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The patent EP3115041 was granted to Ethypharm on Oct 25, 2023. The application was filed on Mar 1, 2007 under application number EP16183449A. 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 |
|---|---|---|---|
| G L PHARMA | Jul 25, 2024 | SONN PATENTANWALTE | ADMISSIBLE |
| HERTIN UND PARTNER RECHTS UND PATENTANWALTE PARTG MBB | Jul 25, 2024 | HERTIN UND PARTNER RECHTS UND PATENTANWALTE PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0185472 |
| DESCRIPTION | EP0319243 |
| DESCRIPTION | EP0933079 |
| DESCRIPTION | EP0974355 |
| DESCRIPTION | EP0997143 |
| DESCRIPTION | US2003068392 |
| DESCRIPTION | US2003118641 |
| DESCRIPTION | US2003143269 |
| DESCRIPTION | US2005031546 |
| DESCRIPTION | US2005281748 |
| DESCRIPTION | US3773955 |
| DESCRIPTION | US3966940 |
| DESCRIPTION | US5747058 |
| DESCRIPTION | US6413536 |
| DESCRIPTION | US6592901 |
| OPPOSITION | AT8586U |
| OPPOSITION | EP1138320 |
| OPPOSITION | US2005031546 |
| OPPOSITION | WO2005065641 |
| OPPOSITION | WO2006002884 |
| OPPOSITION | WO2007099152 |
| SEARCH | US2005031546 |
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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Nov 8, 2023
Sep 28, 2023
Decision to grant a European patent
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Sep 12, 2023
(Electronic) Receipt
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Sep 12, 2023
English translation of the claims
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Sep 12, 2023
Filing of the translations of the claims
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Sep 12, 2023
German translation of the claims
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Sep 12, 2023
Letter accompanying subsequently filed items
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May 15, 2023
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Intention to grant (signatures)
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May 15, 2023
Text intended for grant (clean copy)
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May 15, 2023
Mar 28, 2023
(Electronic) Receipt
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Mar 28, 2023
Amended claims with annotations
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Mar 28, 2023
Amended description with annotations
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Mar 28, 2023
Claims
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Mar 28, 2023
Description
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Mar 28, 2023
Letter accompanying subsequently filed items
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Mar 28, 2023
Nov 23, 2022
Annex to the communication
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Nov 23, 2022
Communication from the Examining Division
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Nov 18, 2022
Annex to the communication
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Nov 18, 2022
Consultation by telephone/in person
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Nov 18, 2022
Nov 17, 2022
Oct 20, 2022
(Electronic) Receipt
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Oct 20, 2022
Amended claims with annotations
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Oct 20, 2022
Amended claims with annotations
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Oct 20, 2022
Amended claims with annotations
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Amended claims with annotations
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Amended claims with annotations
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Oct 20, 2022
Claims
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Oct 20, 2022
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Oct 20, 2022
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Oct 20, 2022
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Oct 20, 2022
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Oct 20, 2022
Claims
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Oct 20, 2022
Letter accompanying subsequently filed items
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Oct 20, 2022
Jun 21, 2022
Annex to the communication
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Jun 21, 2022
Summons to attend oral proceedings
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Jan 15, 2021
Dec 22, 2020
Non-patent literature filed by a third party
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Dec 22, 2020
Observations by third parties
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Oct 19, 2020
(Electronic) Receipt
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Oct 19, 2020
Amended claims with annotations
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Oct 19, 2020
Claims
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Oct 19, 2020
Letter accompanying subsequently filed items
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Oct 19, 2020
Aug 7, 2020
Aug 4, 2020
(Electronic) Receipt
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Aug 4, 2020
Letter accompanying subsequently filed items
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Aug 4, 2020
Apr 8, 2020
Annex to the communication
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Apr 8, 2020
Communication from the Examining Division
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Oct 1, 2019
(Electronic) Receipt
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Oct 1, 2019
Amended claims with annotations
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Oct 1, 2019
Claims
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Oct 1, 2019
Letter accompanying subsequently filed items
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Oct 1, 2019
Aug 7, 2019
Aug 1, 2019
(Electronic) Receipt
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Aug 1, 2019
Letter accompanying subsequently filed items
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Aug 1, 2019
Apr 1, 2019
Annex to a communication
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Apr 1, 2019
Annex to a communication
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Apr 1, 2019
Annex to a communication
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Apr 1, 2019
Annex to the communication
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Apr 1, 2019
Communication from the Examining Division
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Mar 21, 2019
Examination started
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Jul 11, 2017
(Electronic) Receipt
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Jul 11, 2017
Jul 11, 2017
Amended claims with annotations
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Jul 11, 2017
Amendments received before examination
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Jul 11, 2017
Letter accompanying subsequently filed items
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Jan 18, 2017
Communication to designated inventor
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Jan 16, 2017
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(Electronic) Receipt
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Jan 13, 2017
(Electronic) Receipt
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Jan 13, 2017
Letter accompanying subsequently filed items
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Jan 13, 2017
Letter accompanying subsequently filed items
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Jan 13, 2017
Letter concerning the inventor
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Jan 13, 2017
Letter concerning the inventor
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Dec 14, 2016
Notification of forthcoming publication
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Dec 7, 2016
Refund of fees
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Nov 23, 2016
Nov 23, 2016
European search opinion
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Nov 23, 2016
European search report
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Nov 23, 2016
Information on Search Strategy
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Nov 14, 2016
Search started
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Oct 24, 2016
Oct 18, 2016
Letter which had not been notified
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Sep 30, 2016
Communication to designated inventor
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Sep 30, 2016
Communication to designated inventor
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Sep 30, 2016
Communication to designated inventor
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Sep 30, 2016
Communication to designated inventor
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Sep 8, 2016
Priority search results copy provided by EPO
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Aug 9, 2016
Abstract
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Aug 9, 2016
Aug 9, 2016
Claims
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Aug 9, 2016
Description
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Aug 9, 2016
Designation of inventor
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Aug 9, 2016
Drawings
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Aug 9, 2016
Request for grant of a European patent
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Sep 26, 2007