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The patent EP3490526 was granted to Oller Duque on May 13, 2020. The application was filed on Jul 18, 2017 under application number EP17740398A. 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 |
|---|---|---|---|
| LABORATOIRES QUINTON | Feb 12, 2021 | SAHUQUILLO HUERTA | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2006182815 |
| INTERNATIONAL-SEARCH-REPORT | US6680305 |
| OPPOSITION | ES2343777 |
| OPPOSITION | US2003216495 |
| OPPOSITION | US2006182815 |
| OPPOSITION | US6680305 |
| OPPOSITION | US8945823 |
| OPPOSITION | WO2005004884 |
| OPPOSITION | WO2009105604 |
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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Mar 12, 2025
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Feb 7, 2025
(Electronic) Receipt
Appeal
Feb 7, 2025
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Aug 14, 2023
Aug 14, 2023
Reply to appeal
Appeal
Apr 14, 2023
Apr 11, 2023
(Electronic) Receipt
Appeal
Apr 11, 2023
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(Electronic) Receipt
Appeal
Feb 1, 2023
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Notice of appeal
Appeal
Dec 15, 2022
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Means of redress
OPPO
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May 26, 2020
Apr 17, 2020
Decision to grant a European patent
Search/Exam
Mar 30, 2020
(Electronic) Receipt
Search/Exam
Mar 30, 2020
Filing of the translations of the claims
Search/Exam
Mar 30, 2020
French translation of claims
Search/Exam
Mar 30, 2020
German translation of the claims
Search/Exam
Mar 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 4, 2020
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Text intended for grant (clean copy)
Search/Exam
Mar 4, 2020
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Intention to grant (signatures)
Search/Exam
Nov 15, 2019
Examination started
Search/Exam
May 8, 2019
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Apr 4, 2019
Letter which had not been notified
Search/Exam
Mar 5, 2019
Mar 1, 2019
Communication to designated inventor
Search/Exam
Mar 1, 2019
Communication to designated inventor
Search/Exam
Feb 15, 2019
Jan 28, 2019
(Electronic) Receipt
Search/Exam
Jan 28, 2019
(Electronic) Receipt
Search/Exam
Jan 28, 2019
(Electronic) Receipt
Search/Exam
Jan 28, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 28, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 28, 2019
Priority search results
Search/Exam
Jan 28, 2019
Request for entry into the European phase
Search/Exam
Jan 28, 2019
Dec 5, 2018
Information on entry into European phase
Search/Exam
Feb 21, 2018
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Copy of the international search report
Search/Exam
Feb 1, 2018
Published international application - A1
Search/Exam
Oct 9, 2017
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Jul 28, 2017
Jul 18, 2017
(Electronic) Receipt
PCTRO
Jul 18, 2017
Abstract
PCTRO
Jul 18, 2017
Claims
PCTRO
Jul 18, 2017
Description
PCTRO
Jul 18, 2017
Jul 18, 2017