Stent Delivery Systems

Patent No. EP3238669 (titled "Stent Delivery Systems") was filed by Boston Scientific on Sep 23, 2011. The application was issued on Sep 10, 2025.

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
BARD PERIPHERAL VASCULAR	Jul 14, 2021	HOFFMANN EITLE

Dossier Documents

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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Aug 14, 2025
Decision to maintain the European patent in amended form
Aug 14, 2025
Decision to maintain the European patent in amended form
Aug 4, 2025
(Electronic) Receipt
Aug 4, 2025
Filing of the translation of the amended claims
Aug 4, 2025
French translation of claims
Aug 4, 2025
German translation of the claims
Aug 4, 2025
Letter accompanying subsequently filed items
May 23, 2025
Communication to opponent concerning maintenance
May 23, 2025
Communication with request to file translations
May 20, 2025
Maintenance of the patent with the documents specified in the final decision
May 16, 2025
Refund of fees
May 14, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
May 14, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
May 9, 2025
Composition of the board (T)
May 8, 2025
(Electronic) Receipt
May 8, 2025
Letter accompanying subsequently filed items
May 8, 2025
Withdrawal of an appeal
Mar 27, 2025
F3204 Communication of the file number to the parties
Mar 27, 2025
F3204 Communication of the file number to the parties
Mar 24, 2025
(Electronic) Receipt
Mar 24, 2025
Letter accompanying subsequently filed items
Mar 24, 2025
Notice of appeal
Jan 23, 2025
Annex to the communication - opposition
Jan 23, 2025
Brief communication - Opposition proceedings
Jan 23, 2025
Brief communication - Opposition proceedings
Jan 23, 2025
Decision of the Opposition Division and instruction
Jan 23, 2025
Druckexemplar in opposition procedure
Jan 23, 2025
Grounds for the decision (Annex) - opposition
Jan 23, 2025
Interlocutory decision in opposition proceedings
Jan 23, 2025
Interlocutory decision in opposition proceedings
Jan 23, 2025
Means of redress
Jan 23, 2025
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 23, 2025
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 23, 2025
Provision of a copy of the minutes - opposition procedure
Jan 23, 2025
Provision of a copy of the minutes - opposition procedure
Jan 23, 2025
Scanned annex to a communication - opposition procedure
Jan 23, 2025
Scanned annex to a communication - opposition procedure
Jan 23, 2025
Scanned annex to a communication - opposition procedure
Jan 23, 2025
Scanned annex to a communication - opposition procedure
Jan 23, 2025
Scanned annex to a communication - opposition procedure
Jan 23, 2025
Scanned annex to a communication - opposition procedure
Jan 23, 2025
Scanned annex to a communication - opposition procedure
Nov 6, 2024
Brief communication - Opposition proceedings
Nov 6, 2024
Information about the result of oral proceedings
Nov 5, 2024
(Electronic) Receipt
Nov 5, 2024
Brief communication - Opposition proceedings
Nov 5, 2024
Brief communication - Opposition proceedings
Nov 5, 2024
Letter accompanying subsequently filed items
Nov 5, 2024
Written submission in preparation to/during oral proceedings
Nov 4, 2024
Brief communication - Opposition proceedings
Oct 31, 2024
(Electronic) Receipt
Oct 31, 2024
Letter accompanying subsequently filed items
Oct 31, 2024
Written submission in preparation to/during oral proceedings
Sep 12, 2024
Brief communication - Opposition proceedings
Sep 12, 2024
Brief communication - Opposition proceedings
Sep 12, 2024
Brief communication - Opposition proceedings
Sep 11, 2024
Brief communication - Opposition proceedings
Sep 10, 2024
Brief communication - Opposition proceedings
Sep 6, 2024
(Electronic) Receipt
Sep 6, 2024
(Electronic) Receipt
Sep 6, 2024
Citation in opposition procedure - 023
Sep 6, 2024
Citation in opposition procedure - 024
Sep 6, 2024
Citation in opposition procedure - 025
Sep 6, 2024
Citation in opposition procedure - 026
Sep 6, 2024
Consolidated list of cited opposition documents
Sep 6, 2024
Letter accompanying subsequently filed items
Sep 6, 2024
Letter accompanying subsequently filed items
Sep 6, 2024
Written submission in preparation to/during oral proceedings
Sep 5, 2024
(Electronic) Receipt
Sep 5, 2024
Auxiliary request during Opposition procedure
Sep 5, 2024
Auxiliary request during Opposition procedure
Sep 5, 2024
Auxiliary request during Opposition procedure - 06
Sep 5, 2024
Auxiliary request during Opposition procedure - 07
Sep 5, 2024
Letter accompanying subsequently filed items
Sep 5, 2024
Written submission in preparation to/during oral proceedings
Aug 30, 2024
Brief communication - Opposition proceedings
Aug 30, 2024
Brief communication - Opposition proceedings
Aug 28, 2024
Non-scannable object
Aug 27, 2024
(Electronic) Receipt
Aug 27, 2024
(Electronic) Receipt
Aug 27, 2024
Any annexes (other than citation) to an opposition letter
Aug 27, 2024
Letter accompanying subsequently filed items
Aug 27, 2024
Letter accompanying subsequently filed items
Aug 27, 2024
Written submission in preparation to/during oral proceedings
Aug 27, 2024
Written submission in preparation to/during oral proceedings
Aug 22, 2024
Brief communication - Opposition proceedings
Aug 19, 2024
(Electronic) Receipt
Aug 19, 2024
Letter accompanying subsequently filed items
Aug 19, 2024
Request for interpreters during oral proceedings
Mar 18, 2024
Brief communication - Opposition proceedings
Mar 13, 2024
(Electronic) Receipt
Mar 13, 2024
Any annexes (other than citation) to an opposition letter
Mar 13, 2024
Letter accompanying subsequently filed items
Mar 13, 2024
Letter regarding the opposition procedure (no time limit)
Mar 5, 2024
(Electronic) Receipt
Mar 5, 2024
Letter accompanying subsequently filed items
Mar 5, 2024
Written submission in preparation to/during oral proceedings
Feb 21, 2024
Annex to the communication - opposition
Feb 21, 2024
Brief communication - Opposition proceedings
Feb 21, 2024
Brief communication - Opposition proceedings
Feb 21, 2024
Brief communication - Opposition proceedings
Feb 21, 2024
Information concerning oral proceedings
Feb 21, 2024
Scanned annex to a communication - opposition procedure
Feb 21, 2024
Scanned annex to a communication - opposition procedure
Feb 21, 2024
Scanned annex to a communication - opposition procedure
Feb 21, 2024
Settlement of expenses for witnesses and experts
Feb 21, 2024
Summons to attend oral proceedings
Feb 21, 2024
Summons to attend oral proceedings
Feb 21, 2024
Summons to give evidence
Apr 5, 2023
Enlargement of the examining/opposition division
May 9, 2022
Brief communication - Opposition proceedings
May 3, 2022
(Electronic) Receipt
May 3, 2022
Letter accompanying subsequently filed items
May 3, 2022
Letter regarding the opposition procedure (no time limit)
Mar 15, 2022
Brief communication - Opposition proceedings
Mar 9, 2022
(Electronic) Receipt
Mar 9, 2022
Citation in opposition procedure - 021
Mar 9, 2022
Citation in opposition procedure - 022
Mar 9, 2022
Letter accompanying subsequently filed items
Mar 9, 2022
Letter regarding the opposition procedure (no time limit)
Feb 4, 2022
Brief communication - Opposition proceedings
Dec 28, 2021
(Electronic) Receipt
Dec 28, 2021
Auxiliary request during Opposition procedure
Dec 28, 2021
Auxiliary request during Opposition procedure
Dec 28, 2021
Auxiliary request during Opposition procedure
Dec 28, 2021
Auxiliary request during Opposition procedure
Dec 28, 2021
Auxiliary request during Opposition procedure
Dec 28, 2021
Auxiliary request during Opposition procedure - 01
Dec 28, 2021
Auxiliary request during Opposition procedure - 02
Dec 28, 2021
Auxiliary request during Opposition procedure - 03
Dec 28, 2021
Auxiliary request during Opposition procedure - 04
Dec 28, 2021
Auxiliary request during Opposition procedure - 05
Dec 28, 2021
Letter accompanying subsequently filed items
Dec 28, 2021
Reply of the patent proprietor to the notice(s) of opposition
Aug 18, 2021
Communication of a notice of opposition and request to file observations
Aug 18, 2021
Notice of further oppositions to opponent(s)
Jul 23, 2021
Communication of a notice of opposition - first information to patent proprietor
Jul 14, 2021
(Electronic) Receipt
Jul 14, 2021
Citation in opposition procedure - 001
Jul 14, 2021
Citation in opposition procedure - 002
Jul 14, 2021
Citation in opposition procedure - 003
Jul 14, 2021
Citation in opposition procedure - 004
Jul 14, 2021
Citation in opposition procedure - 005
Jul 14, 2021
Citation in opposition procedure - 006
Jul 14, 2021
Citation in opposition procedure - 007
Jul 14, 2021
Citation in opposition procedure - 008
Jul 14, 2021
Citation in opposition procedure - 009
Jul 14, 2021
Citation in opposition procedure - 010
Jul 14, 2021
Citation in opposition procedure - 011
Jul 14, 2021
Citation in opposition procedure - 012
Jul 14, 2021
Citation in opposition procedure - 013
Jul 14, 2021
Citation in opposition procedure - 014
Jul 14, 2021
Citation in opposition procedure - 015
Jul 14, 2021
Citation in opposition procedure - 016
Jul 14, 2021
Citation in opposition procedure - 017
Jul 14, 2021
Citation in opposition procedure - 018
Jul 14, 2021
Citation in opposition procedure - 019
Jul 14, 2021
Citation in opposition procedure - 020
Jul 14, 2021
Notice of opposition
Jul 14, 2021
Notice of opposition
Nov 16, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 8, 2020
Decision to grant a European patent
Sep 23, 2020
(Electronic) Receipt
Sep 23, 2020
Filing of the translations of the claims
Sep 23, 2020
French translation of claims
Sep 23, 2020
German translation of the claims
Sep 23, 2020
Letter accompanying subsequently filed items
Jun 29, 2020
Bibliographic data of the European patent application
Jun 29, 2020
Communication about intention to grant a European patent
Jun 29, 2020
Intention to grant (signatures)
Jun 29, 2020
Text intended for grant (clean copy)
Jun 29, 2020
Text intended for grant (version for approval)
Apr 2, 2020
(Electronic) Receipt
Apr 2, 2020
Description
Apr 2, 2020
Letter accompanying subsequently filed items
Apr 2, 2020
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Dec 19, 2019
Bibliographic data of the European patent application
Dec 19, 2019
Communication about intention to grant a European patent
Dec 19, 2019
Intention to grant (signatures)
Dec 19, 2019
Text intended for grant (clean copy)
Dec 19, 2019
Text intended for grant (version for approval)
Oct 22, 2019
Amended claims with annotations
Oct 22, 2019
Amended description with annotations
Oct 22, 2019
Claims
Oct 22, 2019
Description
Oct 22, 2019
Reply to communication from the Examining Division
Oct 11, 2019
Annex to the communication
Oct 11, 2019
Consultation by telephone/in person
Oct 11, 2019
Result of consultation by telephone/in person
Jun 6, 2019
Amended claims with annotations
Jun 6, 2019
Amended description with annotations
Jun 6, 2019
Claims
Jun 6, 2019
Description
Jun 6, 2019
Reply to communication from the Examining Division
Apr 29, 2019
Grant of extension of time limit (examination procedure)
Apr 17, 2019
Request for extension of time limit to communication from the Examining Division
Dec 7, 2018
Annex to the communication
Dec 7, 2018
Communication from the Examining Division
Nov 30, 2018
Examination started
Apr 20, 2018
Amended claims filed after receipt of (European) search report
Apr 20, 2018
Amended claims with annotations
Apr 20, 2018
Amendments received before examination
Nov 6, 2017
Invitation to confirm maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Oct 18, 2017
Refund of fees
Oct 5, 2017
Notification of forthcoming publication
Oct 4, 2017
Payment of fees and costs
Sep 13, 2017
Invitation to indicate correct address of inventor
Sep 1, 2017
Letter which had not been notified
Aug 18, 2017
Communication regarding the transmission of the European search report
Aug 18, 2017
European search opinion
Aug 18, 2017
European search report
Aug 18, 2017
Information on Search Strategy
Aug 4, 2017
Communication to designated inventor
Aug 4, 2017
Communication to designated inventor
Aug 4, 2017
Communication to designated inventor
Aug 4, 2017
Communication to designated inventor
Aug 1, 2017
Search started
Jun 8, 2017
Abstract
Jun 8, 2017
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Jun 8, 2017
Annex
Jun 8, 2017
Claims
Jun 8, 2017
Description
Jun 8, 2017
Designation of inventor
Jun 8, 2017
Drawings
Jun 8, 2017
Request for grant of a European patent
Jun 12, 2012
Priority document (electronically transmitted)

EP3238669

BOSTON SCIENTIFIC

Application Number: EP17174920A
Filing Date: Sep 23, 2011
Status: Patent Maintained As Amended; Aug 8, 2025
Publication Date: Sep 10, 2025
External Links: Slate, Register , Google Patents

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Dossier Documents

EP3238669