IP Verse

Fenfluramine For Use In The Treatment Of Dravet Syndrome

Patent No. EP3329909 (titled "Fenfluramine For Use In The Treatment Of Dravet Syndrome") was filed by Katholieke Universiteit Leuven KU Leuven Research on May 1, 2014. The application was issued on Mar 17, 2021.

Patent Summary

Patent Family

Patent Oppositions (3)

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
TEVA PHARMACEUTICAL INDUSTRIES LTD	Dec 16, 2021	HAMM&WITTKOPP PATENTANWÄLTE PARTMBB
LEDERER & KELLER	Nov 22, 2021	LEDERER & KELLER PATENTANWALTE PARTNERSCHAFT MBB
KRAUS & WEISERT	Nov 22, 2021	KRAUS & LEDERER PARTGMBB

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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Nov 12, 2024
Decision of the Board of Appeal
Nov 12, 2024
F3032 Notification(s) of the decision
Nov 12, 2024
F3032 Notification(s) of the decision
Nov 12, 2024
F3032 Notification(s) of the decision
Oct 2, 2024
F3013 Oral Proceedings: Forwarding minutes
Oct 2, 2024
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Sep 18, 2024
(Electronic) Receipt
Sep 4, 2024
(Electronic) Receipt
Sep 2, 2024
F3345 Forwarding of submissions to parties
Aug 30, 2024
(Electronic) Receipt
Aug 30, 2024
Letter accompanying subsequently filed items
Aug 30, 2024
Letter dealing with oral proceedings during the appeal procedure
Aug 6, 2024
F3345 Forwarding of submissions to parties
Aug 6, 2024
F3345 Forwarding of submissions to parties
Aug 1, 2024
(Electronic) Receipt
Aug 1, 2024
Letter accompanying subsequently filed items
Aug 1, 2024
Request for interpreters during oral proceedings
Jul 26, 2024
(Electronic) Receipt
Jul 26, 2024
Annexes (other than cited documents) regarding appeal procedure
Jul 26, 2024
F3345 Forwarding of submissions to parties
Jul 25, 2024
Letter accompanying subsequently filed items
Jul 25, 2024
Letter dealing with oral proceedings during the appeal procedure
Jul 25, 2024
Oral proceedings: change of venue
Jul 23, 2024
F3345 Forwarding of submissions to parties
Jul 22, 2024
(Electronic) Receipt
Jul 22, 2024
Letter accompanying subsequently filed items
Jul 22, 2024
Letter dealing with oral proceedings during the appeal procedure
Jun 6, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 14, 2024
F3345 Forwarding of submissions to parties
Mar 13, 2024
(Electronic) Receipt
Mar 13, 2024
Letter accompanying subsequently filed items
Mar 13, 2024
Letter dealing with oral proceedings during the appeal procedure
Feb 28, 2024
F3011.1 Oral Proceedings: summons
Feb 28, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 23, 2024
F3010 Oral proceedings: order for summons
Jan 23, 2024
Communication of amended entries in the Register of European Patents
Jan 23, 2024
F3345 Forwarding of submissions to parties
Dec 12, 2023
(Electronic) Receipt
Dec 12, 2023
Letter accompanying subsequently filed items
Dec 12, 2023
Letter accompanying subsequently filed items
Dec 12, 2023
Request for change of name -opponent
Dec 12, 2023
Request for change of opponent's representative
Dec 4, 2023
F3345 Forwarding of submissions to parties
Nov 30, 2023
(Electronic) Receipt
Nov 30, 2023
Annexes (other than cited documents) regarding appeal procedure
Nov 30, 2023
Annexes (other than cited documents) regarding appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Cited document during appeal procedure
Nov 30, 2023
Letter accompanying subsequently filed items
Nov 30, 2023
Letter relating to Appeal Procedure
Nov 30, 2023
Reply to appeal
Jul 20, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jul 20, 2023
F3345 Forwarding of submissions to parties
Jul 20, 2023
F3345 Forwarding of submissions to parties
Jul 17, 2023
(Electronic) Receipt
Jul 17, 2023
Cited document during appeal procedure
Jul 17, 2023
Letter accompanying subsequently filed items
Jul 17, 2023
Statement of grounds of appeal
Jul 13, 2023
(Electronic) Receipt
Jul 13, 2023
Letter accompanying subsequently filed items
Jul 13, 2023
Statement of grounds of appeal
Jun 23, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 20, 2023
F3303.16 Change of composition of the Board (T)
Jun 12, 2023
F3345 Forwarding of submissions to parties
Jun 9, 2023
Composition of the board (T)
Jun 8, 2023
(Electronic) Receipt
Jun 8, 2023
Letter accompanying subsequently filed items
Jun 8, 2023
Letter relating to Appeal Procedure
Jun 6, 2023
Advice of delivery
Jun 5, 2023
Communication of loss of rights: deficiency according to Art. 108 EPC
Jun 5, 2023
F3345 Forwarding of submissions to parties
Jun 1, 2023
F3204 Communication of the file number to the parties
May 31, 2023
(Electronic) Receipt
May 31, 2023
Letter accompanying subsequently filed items
May 31, 2023
Notice of appeal
May 30, 2023
F3204 Communication of the file number to the parties
May 24, 2023
(Electronic) Receipt
May 24, 2023
Letter accompanying subsequently filed items
May 24, 2023
Notice of appeal
Apr 21, 2023
Communication about missing advice of delivery
Apr 3, 2023
Advice of delivery
Mar 15, 2023
Annex to the communication - opposition
Mar 15, 2023
Decision of the Opposition Division and instruction
Mar 15, 2023
Decision rejecting the opposition
Mar 15, 2023
Decision rejecting the opposition
Mar 15, 2023
Decision rejecting the opposition
Mar 15, 2023
Grounds for the decision (Annex) - opposition
Mar 15, 2023
Means of redress
Mar 15, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 15, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 15, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 15, 2023
Provision of a copy of the minutes - opposition procedure
Mar 15, 2023
Provision of a copy of the minutes - opposition procedure
Mar 15, 2023
Provision of a copy of the minutes - opposition procedure
Mar 15, 2023
Scanned annex to a communication - opposition procedure
Mar 15, 2023
Transmittal of decision / summons - opposition
Mar 15, 2023
Transmittal of decision / summons - opposition
Mar 15, 2023
Transmittal of decision / summons - opposition
Feb 21, 2023
Information about the result of oral proceedings
Feb 8, 2023
(Electronic) Receipt
Feb 8, 2023
Letter accompanying subsequently filed items
Feb 8, 2023
Letter regarding the opposition procedure (no time limit)
Jan 3, 2023
Brief communication - Opposition proceedings
Jan 3, 2023
Brief communication - Opposition proceedings
Jan 2, 2023
Brief communication - Opposition proceedings
Jan 2, 2023
Brief communication - Opposition proceedings
Dec 23, 2022
Brief communication - Opposition proceedings
Dec 23, 2022
Brief communication - Opposition proceedings
Dec 23, 2022
Brief communication - Opposition proceedings
Dec 23, 2022
Brief communication - Opposition proceedings
Dec 21, 2022
(Electronic) Receipt
Dec 21, 2022
Letter accompanying subsequently filed items
Dec 21, 2022
Request for interpreters during oral proceedings
Dec 20, 2022
(Electronic) Receipt
Dec 20, 2022
(Electronic) Receipt
Dec 20, 2022
Letter accompanying subsequently filed items
Dec 20, 2022
Letter accompanying subsequently filed items
Dec 20, 2022
Request for interpreters during oral proceedings
Dec 20, 2022
Written submission in preparation to/during oral proceedings
Dec 19, 2022
(Electronic) Receipt
Dec 19, 2022
(Electronic) Receipt
Dec 19, 2022
Citation in opposition procedure - 034
Dec 19, 2022
Consolidated list of cited opposition documents
Dec 19, 2022
Letter accompanying subsequently filed items
Dec 19, 2022
Letter accompanying subsequently filed items
Dec 19, 2022
Written submission in preparation to/during oral proceedings
Dec 7, 2022
(Electronic) Receipt
Dec 7, 2022
(Electronic) Receipt
Dec 7, 2022
(Electronic) Receipt
Dec 7, 2022
Letter accompanying subsequently filed items
Dec 7, 2022
Request for interpreters during oral proceedings
Nov 29, 2022
Notification concerning the date of oral proceedings
Nov 29, 2022
Notification concerning the date of oral proceedings
Nov 29, 2022
Notification concerning the date of oral proceedings
Sep 19, 2022
Advice of delivery
Sep 12, 2022
Advice of delivery
Sep 6, 2022
Advice of delivery
Sep 6, 2022
Annex to the communication - opposition
Sep 6, 2022
Information concerning oral proceedings
Sep 6, 2022
Scanned annex to a communication - opposition procedure
Sep 6, 2022
Summons to attend oral proceedings
Sep 6, 2022
Summons to attend oral proceedings
Sep 6, 2022
Summons to attend oral proceedings
Sep 6, 2022
Transmittal of decision / summons - opposition
Sep 6, 2022
Transmittal of decision / summons - opposition
Sep 6, 2022
Transmittal of decision / summons - opposition
Jun 23, 2022
Brief communication - Opposition proceedings
Jun 23, 2022
Brief communication - Opposition proceedings
Jun 17, 2022
(Electronic) Receipt
Jun 17, 2022
Citation in opposition procedure - 020
Jun 17, 2022
Letter accompanying subsequently filed items
Jun 17, 2022
Letter regarding the opposition procedure (no time limit)
Jun 1, 2022
Brief communication - Opposition proceedings
Jun 1, 2022
Brief communication - Opposition proceedings
Jun 1, 2022
Request for documents
May 27, 2022
(Electronic) Receipt
May 27, 2022
Citation in opposition procedure - 019
May 27, 2022
Citation in opposition procedure - 020
May 27, 2022
Citation in opposition procedure - 021
May 27, 2022
Citation in opposition procedure - 022
May 27, 2022
Citation in opposition procedure - 023
May 27, 2022
Citation in opposition procedure - 024
May 27, 2022
Citation in opposition procedure - 025
May 27, 2022
Citation in opposition procedure - 026
May 27, 2022
Citation in opposition procedure - 027
May 27, 2022
Citation in opposition procedure - 028
May 27, 2022
Citation in opposition procedure - 029
May 27, 2022
Citation in opposition procedure - 030
May 27, 2022
Citation in opposition procedure - 031
May 27, 2022
Citation in opposition procedure - 032
May 27, 2022
Citation in opposition procedure - 033
May 27, 2022
Letter accompanying subsequently filed items
May 27, 2022
Reply of the patent proprietor to the notice(s) of opposition
May 27, 2022
Reply of the patent proprietor to the notice(s) of opposition
Jan 17, 2022
Communication of a notice of opposition and request to file observations
Jan 17, 2022
Notice of further oppositions to opponent(s)
Jan 17, 2022
Notice of further oppositions to opponent(s)
Dec 23, 2021
Communication of a notice of opposition - first information to patent proprietor
Dec 16, 2021
(Electronic) Receipt
Dec 16, 2021
Citation in opposition procedure
Dec 16, 2021
Citation in opposition procedure
Dec 16, 2021
Citation in opposition procedure
Dec 16, 2021
Citation in opposition procedure - 016
Dec 16, 2021
Citation in opposition procedure - 017
Dec 16, 2021
Citation in opposition procedure - 018
Dec 16, 2021
Non-patent literature cited during the opposition procedure
Dec 16, 2021
Non-patent literature cited during the opposition procedure
Dec 16, 2021
Non-patent literature cited during the opposition procedure
Dec 16, 2021
Non-patent literature cited during the opposition procedure
Dec 16, 2021
Non-patent literature cited during the opposition procedure
Dec 16, 2021
Non-patent literature cited during the opposition procedure
Dec 16, 2021
Non-patent literature cited during the opposition procedure
Dec 16, 2021
Notice of opposition
Dec 16, 2021
Notice of opposition
Dec 1, 2021
Communication of a notice of opposition - first information to patent proprietor
Nov 22, 2021
(Electronic) Receipt
Nov 22, 2021
Citation in opposition procedure - 001
Nov 22, 2021
Citation in opposition procedure - 002
Nov 22, 2021
Citation in opposition procedure - 003
Nov 22, 2021
Citation in opposition procedure - 004
Nov 22, 2021
Citation in opposition procedure - 005
Nov 22, 2021
Citation in opposition procedure - 006
Nov 22, 2021
Citation in opposition procedure - 007
Nov 22, 2021
Citation in opposition procedure - 008
Nov 22, 2021
Citation in opposition procedure - 009
Nov 22, 2021
Citation in opposition procedure - 010
Nov 22, 2021
Citation in opposition procedure - 011
Nov 22, 2021
Citation in opposition procedure - 012
Nov 22, 2021
Citation in opposition procedure - 013
Nov 22, 2021
Citation in opposition procedure - 014
Nov 22, 2021
Citation in opposition procedure - 015
Nov 22, 2021
Notice of opposition
Nov 22, 2021
Notice of opposition
Mar 29, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 18, 2021
Decision to grant a European patent
Feb 5, 2021
(Electronic) Receipt
Feb 5, 2021
French translation of claims
Feb 5, 2021
German translation of the claims
Feb 5, 2021
Letter accompanying subsequently filed items
Sep 28, 2020
Bibliographic data of the European patent application
Sep 28, 2020
Communication about intention to grant a European patent
Sep 28, 2020
Intention to grant (signatures)
Sep 28, 2020
Text intended for grant (clean copy)
Sep 28, 2020
Text intended for grant (version for approval)
Jun 5, 2020
(Electronic) Receipt
Jun 5, 2020
Letter accompanying subsequently filed items
Jun 5, 2020
Reply to communication from the Examining Division
Nov 25, 2019
Annex to the communication
Nov 25, 2019
Communication from the Examining Division
Aug 22, 2019
(Electronic) Receipt
Aug 22, 2019
Amended claims with annotations
Aug 22, 2019
Amended description with annotations
Aug 22, 2019
Claims
Aug 22, 2019
Description
Aug 22, 2019
Letter accompanying subsequently filed items
Aug 22, 2019
Reply to communication from the Examining Division
Jun 18, 2019
Grant of extension of time limit (examination procedure)
Jun 12, 2019
(Electronic) Receipt
Jun 12, 2019
Request for extension of time limit to communication from the Examining Division
Apr 3, 2019
(Electronic) Receipt
Apr 3, 2019
Submission concerning representation
Mar 8, 2019
Brief communication to applicant/representative
Mar 8, 2019
Citation for the examination procedure
Mar 4, 2019
Communication confirming withdrawal from representation
Mar 4, 2019
Communication of amended entries concerning the representative
Feb 28, 2019
(Electronic) Receipt
Feb 28, 2019
Letter accompanying subsequently filed items
Feb 28, 2019
Submission concerning representation
Feb 21, 2019
(Electronic) Receipt
Feb 21, 2019
Letter accompanying subsequently filed items
Feb 21, 2019
Submission concerning change of applicant's representative
Feb 12, 2019
Annex to the communication
Feb 12, 2019
Communication from the Examining Division
Feb 7, 2019
Examination started
Nov 14, 2018
(Electronic) Receipt
Nov 14, 2018
Amended claims filed after receipt of (European) search report
Nov 14, 2018
Amended claims with annotations
Nov 14, 2018
Amendments received before examination
Nov 14, 2018
Letter accompanying subsequently filed items
Jun 11, 2018
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
May 9, 2018
Notification of forthcoming publication
May 3, 2018
Refund of fees
Apr 9, 2018
Communication regarding the transmission of the European search report
Apr 9, 2018
European search opinion
Apr 9, 2018
European search report
Apr 9, 2018
Information on Search Strategy
Mar 29, 2018
Modified abstract
Mar 16, 2018
Search started
Mar 13, 2018
Communication to designated inventor
Mar 13, 2018
Communication to designated inventor
Jan 18, 2018
Abstract
Jan 18, 2018
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Jan 18, 2018
Claims
Jan 18, 2018
Description
Jan 18, 2018
Designation of inventor
Jan 18, 2018
Request for grant of a European patent
Nov 25, 2014
Priority document (electronically transmitted)

EP3329909

KATHOLIEKE UNIVERSITEIT LEUVEN KU LEUVEN RESEARCH

Application Number: EP18152406A
Filing Date: May 1, 2014
Status: Revoked; Nov 12, 2024
Publication Date: Mar 17, 2021
External Links: Slate, Register , Google Patents