Patent No. EP3137427 (titled "Partially Crystallised Glass Plate") was filed by Eurokera SNC on Apr 28, 2015. The application was issued on Mar 10, 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 |
|---|---|---|
| SCHOTT | Dec 10, 2021 | FUCHS PATENTANWALTE PARTNERSCHAFT MBB |
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
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 10, 2025
Jul 9, 2025
Jul 9, 2025
Jul 9, 2025
Jul 9, 2025
Jul 9, 2025
Jul 9, 2025
Jul 9, 2025
Jul 7, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Oct 15, 2024
Oct 10, 2024
Oct 10, 2024
Oct 10, 2024
Oct 10, 2024
Oct 10, 2024
Oct 10, 2024
Oct 10, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 6, 2024
Aug 30, 2024
Aug 30, 2024
Aug 30, 2024
Mar 21, 2024
Mar 21, 2024
Mar 21, 2024
Mar 21, 2024
Mar 21, 2024
Mar 21, 2024
May 6, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Apr 29, 2022
Jan 26, 2022
Jan 21, 2022
Dec 23, 2021
Dec 23, 2021
Dec 16, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Mar 22, 2021
Feb 11, 2021
Feb 2, 2021
Feb 2, 2021
Feb 2, 2021
Feb 2, 2021
Feb 2, 2021
Oct 8, 2020
Oct 8, 2020
Oct 8, 2020
Oct 8, 2020
Oct 8, 2020
May 26, 2020
May 26, 2020
May 26, 2020
May 26, 2020
May 26, 2020
Jan 27, 2020
Jan 27, 2020
Jan 16, 2020
Jan 16, 2020
Jan 16, 2020
Oct 25, 2019
Oct 25, 2019
Oct 25, 2019
Oct 25, 2019
Oct 25, 2019
Sep 10, 2019
Sep 10, 2019
Sep 10, 2019
Sep 10, 2019
Aug 26, 2019
Aug 26, 2019
Jul 11, 2019
May 14, 2019
May 14, 2019
May 6, 2019
May 6, 2019
May 6, 2019
May 6, 2019
May 6, 2019
Mar 22, 2019
Mar 18, 2019
Mar 18, 2019
Mar 18, 2019
Nov 22, 2018
Nov 22, 2018
Nov 16, 2018
Jul 26, 2018
May 15, 2017
May 15, 2017
May 15, 2017
May 15, 2017
May 15, 2017
Feb 8, 2017
Dec 9, 2016
Dec 7, 2016
Dec 7, 2016
Dec 2, 2016
Nov 15, 2016
Sep 29, 2016
Sep 29, 2016
Sep 9, 2016
Nov 23, 2015
Nov 5, 2015
Nov 5, 2015
Nov 5, 2015
Jul 27, 2015
Jul 27, 2015
Jul 27, 2015
Apr 28, 2015
Apr 28, 2015
Apr 28, 2015