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The patent EP3510147 was granted to Rensselaer Polytechnic Institute on May 17, 2023. The application was filed on Sep 7, 2017 under application number EP17849497A. 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 |
|---|---|---|---|
| SANOFI | Feb 16, 2024 | CABINET NONY | ADMISSIBLE |
| SANOFI | Feb 16, 2024 | IPSILON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2009197308 |
| INTERNATIONAL-SEARCH-REPORT | US2012270834 |
| INTERNATIONAL-SEARCH-REPORT | US2012322114 |
| INTERNATIONAL-SEARCH-REPORT | US2014349962 |
| INTERNATIONAL-SEARCH-REPORT | WO2014204929 |
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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Dec 22, 2025
(Electronic) Receipt
Appeal
Dec 22, 2025
Notice of appeal
Appeal
Oct 28, 2025
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Means of redress
OPPO
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May 31, 2023
Apr 20, 2023
Decision to grant a European patent
Search/Exam
Apr 4, 2023
(Electronic) Receipt
Search/Exam
Apr 4, 2023
Filing of the translations of the claims
Search/Exam
Apr 4, 2023
French translation of claims
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Apr 4, 2023
German translation of the claims
Search/Exam
Apr 4, 2023
Letter accompanying subsequently filed items
Search/Exam
Dec 1, 2022
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Intention to grant (signatures)
Search/Exam
Dec 1, 2022
Text intended for grant (clean copy)
Search/Exam
Dec 1, 2022
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(Electronic) Receipt
Search/Exam
Nov 15, 2022
Amended claims with annotations
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Nov 15, 2022
Claims
Search/Exam
Nov 15, 2022
Letter accompanying subsequently filed items
Search/Exam
Nov 15, 2022
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Intention to grant (signatures)
Search/Exam
Oct 5, 2022
Text intended for grant (clean copy)
Search/Exam
Oct 5, 2022
Jul 5, 2021
(Electronic) Receipt
Search/Exam
Jul 5, 2021
Amended claims with annotations
Search/Exam
Jul 5, 2021
Claims
Search/Exam
Jul 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 5, 2021
Mar 2, 2021
Annex to the communication
Search/Exam
Mar 2, 2021
Communication from the Examining Division
Search/Exam
Feb 25, 2021
Examination started
Search/Exam
Nov 16, 2020
(Electronic) Receipt
Search/Exam
Nov 16, 2020
Nov 16, 2020
Amended claims with annotations
Search/Exam
Nov 16, 2020
Amendments received before examination
Search/Exam
Nov 16, 2020
Letter accompanying subsequently filed items
Search/Exam
May 15, 2020
Apr 28, 2020
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European search opinion
Search/Exam
Apr 28, 2020
Information on Search Strategy
Search/Exam
Apr 28, 2020
Supplementary European search report
Search/Exam
Apr 14, 2020
Search started
Search/Exam
Jun 19, 2019
Apr 23, 2019
Apr 12, 2019
Communication to designated inventor
Search/Exam
Apr 12, 2019
Communication to designated inventor
Search/Exam
Apr 12, 2019
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
Search/Exam
Apr 12, 2019
Communication to designated inventor
Search/Exam
Apr 12, 2019
Communication to designated inventor
Search/Exam
Apr 12, 2019
Communication to designated inventor
Search/Exam
Apr 12, 2019
Communication to designated inventor
Search/Exam
Mar 28, 2019
(Electronic) Receipt
Search/Exam
Mar 28, 2019
Mar 28, 2019
Amended claims with annotations
Search/Exam
Mar 28, 2019
Request for entry into the European phase
Search/Exam
Mar 26, 2019
Jan 18, 2019
Information on entry into European phase
Search/Exam
Apr 4, 2018
Mar 15, 2018
Copy of the international search report
Search/Exam
Mar 15, 2018
Published international application - A1
Search/Exam