The patent EP3131504 was granted to ST Jude Medical on Mar 15, 2023. The application was originally filed on Apr 13, 2015 under application number EP15718727A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
Get a free citation report including examiner, opposition, and international search citations.
Get Citation ReportThe 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
Sep 9, 2025
Sep 9, 2025
Sep 9, 2025
Sep 9, 2025
Sep 4, 2025
(Electronic) Receipt
Appeal
Sep 4, 2025
Sep 4, 2025
Notice of appeal
Appeal
Sep 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Means of redress
OPPO
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Apr 2, 2025
Feb 4, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Nov 19, 2024
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Aug 15, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 14, 2024
Aug 2, 2024
Jul 30, 2024
Jul 30, 2024
Jul 30, 2024
May 8, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
Jan 4, 2024
Jan 4, 2024
Dec 21, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Dec 15, 2023
Mar 28, 2023
Feb 16, 2023
Decision to grant a European patent
Search/Exam
Feb 2, 2023
(Electronic) Receipt
Search/Exam
Feb 2, 2023
French translation of claims
Search/Exam
Feb 2, 2023
German translation of the claims
Search/Exam
Feb 2, 2023
Letter accompanying subsequently filed items
Search/Exam
Oct 6, 2022
Oct 6, 2022
Oct 6, 2022
Oct 6, 2022
Intention to grant (signatures)
Search/Exam
Oct 6, 2022
Text intended for grant (clean copy)
Search/Exam
Oct 6, 2022
Aug 1, 2019
(Electronic) Receipt
Search/Exam
Aug 1, 2019
Amended claims with annotations
Search/Exam
Aug 1, 2019
Amended description with annotations
Search/Exam
Aug 1, 2019
Claims
Search/Exam
Aug 1, 2019
Description
Search/Exam
Aug 1, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 1, 2019
Apr 3, 2019
Annex to the communication
Search/Exam
Apr 3, 2019
Communication from the Examining Division
Search/Exam
Mar 27, 2019
Examination started
Search/Exam
Dec 14, 2018
Apr 11, 2017
(Electronic) Receipt
Search/Exam
Apr 11, 2017
Apr 11, 2017
Amended claims with annotations
Search/Exam
Apr 11, 2017
Apr 11, 2017
Amended description with annotations
Search/Exam
Apr 11, 2017
Amendments received before examination
Search/Exam
Apr 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 25, 2017
Nov 22, 2016
Nov 18, 2016
Communication to designated inventor
Search/Exam
Nov 18, 2016
Communication to designated inventor
Search/Exam
Nov 18, 2016
Communication to designated inventor
Search/Exam
Nov 18, 2016
Communication to designated inventor
Search/Exam
Oct 31, 2016
Sep 27, 2016
(Electronic) Receipt
Search/Exam
Sep 27, 2016
Request for entry into the European phase
Search/Exam
Aug 26, 2016
Information on entry into European phase
Search/Exam
Nov 11, 2015
Oct 22, 2015
Copy of the international search report
Search/Exam
Oct 22, 2015
Published international application - A1
Search/Exam
Jul 13, 2015
Jul 13, 2015
Jul 13, 2015
Jun 29, 2015
Jun 29, 2015
Jun 29, 2015
Apr 23, 2015
Abstract
PCTISA
Apr 23, 2015
Annex
PCTISA
Apr 23, 2015
Claims
PCTISA
Apr 23, 2015
Description
PCTISA
Apr 23, 2015
Drawings
PCTISA
Apr 23, 2015