Left Atrial Appendage Occluder

Patent No. EP3241498 (titled "Left Atrial Appendage Occluder") was filed by Lifetech Scientific Shenzhen on Dec 31, 2015. The application was issued on Sep 18, 2019.

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
AGA MEDICAL	Jun 17, 2020	POTTER CLARKSON
KARO PATENTANWALTE KAHLHOFER ROSSLER KREUELS PARTG MBB	Jun 17, 2020	KARO

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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Jul 31, 2024
Decision of the Board of Appeal
Jul 31, 2024
F3032 Notification(s) of the decision
Jul 31, 2024
F3032 Notification(s) of the decision
Jul 31, 2024
F3032 Notification(s) of the decision
May 28, 2024
F3013 Oral Proceedings: Forwarding minutes
May 28, 2024
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Apr 19, 2024
F3345 Forwarding of submissions to parties
Apr 19, 2024
F3345 Forwarding of submissions to parties
Apr 16, 2024
(Electronic) Receipt
Apr 16, 2024
Letter accompanying subsequently filed items
Apr 16, 2024
Request for interpreters during oral proceedings
Feb 14, 2024
F3345 Forwarding of submissions to parties
Feb 14, 2024
F3345 Forwarding of submissions to parties
Feb 12, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 12, 2024
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Feb 9, 2024
(Electronic) Receipt
Feb 9, 2024
F3345 Forwarding of submissions to parties
Feb 9, 2024
F3345 Forwarding of submissions to parties
Feb 9, 2024
Letter accompanying subsequently filed items
Feb 9, 2024
Request for interpreters during oral proceedings
Feb 8, 2024
F3011.1 Oral Proceedings: summons
Feb 8, 2024
F3011.1 Oral Proceedings: summons
Feb 8, 2024
F3011.1 Oral Proceedings: summons
Feb 6, 2024
(Electronic) Receipt
Feb 6, 2024
Letter accompanying subsequently filed items
Feb 6, 2024
Letter relating to Appeal Procedure
Feb 5, 2024
F3010 Oral proceedings: order for summons
Feb 1, 2024
Composition of the board (T)
Nov 8, 2023
F3345 Forwarding of submissions to parties
Nov 8, 2023
F3345 Forwarding of submissions to parties
Nov 3, 2023
(Electronic) Receipt
Nov 3, 2023
Letter accompanying subsequently filed items
Nov 3, 2023
Letter relating to Appeal Procedure
Nov 3, 2023
Miscellaneous requests concerning client data
Oct 27, 2023
F3345 Forwarding of submissions to parties
Oct 27, 2023
F3345 Forwarding of submissions to parties
Oct 23, 2023
(Electronic) Receipt
Oct 23, 2023
Annexes (other than cited documents) regarding appeal procedure
Oct 23, 2023
Letter accompanying subsequently filed items
Oct 23, 2023
Letter relating to Appeal Procedure
May 10, 2023
F3345 Forwarding of submissions to parties
May 10, 2023
F3345 Forwarding of submissions to parties
May 4, 2023
(Electronic) Receipt
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Amended claims with annotations
May 4, 2023
Auxiliary request during appeals procedure - 01
May 4, 2023
Auxiliary request during appeals procedure - 01
May 4, 2023
Auxiliary request during appeals procedure - 02
May 4, 2023
Auxiliary request during appeals procedure - 02
May 4, 2023
Auxiliary request during appeals procedure - 03
May 4, 2023
Auxiliary request during appeals procedure - 03
May 4, 2023
Auxiliary request during appeals procedure - 04
May 4, 2023
Auxiliary request during appeals procedure - 04
May 4, 2023
Auxiliary request during appeals procedure - 05
May 4, 2023
Auxiliary request during appeals procedure - 05
May 4, 2023
Auxiliary request during appeals procedure - 06
May 4, 2023
Auxiliary request during appeals procedure - 06
May 4, 2023
Auxiliary request during appeals procedure - 07
May 4, 2023
Auxiliary request during appeals procedure - 07
May 4, 2023
Letter accompanying subsequently filed items
May 4, 2023
Letter relating to Appeal Procedure
Jan 16, 2023
Communication of amended entries in the Register of European Patents
Jan 16, 2023
F3345 Forwarding of submissions to parties
Jan 16, 2023
F3345 Forwarding of submissions to parties
Dec 23, 2022
F3345 Forwarding of submissions to parties
Dec 23, 2022
F3345 Forwarding of submissions to parties
Dec 20, 2022
(Electronic) Receipt
Dec 20, 2022
Letter accompanying subsequently filed items
Dec 20, 2022
Letter relating to Appeal Procedure
Dec 20, 2022
Request concerning representative opponent
Aug 26, 2022
F3345 Forwarding of submissions to parties
Aug 26, 2022
F3345 Forwarding of submissions to parties
Aug 23, 2022
(Electronic) Receipt
Aug 23, 2022
Amended claims with annotations
Aug 23, 2022
Amended claims with annotations
Aug 23, 2022
Amended claims with annotations
Aug 23, 2022
Amended claims with annotations
Aug 23, 2022
Amended claims with annotations
Aug 23, 2022
Amended claims with annotations
Aug 23, 2022
Amended claims with annotations
Aug 23, 2022
Auxiliary request during appeals procedure - 01
Aug 23, 2022
Auxiliary request during appeals procedure - 02
Aug 23, 2022
Auxiliary request during appeals procedure - 03
Aug 23, 2022
Auxiliary request during appeals procedure - 04
Aug 23, 2022
Auxiliary request during appeals procedure - 05
Aug 23, 2022
Auxiliary request during appeals procedure - 06
Aug 23, 2022
Auxiliary request during appeals procedure - 07
Aug 23, 2022
Letter accompanying subsequently filed items
Aug 23, 2022
Main request during appeals procedure
Aug 23, 2022
Reply to appeal
Apr 14, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 14, 2022
F3345 Forwarding of submissions to parties
Apr 6, 2022
(Electronic) Receipt
Apr 6, 2022
Annexes (other than cited documents) regarding appeal procedure
Apr 6, 2022
Annexes (other than cited documents) regarding appeal procedure
Apr 6, 2022
Annexes (other than cited documents) regarding appeal procedure
Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
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Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
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Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
Cited document during appeal procedure
Apr 6, 2022
Letter accompanying subsequently filed items
Apr 6, 2022
Statement of grounds of appeal
Feb 28, 2022
F3204 Communication of the file number to the parties
Feb 28, 2022
F3204 Communication of the file number to the parties
Feb 28, 2022
F3204 Communication of the file number to the parties
Feb 15, 2022
Brief communication - Opposition proceedings
Feb 15, 2022
Brief communication - Opposition proceedings
Feb 10, 2022
(Electronic) Receipt
Feb 10, 2022
Annex to the communication - opposition
Feb 10, 2022
Brief communication - Opposition proceedings
Feb 10, 2022
Brief communication - Opposition proceedings
Feb 10, 2022
Brief communication - Opposition proceedings
Feb 10, 2022
Letter accompanying subsequently filed items
Feb 10, 2022
Letter regarding the opposition procedure (no time limit)
Feb 4, 2022
(Electronic) Receipt
Feb 4, 2022
Letter accompanying subsequently filed items
Feb 4, 2022
Notice of appeal
Jan 27, 2022
Brief communication - Opposition proceedings
Jan 27, 2022
Brief communication - Opposition proceedings
Jan 21, 2022
(Electronic) Receipt
Jan 21, 2022
Letter accompanying subsequently filed items
Jan 21, 2022
Letter regarding the opposition procedure (no time limit)
Dec 13, 2021
Advice of delivery
Dec 10, 2021
Advice of delivery
Dec 9, 2021
Advice of delivery
Dec 9, 2021
Annex to the communication - opposition
Dec 9, 2021
Decision of the Opposition Division and instruction
Dec 9, 2021
Druckexemplar in opposition procedure
Dec 9, 2021
Grounds for the decision (Annex) - opposition
Dec 9, 2021
Interlocutory decision in opposition proceedings
Dec 9, 2021
Interlocutory decision in opposition proceedings
Dec 9, 2021
Interlocutory decision in opposition proceedings
Dec 9, 2021
Means of redress
Dec 9, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 9, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 9, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 9, 2021
Provision of a copy of the minutes - opposition procedure
Dec 9, 2021
Provision of a copy of the minutes - opposition procedure
Dec 9, 2021
Provision of a copy of the minutes - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Scanned annex to a communication - opposition procedure
Dec 9, 2021
Transmittal of decision / summons - opposition
Dec 9, 2021
Transmittal of decision / summons - opposition
Dec 9, 2021
Transmittal of decision / summons - opposition
Nov 4, 2021
Information about the result of oral proceedings
Sep 13, 2021
Brief communication - Opposition proceedings
Sep 13, 2021
Brief communication - Opposition proceedings
Sep 13, 2021
Brief communication - Opposition proceedings
Sep 7, 2021
Brief communication - Opposition proceedings
Sep 7, 2021
Brief communication - Opposition proceedings
Sep 3, 2021
(Electronic) Receipt
Sep 3, 2021
(Electronic) Receipt
Sep 3, 2021
Citation in opposition procedure - 006
Sep 3, 2021
Citation in opposition procedure - 028
Sep 3, 2021
Citation in opposition procedure - 028
Sep 3, 2021
Citation in opposition procedure - 029
Sep 3, 2021
Citation in opposition procedure - 030
Sep 3, 2021
Citation in opposition procedure - 030
Sep 3, 2021
Citation in opposition procedure - 031
Sep 3, 2021
Citation in opposition procedure - 031
Sep 3, 2021
Citation in opposition procedure - 031
Sep 3, 2021
Citation in opposition procedure - 031
Sep 3, 2021
Citation in opposition procedure - 031
Sep 3, 2021
Citation in opposition procedure - 031
Sep 3, 2021
Consolidated list of cited opposition documents
Sep 3, 2021
Letter accompanying subsequently filed items
Sep 3, 2021
Letter accompanying subsequently filed items
Sep 3, 2021
Written submission in preparation to/during oral proceedings
Sep 3, 2021
Written submission in preparation to/during oral proceedings
Sep 2, 2021
(Electronic) Receipt
Sep 2, 2021
(Electronic) Receipt
Sep 2, 2021
Letter accompanying subsequently filed items
Sep 2, 2021
Letter accompanying subsequently filed items
Jun 28, 2021
Brief communication - Opposition proceedings
Jun 28, 2021
Brief communication - Opposition proceedings
Jun 22, 2021
(Electronic) Receipt
Jun 22, 2021
Letter accompanying subsequently filed items
Jun 22, 2021
Request for interpreters during oral proceedings
Jun 21, 2021
Notification concerning the date of oral proceedings
Jun 21, 2021
Notification concerning the date of oral proceedings
Jun 21, 2021
Notification concerning the date of oral proceedings
Mar 26, 2021
Advice of delivery
Mar 23, 2021
Advice of delivery
Mar 23, 2021
Advice of delivery
Mar 23, 2021
Annex to the communication - opposition
Mar 23, 2021
Information concerning oral proceedings
Mar 23, 2021
Summons to attend oral proceedings
Mar 23, 2021
Summons to attend oral proceedings
Mar 23, 2021
Summons to attend oral proceedings
Mar 23, 2021
Transmittal of decision / summons - opposition
Mar 23, 2021
Transmittal of decision / summons - opposition
Mar 23, 2021
Transmittal of decision / summons - opposition
Jan 21, 2021
Brief communication - Opposition proceedings
Jan 21, 2021
Brief communication - Opposition proceedings
Jan 12, 2021
(Electronic) Receipt
Jan 12, 2021
Auxiliary request during Opposition procedure
Jan 12, 2021
Auxiliary request during Opposition procedure
Jan 12, 2021
Auxiliary request during Opposition procedure
Jan 12, 2021
Auxiliary request during Opposition procedure
Jan 12, 2021
Auxiliary request during Opposition procedure - 01
Jan 12, 2021
Auxiliary request during Opposition procedure - 02
Jan 12, 2021
Auxiliary request during Opposition procedure - 03
Jan 12, 2021
Auxiliary request during Opposition procedure - 04
Jan 12, 2021
Citation in opposition procedure - 031
Jan 12, 2021
Letter accompanying subsequently filed items
Jan 12, 2021
Main request during Opposition procedure
Jan 12, 2021
Main request during Opposition procedure
Jan 12, 2021
Reply of the patent proprietor to the notice(s) of opposition
Nov 19, 2020
Brief communication - Opposition proceedings
Nov 19, 2020
Brief communication - Opposition proceedings
Nov 19, 2020
Grant of extension of time limit (opposition procedure)
Nov 13, 2020
(Electronic) Receipt
Nov 13, 2020
Letter accompanying subsequently filed items
Nov 13, 2020
Request for extension of time limit
Jul 30, 2020
Brief communication - Opposition proceedings
Jul 30, 2020
Brief communication - Opposition proceedings
Jul 27, 2020
(Electronic) Receipt
Jul 27, 2020
Citation in opposition procedure - 025
Jul 27, 2020
Citation in opposition procedure - 026
Jul 27, 2020
Citation in opposition procedure - 026
Jul 27, 2020
Citation in opposition procedure - 027
Jul 27, 2020
Citation in opposition procedure - 027
Jul 27, 2020
Letter regarding the opposition procedure (no time limit)
Jul 3, 2020
Communication of a notice of opposition and request to file observations
Jul 3, 2020
Notice of further oppositions to opponent(s)
Jul 3, 2020
Notice of further oppositions to opponent(s)
Jun 24, 2020
Brief communication - Opposition proceedings
Jun 24, 2020
Request for documents
Jun 23, 2020
Communication of a notice of opposition - first information to patent proprietor
Jun 17, 2020
(Electronic) Receipt
Jun 17, 2020
(Electronic) Receipt
Jun 17, 2020
Citation in opposition procedure - 001
Jun 17, 2020
Citation in opposition procedure - 002
Jun 17, 2020
Citation in opposition procedure - 002
Jun 17, 2020
Citation in opposition procedure - 002
Jun 17, 2020
Citation in opposition procedure - 002
Jun 17, 2020
Citation in opposition procedure - 003
Jun 17, 2020
Citation in opposition procedure - 003
Jun 17, 2020
Citation in opposition procedure - 003
Jun 17, 2020
Citation in opposition procedure - 004
Jun 17, 2020
Citation in opposition procedure - 004
Jun 17, 2020
Citation in opposition procedure - 005
Jun 17, 2020
Citation in opposition procedure - 006
Jun 17, 2020
Citation in opposition procedure - 006
Jun 17, 2020
Citation in opposition procedure - 006
Jun 17, 2020
Citation in opposition procedure - 007
Jun 17, 2020
Citation in opposition procedure - 008
Jun 17, 2020
Citation in opposition procedure - 009
Jun 17, 2020
Citation in opposition procedure - 010
Jun 17, 2020
Citation in opposition procedure - 011
Jun 17, 2020
Citation in opposition procedure - 012
Jun 17, 2020
Citation in opposition procedure - 013
Jun 17, 2020
Citation in opposition procedure - 014
Jun 17, 2020
Citation in opposition procedure - 015
Jun 17, 2020
Citation in opposition procedure - 015
Jun 17, 2020
Citation in opposition procedure - 015
Jun 17, 2020
Citation in opposition procedure - 016
Jun 17, 2020
Citation in opposition procedure - 017
Jun 17, 2020
Citation in opposition procedure - 018
Jun 17, 2020
Citation in opposition procedure - 019
Jun 17, 2020
Citation in opposition procedure - 020
Jun 17, 2020
Citation in opposition procedure - 021
Jun 17, 2020
Citation in opposition procedure - 022
Jun 17, 2020
Citation in opposition procedure - 022
Jun 17, 2020
Citation in opposition procedure - 023
Jun 17, 2020
Citation in opposition procedure - 023
Jun 17, 2020
Citation in opposition procedure - 024
Jun 17, 2020
International publication (Pamphlet)
Jun 17, 2020
Notice of opposition
Jun 17, 2020
Notice of opposition
Jun 17, 2020
Notice of opposition
Jun 17, 2020
Notice of opposition
Jun 17, 2020
Patent document cited during the opposition procedure
Jun 17, 2020
Patent document cited during the opposition procedure
Jun 17, 2020
Patent document cited during the opposition procedure
Jun 17, 2020
Translation of the evidence during Opposition procedure
Feb 11, 2020
Communication of amended entries concerning the representative
Sep 30, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 22, 2019
Decision to grant a European patent
Aug 7, 2019
(Electronic) Receipt
Aug 7, 2019
Filing of the translations of the claims
Aug 7, 2019
French translation of claims
Aug 7, 2019
German translation of the claims
Aug 7, 2019
Letter accompanying subsequently filed items
May 3, 2019
Bibliographic data of the European patent application
May 3, 2019
Communication about intention to grant a European patent
May 3, 2019
Intention to grant (signatures)
May 3, 2019
Text intended for grant (clean copy)
May 3, 2019
Text intended for grant (version for approval)
Mar 13, 2019
Examination started
Mar 6, 2019
(Electronic) Receipt
Mar 6, 2019
Letter accompanying subsequently filed items
Mar 6, 2019
Priority search results
Mar 6, 2019
Priority search results
Mar 6, 2019
Reply to invitation to file a copy of priority search results
Jan 21, 2019
Invitation to file a copy of search results(priority)
Jan 3, 2019
(Electronic) Receipt
Jan 3, 2019
Amended claims filed after receipt of (European) search report
Jan 3, 2019
Amended claims with annotations
Jan 3, 2019
Amendments received before examination
Jan 3, 2019
Letter accompanying subsequently filed items
Jul 10, 2018
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jun 22, 2018
Communication regarding the transmission of the European search report
Jun 22, 2018
European search opinion
Jun 22, 2018
Information on Search Strategy
Jun 22, 2018
Supplementary European search report
Jan 18, 2018
(Electronic) Receipt
Jan 18, 2018
Amended claims filed after receipt of (European) search report
Jan 18, 2018
Amended claims with annotations
Jan 18, 2018
Amendments received before examination
Jan 18, 2018
Letter accompanying subsequently filed items
Oct 11, 2017
Notification of forthcoming publication
Aug 8, 2017
Communication regarding possible amendment of the application/payment of claims fee
Aug 4, 2017
Communication to designated inventor
Aug 4, 2017
Communication to designated inventor
Jul 18, 2017
Copy of the international preliminary report on patentability
Jul 18, 2017
Translation of the international preliminary report on patentability
May 18, 2017
(Electronic) Receipt
May 18, 2017
Abstract
May 18, 2017
Amended claims filed after receipt of (European) search report
May 18, 2017
Amended claims with annotations
May 18, 2017
Amendments received before examination
May 18, 2017
Claims
May 18, 2017
Description
May 18, 2017
Drawings
May 18, 2017
Request for entry into the European phase
May 12, 2017
Information on entry into European phase
Jul 26, 2016
Priority document (electronically transmitted)
Jul 7, 2016
Copy of the international search report
Jul 7, 2016
Copy of the translated international search report
Jul 7, 2016
International publication pamphlet

EP3241498

LIFETECH SCIENTIFIC SHENZHEN

Application Number: EP15875271A
Filing Date: Dec 31, 2015
Status: Revoked; Aug 27, 2024
Publication Date: Sep 18, 2019
External Links: Slate, Register , Google Patents

IP Verse

Left Atrial Appendage Occluder

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP3241498