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The patent EP3263932 was granted to Daido Metal on Oct 23, 2019. The application was filed on May 10, 2017 under application number EP17170357A. 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 |
|---|---|---|---|
| MAHLE | Jul 23, 2020 | BRP RENAUD & PARTNER MBB RECHTSANWALTE PATENTANWALTE STEUERBERATER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2008240785 |
| DESCRIPTION | JP2015077786 |
| OPPOSITION | DE102004057560 |
| OPPOSITION | DE102005023457 |
| OPPOSITION | DE102011056761 |
| OPPOSITION | DE102013227186 |
| OPPOSITION | DE1444776 |
| OPPOSITION | DE1575591 |
| OPPOSITION | DE4037886 |
| OPPOSITION | EP2933355 |
| OPPOSITION | GB2356226 |
| OPPOSITION | JP2015200339 |
| OPPOSITION | JPS6386764 |
| OPPOSITION | US5996467 |
| OPPOSITION | US6305847 |
| OPPOSITION | WO2009150116 |
| SEARCH | DE102013227186 |
| SEARCH | JP2015200339 |
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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Jan 13, 2025
Refund of fees
Search/Exam
Jan 9, 2025
Jan 9, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Dec 20, 2024
(Electronic) Receipt
Appeal
Dec 20, 2024
Dec 20, 2024
Dec 20, 2024
Withdrawal of an appeal
Appeal
Dec 16, 2024
(Electronic) Receipt
Appeal
Dec 16, 2024
Dec 16, 2024
Dec 16, 2024
Dec 3, 2024
Dec 3, 2024
Nov 8, 2024
Nov 8, 2024
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Aug 29, 2024
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Mar 28, 2024
Mar 25, 2024
(Electronic) Receipt
Appeal
Mar 25, 2024
Mar 25, 2024
Jul 25, 2023
Apr 28, 2023
Apr 20, 2023
(Electronic) Receipt
Appeal
Apr 20, 2023
Apr 20, 2023
Apr 20, 2023
Apr 20, 2023
Apr 20, 2023
Apr 20, 2023
Apr 20, 2023
Apr 20, 2023
Claims
Appeal
Apr 20, 2023
Claims
Appeal
Apr 20, 2023
Claims
Appeal
Apr 20, 2023
Claims
Appeal
Apr 20, 2023
Claims
Appeal
Apr 20, 2023
Claims
Appeal
Apr 20, 2023
Description
Appeal
Apr 20, 2023
Apr 20, 2023
Reply to appeal
Appeal
Mar 28, 2023
Mar 27, 2023
(Electronic) Receipt
Appeal
Mar 27, 2023
Mar 27, 2023
Nov 18, 2022
Nov 4, 2022
(Electronic) Receipt
Appeal
Nov 4, 2022
Nov 4, 2022
Nov 4, 2022
Sep 6, 2022
Sep 6, 2022
Aug 31, 2022
(Electronic) Receipt
Appeal
Aug 31, 2022
Aug 31, 2022
Notice of appeal
Appeal
Jun 28, 2022
Jun 27, 2022
Jun 27, 2022
Jun 27, 2022
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Jun 27, 2022
Means of redress
OPPO
Jun 27, 2022
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Description
OPPO
Feb 17, 2022
Description
OPPO
Feb 17, 2022
Description
OPPO
Feb 17, 2022
Description
OPPO
Feb 17, 2022
Description
OPPO
Feb 17, 2022
Description
OPPO
Feb 17, 2022
Feb 17, 2022
Dec 15, 2021
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Aug 14, 2020
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Jul 23, 2020
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Nov 4, 2019
Sep 26, 2019
Decision to grant a European patent
Search/Exam
Sep 17, 2019
Sep 17, 2019
Sep 17, 2019
Sep 17, 2019
Intention to grant (signatures)
Search/Exam
Sep 17, 2019
Text intended for grant (clean copy)
Search/Exam
Sep 17, 2019
Aug 28, 2019
Aug 20, 2019
(Electronic) Receipt
Search/Exam
Aug 20, 2019
Amended description with annotations
Search/Exam
Aug 20, 2019
Description
Search/Exam
Aug 20, 2019
French translation of claims
Search/Exam
Aug 20, 2019
German translation of the claims
Search/Exam
Aug 20, 2019
Letter concerning fees and payments
Search/Exam
Aug 20, 2019
Apr 15, 2019
Apr 15, 2019
Apr 15, 2019
Apr 15, 2019
Apr 15, 2019
Intention to grant (signatures)
Search/Exam
Apr 15, 2019
Text intended for grant (clean copy)
Search/Exam
Apr 15, 2019
Apr 12, 2019
(Electronic) Receipt
Search/Exam
Apr 12, 2019
Enquiry as to the processing of the file
Search/Exam
Apr 12, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 5, 2019
Examination started
Search/Exam
May 15, 2018
(Electronic) Receipt
Search/Exam
May 15, 2018
May 15, 2018
May 15, 2018
May 15, 2018
Amended claims with annotations
Search/Exam
May 15, 2018
Amended claims with annotations
Search/Exam
May 15, 2018
Amended claims with annotations
Search/Exam
May 15, 2018
Amendments received before examination
Search/Exam
May 15, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 8, 2018
Dec 6, 2017
Dec 6, 2017
European search opinion
Search/Exam
Dec 6, 2017
European search report
Search/Exam
Dec 6, 2017
Information on Search Strategy
Search/Exam
Dec 6, 2017
Notification of forthcoming publication
Search/Exam
Nov 30, 2017
Modified abstract
Search/Exam
Nov 27, 2017
Search started
Search/Exam
Jul 26, 2017
Jul 24, 2017
Jul 11, 2017
Jul 3, 2017
Communication to designated inventor
Search/Exam
Jul 3, 2017
Communication to designated inventor
Search/Exam
Jul 3, 2017
Communication to designated inventor
Search/Exam
Jun 26, 2017
(Electronic) Receipt
Search/Exam
Jun 26, 2017
Grounds for re-establishment of rights
Search/Exam
Jun 26, 2017
Grounds for re-establishment of rights
Search/Exam
Jun 26, 2017
Grounds for re-establishment of rights
Search/Exam
Jun 26, 2017
Grounds for re-establishment of rights
Search/Exam
Jun 26, 2017
Grounds for re-establishment of rights
Search/Exam
Jun 26, 2017
Grounds for re-establishment of rights
Search/Exam
Jun 26, 2017
Grounds for re-establishment of rights
Search/Exam
Jun 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 26, 2017
Letter concerning the priority
Search/Exam
Jun 26, 2017
Request for re-establishment of rights
Search/Exam
May 10, 2017
Abstract
Search/Exam
May 10, 2017
May 10, 2017
Authorisation
Search/Exam
May 10, 2017
Claims
Search/Exam
May 10, 2017
Description
Search/Exam
May 10, 2017
Designation of inventor
Search/Exam
May 10, 2017
Drawings
Search/Exam
May 10, 2017
Request for grant of a European patent
Search/Exam