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The patent EP3316360 was granted to Zeon on Jul 3, 2024. The application was filed on Jun 28, 2016 under application number EP16817471A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| ARLANXEO DEUTSCHLAND | May 17, 2022 | MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US2015083975 |
| INTERNATIONAL-SEARCH-REPORT | JP2013008485 |
| INTERNATIONAL-SEARCH-REPORT | JP2013051203 |
| INTERNATIONAL-SEARCH-REPORT | JPH08100082 |
| INTERNATIONAL-SEARCH-REPORT | WO2013146548 |
| OPPOSITION | JP2013008485 |
| OPPOSITION | US2013183577 |
| OPPOSITION | US2013309570 |
| SEARCH | JP2011074139 |
| SEARCH | US2014163170 |
| SEARCH | US2015030922 |
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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Jun 6, 2024
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OPPO
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Authorisation
OPPO
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Aug 31, 2021
Jul 22, 2021
Decision to grant a European patent
Search/Exam
Jul 8, 2021
(Electronic) Receipt
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Jul 8, 2021
Filing of the translations of the claims
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Jul 8, 2021
French translation of claims
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Jul 8, 2021
German translation of the claims
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May 26, 2021
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May 26, 2021
Intention to grant (signatures)
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May 26, 2021
Text intended for grant (clean copy)
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May 26, 2021
Feb 3, 2021
(Electronic) Receipt
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Feb 3, 2021
Amended description with annotations
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Feb 3, 2021
Description
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Feb 3, 2021
Letter accompanying subsequently filed items
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Feb 3, 2021
Matter concerning the application
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Jan 22, 2021
(Electronic) Receipt
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Jan 22, 2021
Amended description with annotations
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Jan 22, 2021
Description
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Jan 22, 2021
Letter accompanying subsequently filed items
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Jan 22, 2021
Oct 12, 2020
Annex to the communication
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Oct 12, 2020
Communication from the Examining Division
Search/Exam
Jul 30, 2020
(Electronic) Receipt
Search/Exam
Jul 30, 2020
Amended claims with annotations
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Jul 30, 2020
Claims
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Jul 30, 2020
Letter accompanying subsequently filed items
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Jul 30, 2020
Jun 8, 2020
Jun 3, 2020
(Electronic) Receipt
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Jun 3, 2020
Feb 4, 2020
Annex to the communication
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Feb 4, 2020
Communication from the Examining Division
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Jan 28, 2020
Examination started
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Nov 26, 2019
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Oct 31, 2019
(Electronic) Receipt
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Oct 31, 2019
Letter accompanying subsequently filed items
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Oct 31, 2019
Non-patent literature filed by a third party
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Oct 31, 2019
Observations by third parties
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Oct 31, 2019
Patent document filed by a Third party
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Apr 24, 2019
(Electronic) Receipt
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Apr 24, 2019
Apr 24, 2019
Amended claims with annotations
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Apr 24, 2019
Amendments received before examination
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Apr 24, 2019
Letter accompanying subsequently filed items
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Nov 23, 2018
Nov 7, 2018
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Nov 7, 2018
European search opinion
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Nov 7, 2018
Information on Search Strategy
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Nov 7, 2018
Supplementary European search report
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Oct 24, 2018
Search started
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Apr 20, 2018
Submission concerning representation
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Apr 5, 2018
Notification of forthcoming publication
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Feb 6, 2018
Feb 2, 2018
Communication to designated inventor
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Jan 19, 2018
Jan 16, 2018
Jan 16, 2018
Dec 31, 2017
Observations by third parties
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Dec 31, 2017
Patent document filed by a Third party
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Dec 31, 2017
Patent document filed by a Third party
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Dec 31, 2017
Patent document filed by a Third party
Search/Exam
Dec 31, 2017
Patent document filed by a Third party
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Dec 15, 2017
(Electronic) Receipt
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Dec 15, 2017
Abstract
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Dec 15, 2017
Claims
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Dec 15, 2017
Description
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Dec 15, 2017
Request for entry into the European phase
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Nov 10, 2017
Information on entry into European phase
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Jan 23, 2017
Jan 5, 2017
Copy of the international search report
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Jan 5, 2017
Jan 5, 2017
International publication pamphlet
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