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The patent EP3299494 was granted to Toyo Seikan Group on Oct 13, 2021. The application was filed on May 18, 2016 under application number EP16796531A. 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 |
|---|---|---|---|
| THE SHERWIN WILLIAMS | Jul 13, 2022 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | JP2002338881 |
| INTERNATIONAL-SEARCH-REPORT | JP2008297594 |
| INTERNATIONAL-SEARCH-REPORT | JP2012031221 |
| INTERNATIONAL-SEARCH-REPORT | JP2012031223 |
| INTERNATIONAL-SEARCH-REPORT | WO2007100018 |
| OPPOSITION | EP1982923 |
| OPPOSITION | EP2832897 |
| OPPOSITION | JP2003246006 |
| OPPOSITION | JP2008297594 |
| OPPOSITION | US2003015258 |
| OPPOSITION | US4921552 |
| OPPOSITION | WO2004013240 |
| OPPOSITION | WO2012051540 |
| OPPOSITION | WO2013123314 |
| SEARCH | EP2578727 |
| SEARCH | EP2832897 |
| SEARCH | JP2003246006 |
| SEARCH | JP2012031221 |
| SEARCH | JP2012031223 |
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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Oct 26, 2021
Sep 16, 2021
Decision to grant a European patent
Search/Exam
Sep 6, 2021
(Electronic) Receipt
Search/Exam
Sep 6, 2021
Filing of the translations of the claims
Search/Exam
Sep 6, 2021
French translation of claims
Search/Exam
Sep 6, 2021
German translation of the claims
Search/Exam
Sep 6, 2021
Letter accompanying subsequently filed items
Search/Exam
May 14, 2021
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Intention to grant (signatures)
Search/Exam
May 14, 2021
Text intended for grant (clean copy)
Search/Exam
May 14, 2021
Feb 11, 2020
(Electronic) Receipt
Search/Exam
Feb 11, 2020
Amended claims with annotations
Search/Exam
Feb 11, 2020
Amended description with annotations
Search/Exam
Feb 11, 2020
Claims
Search/Exam
Feb 11, 2020
Description
Search/Exam
Feb 11, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 11, 2020
Nov 18, 2019
Annex to the communication
Search/Exam
Nov 18, 2019
Communication from the Examining Division
Search/Exam
Oct 10, 2019
(Electronic) Receipt
Search/Exam
Oct 10, 2019
Amended claims with annotations
Search/Exam
Oct 10, 2019
Claims
Search/Exam
Oct 10, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 10, 2019
Jun 12, 2019
Annex to the communication
Search/Exam
Jun 12, 2019
Communication from the Examining Division
Search/Exam
Jun 3, 2019
Examination started
Search/Exam
May 1, 2019
(Electronic) Receipt
Search/Exam
May 1, 2019
May 1, 2019
Amended claims with annotations
Search/Exam
May 1, 2019
Amendments received before examination
Search/Exam
May 1, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 16, 2018
Oct 30, 2018
Oct 30, 2018
European search opinion
Search/Exam
Oct 30, 2018
Information on Search Strategy
Search/Exam
Oct 30, 2018
Supplementary European search report
Search/Exam
Oct 16, 2018
Search started
Search/Exam
Feb 28, 2018
Notification of forthcoming publication
Search/Exam
Jan 19, 2018
(Electronic) Receipt
Search/Exam
Jan 19, 2018
Jan 19, 2018
Amended description with annotations
Search/Exam
Jan 19, 2018
Amendments received before examination
Search/Exam
Jan 19, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 5, 2018
Jan 3, 2018
Communication to designated inventor
Search/Exam
Jan 3, 2018
Communication to designated inventor
Search/Exam
Jan 3, 2018
Communication to designated inventor
Search/Exam
Jan 3, 2018
Communication to designated inventor
Search/Exam
Dec 5, 2017
Dec 5, 2017
Nov 1, 2017
(Electronic) Receipt
Search/Exam
Nov 1, 2017
Abstract
Search/Exam
Nov 1, 2017
Claims
Search/Exam
Nov 1, 2017
Description
Search/Exam
Nov 1, 2017
Drawings
Search/Exam
Nov 1, 2017
Matter concerning the application
Search/Exam
Nov 1, 2017
Request for entry into the European phase
Search/Exam
Sep 29, 2017
Information on entry into European phase
Search/Exam
Dec 12, 2016
Nov 24, 2016
Copy of the international search report
Search/Exam
Nov 24, 2016
Nov 24, 2016
International publication pamphlet
Search/Exam