Search/Exam
Mar 4, 2022
German translation of the claims
Search/Exam
Mar 4, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 14, 2021
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Intention to grant (signatures)
Search/Exam
Dec 14, 2021
Text intended for grant (clean copy)
Search/Exam
Dec 14, 2021
Nov 18, 2021
(Electronic) Receipt
Search/Exam
Nov 18, 2021
Claims
Search/Exam
Nov 18, 2021
Description
Search/Exam
Nov 18, 2021
Drawings
Search/Exam
Nov 18, 2021
Letter accompanying subsequently filed items
Search/Exam
Nov 18, 2021
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Intention to grant (signatures)
Search/Exam
Jul 21, 2021
Text intended for grant (clean copy)
Search/Exam
Jul 21, 2021
Jun 22, 2021
Examination started
Search/Exam
May 11, 2020
(Electronic) Receipt
Search/Exam
May 11, 2020
May 11, 2020
Amendments received before examination
Search/Exam
May 11, 2020
Annex
Search/Exam
May 11, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 15, 2020
Nov 13, 2019
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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
Nov 11, 2019
Communication to designated inventor
Search/Exam
Nov 6, 2019
Priority search results copy provided by EPO
Search/Exam
Oct 22, 2019
Sep 30, 2019
(Electronic) Receipt
Search/Exam
Sep 30, 2019
Annex
Search/Exam
Sep 30, 2019
General authorisation
Search/Exam
Sep 30, 2019
Request for entry into the European phase
Search/Exam
Aug 19, 2019
Information on entry into European phase
Search/Exam
Oct 30, 2018
Oct 11, 2018
Copy of the international search report
Search/Exam
Oct 11, 2018
Published international application - A1
Search/Exam
Jun 8, 2018
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(Electronic) Receipt
PCTRO
Apr 4, 2018
Abstract
PCTRO
Apr 4, 2018
Claims
PCTRO
Apr 4, 2018
Description
PCTRO
Apr 4, 2018
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Drawings
PCTRO
Apr 4, 2018
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