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The patent EP3324936 was granted to Stada Arzneimittel on Sep 28, 2022. The application was filed on Jul 21, 2016 under application number EP16742280A. 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 |
|---|---|---|---|
| ACCORD HEALTHCARE | Jun 28, 2023 | TER MEER STEINMEISTER & PARTNER | ADMISSIBLE |
| EXTROVIS | Jun 27, 2023 | BREUER | ADMISSIBLE |
| NEDERLANDSCH OCTROOIBUREAU | Jun 27, 2023 | NEDERLANDSCH OCTROOIBUREAU | ADMISSIBLE |
| STRAWMAN | Jun 26, 2023 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | WITHDRAWN |
| GRUND | Jun 16, 2023 | GRUND | ADMISSIBLE |
| CONSILIENT HEALTH | Apr 24, 2023 | ELKINGTON AND FIFE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | CN103070835 |
| INTERNATIONAL-SEARCH-REPORT | EP2644189 |
| INTERNATIONAL-SEARCH-REPORT | WO2013128419 |
| INTERNATIONAL-SEARCH-REPORT | WO2015025000 |
| OPPOSITION | CN103044468 |
| OPPOSITION | CN103070835 |
| OPPOSITION | EA021179 |
| OPPOSITION | EP2251344 |
| OPPOSITION | EP2644189 |
| OPPOSITION | EP3324937 |
| OPPOSITION | IN3324DELNP2012 |
| OPPOSITION | US2004054012 |
| OPPOSITION | US2011039939 |
| OPPOSITION | US2011178470 |
| OPPOSITION | US2913386 |
| OPPOSITION | US5780454 |
| OPPOSITION | US6713446 |
| OPPOSITION | WO02059130 |
| OPPOSITION | WO03041687 |
| OPPOSITION | WO2008135601 |
| OPPOSITION | WO2009124586 |
| OPPOSITION | WO2009154737 |
| OPPOSITION | WO2010121762 |
| OPPOSITION | WO2011116286 |
| OPPOSITION | WO2012047845 |
| OPPOSITION | WO2012121523 |
| OPPOSITION | WO2013128419 |
| OPPOSITION | WO2014023647 |
| OPPOSITION | WO2015025000 |
| OPPOSITION | WO2017013209 |
| OTHER | CN103070835 |
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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Description
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Decision to grant a European patent
Search/Exam
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Aug 16, 2022
English translation of the claims
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Aug 16, 2022
French translation of claims
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Aug 16, 2022
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May 10, 2022
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Feb 23, 2022
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Feb 23, 2022
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Feb 23, 2022
Description
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Feb 23, 2022
Description
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Feb 23, 2022
Letter accompanying subsequently filed items
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Feb 23, 2022
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Non-patent literature filed by a third party
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Jan 30, 2022
Observations by third parties
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Dec 13, 2021
Annex to the communication
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Dec 13, 2021
Communication from the Examining Division
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Dec 8, 2021
Dec 3, 2021
Non-patent literature filed by a third party
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Dec 3, 2021
Observations by third parties
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Oct 20, 2021
(Electronic) Receipt
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Oct 20, 2021
Amended claims with annotations
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Oct 20, 2021
Amended description with annotations
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Oct 20, 2021
Claims
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Oct 20, 2021
Description
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Oct 20, 2021
Letter accompanying subsequently filed items
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Oct 20, 2021
Jul 12, 2021
Annex to the communication
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Jul 12, 2021
Communication from the Examining Division
Search/Exam
Jul 6, 2021
Examination started
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Sep 14, 2018
(Electronic) Receipt
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Sep 14, 2018
Letter accompanying subsequently filed items
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Sep 14, 2018
Reply to Written Opinion prepared by the EPO
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May 3, 2018
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Communication to designated inventor
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Feb 28, 2018
Priority search results copy provided by EPO
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Feb 21, 2018
(Electronic) Receipt
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Feb 21, 2018
Request for entry into the European phase
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Feb 5, 2018
Dec 4, 2017
Information on entry into European phase
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Feb 14, 2017
Jan 26, 2017
Copy of the international search report
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Jan 26, 2017
Copy of the international search report
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Jan 26, 2017
Published international application - A1
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Sep 6, 2016
ISR: cited documents
PCTISA
Sep 6, 2016
Sep 5, 2016
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Aug 9, 2016
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(Electronic) Receipt
PCTRO
Jul 21, 2016
Abstract
PCTRO
Jul 21, 2016
Claims
PCTRO
Jul 21, 2016
Description
PCTRO
Jul 21, 2016
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