Patent No. EP3467056 (titled "Cationic Electrodeposition Coating Composition") was filed by Nippon Paint Automotive Coatings on May 30, 2017. The application was issued on Jul 14, 2021.

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 |
|---|---|---|
| PPG INDUSTRIES | Apr 13, 2022 | F & E PATENT |
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
Get instant alerts for new documents
Dec 8, 2025
Dec 8, 2025
Apr 7, 2025
Apr 7, 2025
Apr 2, 2025
Dec 2, 2024
Nov 26, 2024
Nov 26, 2024
Nov 26, 2024
Aug 22, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 9, 2024
Aug 9, 2024
Aug 7, 2024
Aug 7, 2024
Aug 7, 2024
Apr 15, 2024
Apr 12, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Jan 30, 2024
Jan 30, 2024
Jan 25, 2024
Jan 25, 2024
Jan 25, 2024
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Oct 12, 2023
Oct 10, 2023
Oct 9, 2023
Oct 9, 2023
Oct 9, 2023
Aug 18, 2023
Aug 14, 2023
Aug 10, 2023
Aug 10, 2023
Aug 10, 2023
Aug 9, 2023
Aug 9, 2023
Aug 9, 2023
Aug 9, 2023
Aug 9, 2023
Apr 6, 2023
Mar 30, 2023
Mar 28, 2023
Mar 28, 2023
Mar 28, 2023
Mar 24, 2023
Mar 14, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Feb 16, 2023
Feb 16, 2023
Feb 16, 2023
Feb 16, 2023
Feb 16, 2023
Feb 16, 2023
Jan 12, 2023
Jan 6, 2023
Jan 6, 2023
Jan 6, 2023
Jan 6, 2023
Sep 19, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
May 4, 2022
May 4, 2022
Apr 21, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Jul 27, 2021
Jun 17, 2021
Jun 7, 2021
Jun 7, 2021
Jun 7, 2021
Jun 7, 2021
Jun 7, 2021
Feb 5, 2021
Feb 5, 2021
Feb 5, 2021
Feb 5, 2021
Feb 5, 2021
Jan 11, 2021
Jul 20, 2020
Jul 20, 2020
Jul 20, 2020
Jul 20, 2020
Mar 19, 2020
Jan 9, 2020
Dec 10, 2019
Dec 10, 2019
Dec 10, 2019
Dec 10, 2019
Mar 13, 2019
Jan 11, 2019
Jan 9, 2019
Jan 9, 2019
Jan 9, 2019
Dec 21, 2018
Dec 21, 2018
Dec 19, 2018
Dec 19, 2018
Dec 19, 2018
Dec 19, 2018
Dec 19, 2018
Dec 19, 2018
Dec 19, 2018
Oct 12, 2018
Feb 20, 2018
Dec 7, 2017
Dec 7, 2017
Dec 7, 2017