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The patent EP3428232B1 was granted to Tianjin Kingfa NEW Material on Aug 11, 2021 following the initial filing on Aug 30, 2016 under the application number EP16893242A . The current legal status of the patent is 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.
The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.
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Description
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Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 8, 2025
(Electronic) Receipt
Appeal
Aug 8, 2025
Jul 29, 2025
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Jul 23, 2025
(Electronic) Receipt
Appeal
Jul 23, 2025
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Jul 16, 2025
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Jul 11, 2025
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Aug 15, 2024
(Electronic) Receipt
Appeal
Aug 15, 2024
Aug 15, 2024
Reply to appeal
Appeal
Apr 15, 2024
Apr 15, 2024
Apr 10, 2024
(Electronic) Receipt
Appeal
Apr 10, 2024
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Feb 14, 2024
(Electronic) Receipt
Appeal
Feb 14, 2024
Feb 14, 2024
Notice of appeal
Appeal
Dec 19, 2023
Dec 15, 2023
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Means of redress
OPPO
Dec 15, 2023
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Aug 24, 2021
Aug 18, 2021
Refund of fees
Search/Exam
Jul 15, 2021
Decision to grant a European patent
Search/Exam
Jul 5, 2021
(Electronic) Receipt
Search/Exam
Jul 5, 2021
Filing of the translations of the claims
Search/Exam
Jul 5, 2021
French translation of claims
Search/Exam
Jul 5, 2021
German translation of the claims
Search/Exam
Jul 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 9, 2021
Mar 9, 2021
Mar 9, 2021
Text intended for grant (clean copy)
Search/Exam
Mar 9, 2021
Mar 8, 2021
Intention to grant (signatures)
Search/Exam
Feb 2, 2021
Examination started
Search/Exam
Jun 17, 2020
(Electronic) Receipt
Search/Exam
Jun 17, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 17, 2020
Apr 23, 2020
Apr 9, 2020
(Electronic) Receipt
Search/Exam
Apr 9, 2020
Apr 9, 2020
Amended claims with annotations
Search/Exam
Apr 9, 2020
Apr 9, 2020
Amended description with annotations
Search/Exam
Apr 9, 2020
Amendments received before examination
Search/Exam
Apr 9, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 7, 2019
Sep 18, 2019
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European search opinion
Search/Exam
Sep 18, 2019
Information on Search Strategy
Search/Exam
Sep 18, 2019
Supplementary European search report
Search/Exam
Sep 9, 2019
Search started
Search/Exam
Dec 19, 2018
Notification of forthcoming publication
Search/Exam
Oct 16, 2018
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Oct 12, 2018
Communication to designated inventor
Search/Exam
Sep 26, 2018
Sep 26, 2018
Mar 8, 2018
Notification of the recording of a change
Search/Exam
Nov 17, 2017
Notification of the recording of a change
Search/Exam
Nov 14, 2017
Oct 18, 2017
(Electronic) Receipt
Search/Exam
Oct 18, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 18, 2017
Oct 2, 2017
Sep 29, 2017
(Electronic) Receipt
Search/Exam
Sep 29, 2017
Abstract
Search/Exam
Sep 29, 2017
Sep 29, 2017
Claims
Search/Exam
Sep 29, 2017
Description
Search/Exam
Sep 29, 2017
Request for entry into the European phase
Search/Exam
Sep 14, 2017
Copy of the international search report
Search/Exam
Sep 14, 2017
Sep 14, 2017
International publication pamphlet
Search/Exam