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The patent EP3163675 was granted to Nippon Sheet Glass on Feb 17, 2021. The application was filed on Oct 27, 2016 under application number EP16196064A. The patent is currently recorded with a legal status of "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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| AGC GLASS EUROPE | Nov 17, 2021 | MULLER BORE & PARTNER PATENTANWALTE PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2014216805 |
| OPPOSITION | AU2014201816 |
| OPPOSITION | EP2173008 |
| OPPOSITION | EP2797164 |
| OPPOSITION | EP3101733 |
| OPPOSITION | JPH09153716 |
| SEARCH | EP2173008 |
| SEARCH | EP2797164 |
| SEARCH | EP3118930 |
| SEARCH | WO2015137108 |
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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Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
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Nov 25, 2025
Nov 20, 2025
(Electronic) Receipt
Appeal
Nov 20, 2025
Authorisation
Appeal
Nov 20, 2025
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Nov 13, 2025
Nov 12, 2025
(Electronic) Receipt
Appeal
Nov 12, 2025
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Nov 5, 2025
Oct 31, 2025
(Electronic) Receipt
Appeal
Oct 31, 2025
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Oct 16, 2025
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(Electronic) Receipt
Appeal
Oct 10, 2025
Oct 10, 2025
Oct 8, 2025
Oct 1, 2025
(Electronic) Receipt
Appeal
Oct 1, 2025
Oct 1, 2025
Sep 19, 2025
Sep 15, 2025
Annex
Appeal
Sep 15, 2025
Sep 15, 2025
Sep 10, 2025
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Jan 28, 2025
(Electronic) Receipt
Appeal
Jan 28, 2025
Jan 28, 2025
Nov 15, 2024
Nov 12, 2024
(Electronic) Receipt
Appeal
Nov 12, 2024
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Nov 7, 2024
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(Electronic) Receipt
Appeal
Aug 10, 2024
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Apr 12, 2024
(Electronic) Receipt
Appeal
Apr 12, 2024
Apr 12, 2024
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Mar 8, 2024
(Electronic) Receipt
Appeal
Mar 8, 2024
(Electronic) Receipt
Appeal
Mar 8, 2024
Authorisation
Appeal
Mar 8, 2024
Authorisation
Appeal
Mar 8, 2024
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Dec 19, 2023
Dec 14, 2023
(Electronic) Receipt
Appeal
Dec 14, 2023
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Reply to appeal
Appeal
Aug 14, 2023
Aug 4, 2023
(Electronic) Receipt
Appeal
Aug 4, 2023
Aug 4, 2023
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Jun 28, 2023
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Jun 1, 2023
(Electronic) Receipt
Appeal
Jun 1, 2023
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Notice of appeal
Appeal
Apr 7, 2023
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Means of redress
OPPO
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Authorisation
OPPO
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Mar 1, 2021
Jan 21, 2021
Decision to grant a European patent
Search/Exam
Jan 8, 2021
(Electronic) Receipt
Search/Exam
Jan 8, 2021
Filing of the translations of the claims
Search/Exam
Jan 8, 2021
French translation of claims
Search/Exam
Jan 8, 2021
German translation of the claims
Search/Exam
Jan 8, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 6, 2020
Oct 6, 2020
Oct 6, 2020
Intention to grant (signatures)
Search/Exam
Oct 6, 2020
Text intended for grant (clean copy)
Search/Exam
Oct 6, 2020
Mar 19, 2020
Document concerning representation
Search/Exam
Dec 30, 2019
(Electronic) Receipt
Search/Exam
Dec 30, 2019
Amended claims with annotations
Search/Exam
Dec 30, 2019
Claims
Search/Exam
Dec 30, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 30, 2019
Nov 7, 2019
Nov 4, 2019
(Electronic) Receipt
Search/Exam
Nov 4, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 4, 2019
Jun 28, 2019
Annex to the communication
Search/Exam
Jun 28, 2019
Communication from the Examining Division
Search/Exam
Jun 21, 2019
Examination started
Search/Exam
Dec 20, 2018
Dec 14, 2018
Dec 13, 2018
Nov 2, 2017
(Electronic) Receipt
Search/Exam
Nov 2, 2017
Nov 2, 2017
Amended claims with annotations
Search/Exam
Nov 2, 2017
Amendments received before examination
Search/Exam
Nov 2, 2017
Letter accompanying subsequently filed items
Search/Exam
May 9, 2017
Apr 5, 2017
Notification of forthcoming publication
Search/Exam
Mar 30, 2017
Mar 30, 2017
European search opinion
Search/Exam
Mar 30, 2017
European search report
Search/Exam
Mar 30, 2017
Information on Search Strategy
Search/Exam
Mar 20, 2017
Search started
Search/Exam
Mar 3, 2017
Feb 16, 2017
Feb 16, 2017
Jan 9, 2017
Communication to designated inventor
Search/Exam
Oct 27, 2016
Abstract
Search/Exam
Oct 27, 2016
Oct 27, 2016
Annex
Search/Exam
Oct 27, 2016
Claims
Search/Exam
Oct 27, 2016
Description
Search/Exam
Oct 27, 2016
Designation of inventor
Search/Exam
Oct 27, 2016
Drawings
Search/Exam
Oct 27, 2016
Request for grant of a European patent
Search/Exam