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The patent EP3877395 was granted to Richter Gedeon Nyrt on Dec 7, 2022. The application was filed on Sep 2, 2020 under application number EP20768398A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| INDUSTRIALE CHIMICA | Sep 7, 2023 | PALLADINO | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO02094275 |
| DESCRIPTION | WO02094276 |
| DESCRIPTION | WO02094278 |
| DESCRIPTION | WO02094279 |
| DESCRIPTION | WO03041718 |
| DESCRIPTION | WO03103684 |
| DESCRIPTION | WO03103685 |
| DESCRIPTION | WO2004006936 |
| DESCRIPTION | WO2004037269 |
| DESCRIPTION | WO2004041839 |
| DESCRIPTION | WO2007081206 |
| DESCRIPTION | WO2008085038 |
| DESCRIPTION | WO2013012328 |
| DESCRIPTION | WO2013021025 |
| DESCRIPTION | WO2013034780 |
| DESCRIPTION | WO2013050553 |
| DESCRIPTION | WO2013156329 |
| DESCRIPTION | WO2015040051 |
| DESCRIPTION | WO2016203006 |
| DESCRIPTION | WO2016203009 |
| DESCRIPTION | WO2016203044 |
| DESCRIPTION | WO2018024912 |
| DESCRIPTION | WO2018065076 |
| DESCRIPTION | WO2019025031 |
| DESCRIPTION | WO2019154899 |
| EXAMINATION | WO2021058716 |
| INTERNATIONAL-SEARCH-REPORT | WO2004041839 |
| INTERNATIONAL-SEARCH-REPORT | WO2013012328 |
| INTERNATIONAL-SEARCH-REPORT | WO2019154899 |
| OPPOSITION | WO2015086643 |
| OPPOSITION | WO2016203006 |
| OPPOSITION | WO2016203009 |
| OPPOSITION | WO2018024912 |
| OPPOSITION | WO2018065076 |
| OPPOSITION | WO2019025031 |
| OPPOSITION | WO2019154899 |
| OPPOSITION | WO2021058716 |
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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Authorisation
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Decision to grant a European patent
Search/Exam
Oct 28, 2022
Oct 10, 2022
Oct 4, 2022
Sep 26, 2022
Sep 16, 2022
(Electronic) Receipt
Search/Exam
Sep 16, 2022
Filing of the translations of the claims
Search/Exam
Sep 16, 2022
French translation of claims
Search/Exam
Sep 16, 2022
German translation of the claims
Search/Exam
Sep 16, 2022
Letter accompanying subsequently filed items
Search/Exam
May 27, 2022
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Intention to grant (signatures)
Search/Exam
May 27, 2022
Text intended for grant (clean copy)
Search/Exam
May 27, 2022
May 5, 2022
Annex to a communication
Search/Exam
May 5, 2022
Annex to the communication
Search/Exam
May 5, 2022
Apr 25, 2022
Examination started
Search/Exam
Apr 22, 2022
(Electronic) Receipt
Search/Exam
Apr 22, 2022
Letter accompanying subsequently filed items
Search/Exam
Apr 22, 2022
Letter concerning the priority
Search/Exam
Apr 19, 2022
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Notification of the recording of a change
Search/Exam
Mar 3, 2022
Notification of the recording of a change
Search/Exam
Sep 3, 2021
(Electronic) Receipt
Search/Exam
Sep 3, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 3, 2021
Priority search results
Search/Exam
Sep 3, 2021
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Jun 15, 2021
Jun 8, 2021
(Electronic) Receipt
Search/Exam
Jun 8, 2021
Jun 8, 2021
Amended claims with annotations
Search/Exam
Jun 8, 2021
Request for entry into the European phase
Search/Exam
Mar 29, 2021
Mar 11, 2021
Copy of the international search report
Search/Exam
Mar 11, 2021
Published international application - A1
Search/Exam
Nov 12, 2020
ISR: cited documents
PCTISA
Nov 12, 2020
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Sep 22, 2020
Sep 8, 2020
Abstract
PCTISA
Sep 8, 2020
Annex
PCTISA
Sep 8, 2020
Claims
PCTISA
Sep 8, 2020
Description
PCTISA
Sep 8, 2020