Methods Of Treating Conditions Related To The S1P1 Receptor

IP Verse

Patent No. EP3242666 (titled "Methods Of Treating Conditions Related To The S1P1 Receptor") was filed by Arena Pharmaceuticals on Jan 6, 2016. The application was issued on Dec 25, 2024.

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 PHARMACEUTICALS	Jul 16, 2025	VON KAUFFMANN
MAIWALD	Jul 15, 2025	SELWITSCHKA
SANDOZ	Jul 15, 2025	KRAUS & LEDERER PARTGMBB
SYNTHON	Jul 15, 2025	HAMM & WITTKOPP

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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Feb 3, 2026
(Electronic) Receipt
Feb 3, 2026
Citation in opposition procedure - 030
Feb 3, 2026
Citation in opposition procedure - 031
Feb 3, 2026
Citation in opposition procedure - 032
Feb 3, 2026
Consolidated list of cited opposition documents
Feb 3, 2026
Letter accompanying subsequently filed items
Feb 3, 2026
Reply from the opponent to submission of proprietor
Dec 1, 2025
Brief communication - Opposition proceedings
Dec 1, 2025
Brief communication - Opposition proceedings
Dec 1, 2025
Brief communication - Opposition proceedings
Dec 1, 2025
Brief communication - Opposition proceedings
Nov 28, 2025
Brief communication - Opposition proceedings
Nov 28, 2025
Brief communication - Opposition proceedings
Nov 28, 2025
Brief communication - Opposition proceedings
Nov 28, 2025
Brief communication - Opposition proceedings
Nov 26, 2025
(Electronic) Receipt
Nov 26, 2025
Auxiliary request during Opposition procedure
Nov 26, 2025
Auxiliary request during Opposition procedure
Nov 26, 2025
Auxiliary request during Opposition procedure
Nov 26, 2025
Auxiliary request during Opposition procedure
Nov 26, 2025
Auxiliary request during Opposition procedure
Nov 26, 2025
Auxiliary request during Opposition procedure - 01
Nov 26, 2025
Auxiliary request during Opposition procedure - 02
Nov 26, 2025
Auxiliary request during Opposition procedure - 03
Nov 26, 2025
Auxiliary request during Opposition procedure - 04
Nov 26, 2025
Auxiliary request during Opposition procedure - 05
Nov 26, 2025
Citation in opposition procedure - 027
Nov 26, 2025
Citation in opposition procedure - 028
Nov 26, 2025
Citation in opposition procedure - 029
Nov 26, 2025
Letter accompanying subsequently filed items
Nov 26, 2025
Main request during Opposition procedure
Nov 26, 2025
Main request during Opposition procedure
Nov 26, 2025
Reply of the patent proprietor to the notice(s) of opposition
Nov 18, 2025
Reply to a complaint
Nov 14, 2025
Brief communication - Opposition proceedings
Nov 14, 2025
Brief communication - Opposition proceedings
Nov 14, 2025
Brief communication - Opposition proceedings
Nov 14, 2025
Complaint
Nov 14, 2025
Rejection of request for extension of time limit
Nov 5, 2025
(Electronic) Receipt
Nov 5, 2025
Letter accompanying subsequently filed items
Nov 5, 2025
Request for extension of time limit
Jul 28, 2025
Communication of a notice of opposition and request to file observations
Jul 28, 2025
Notice of further oppositions to opponent(s)
Jul 28, 2025
Notice of further oppositions to opponent(s)
Jul 28, 2025
Notice of further oppositions to opponent(s)
Jul 28, 2025
Notice of further oppositions to opponent(s)
Jul 21, 2025
Communication of a notice of opposition - first information to patent proprietor
Jul 21, 2025
Communication of a notice of opposition - first information to patent proprietor
Jul 21, 2025
Communication of a notice of opposition - first information to patent proprietor
Jul 18, 2025
Communication of a notice of opposition - first information to patent proprietor
Jul 16, 2025
(Electronic) Receipt
Jul 16, 2025
Citation in opposition procedure
Jul 16, 2025
Citation in opposition procedure
Jul 16, 2025
Citation in opposition procedure
Jul 16, 2025
Citation in opposition procedure - 026
Jul 16, 2025
Notice of opposition
Jul 16, 2025
Notice of opposition
Jul 15, 2025
(Electronic) Receipt
Jul 15, 2025
(Electronic) Receipt
Jul 15, 2025
(Electronic) Receipt
Jul 15, 2025
Citation in opposition procedure
Jul 15, 2025
Citation in opposition procedure
Jul 15, 2025
Citation in opposition procedure
Jul 15, 2025
Citation in opposition procedure
Jul 15, 2025
Citation in opposition procedure
Jul 15, 2025
Citation in opposition procedure - 001
Jul 15, 2025
Citation in opposition procedure - 001
Jul 15, 2025
Citation in opposition procedure - 001
Jul 15, 2025
Citation in opposition procedure - 002
Jul 15, 2025
Citation in opposition procedure - 003
Jul 15, 2025
Citation in opposition procedure - 004
Jul 15, 2025
Citation in opposition procedure - 005
Jul 15, 2025
Citation in opposition procedure - 006
Jul 15, 2025
Citation in opposition procedure - 007
Jul 15, 2025
Citation in opposition procedure - 008
Jul 15, 2025
Citation in opposition procedure - 009
Jul 15, 2025
Citation in opposition procedure - 010
Jul 15, 2025
Citation in opposition procedure - 011
Jul 15, 2025
Citation in opposition procedure - 012
Jul 15, 2025
Citation in opposition procedure - 013
Jul 15, 2025
Citation in opposition procedure - 014
Jul 15, 2025
Citation in opposition procedure - 015
Jul 15, 2025
Citation in opposition procedure - 016
Jul 15, 2025
Citation in opposition procedure - 017
Jul 15, 2025
Citation in opposition procedure - 018
Jul 15, 2025
Citation in opposition procedure - 019
Jul 15, 2025
Citation in opposition procedure - 020
Jul 15, 2025
Citation in opposition procedure - 021
Jul 15, 2025
Citation in opposition procedure - 022
Jul 15, 2025
Citation in opposition procedure - 023
Jul 15, 2025
Citation in opposition procedure - 024
Jul 15, 2025
Citation in opposition procedure - 025
Jul 15, 2025
Notice of opposition
Jul 15, 2025
Notice of opposition
Jul 15, 2025
Notice of opposition
Jul 15, 2025
Notice of opposition
Jul 15, 2025
Notice of opposition
Jul 15, 2025
Notice of opposition
Nov 21, 2024
Communication concerning correction of publication errors in European patent specification
Nov 14, 2024
(Electronic) Receipt
Nov 14, 2024
Letter accompanying subsequently filed items
Nov 14, 2024
Request for correction of the publication
Oct 29, 2024
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 19, 2024
Decision to grant a European patent
Sep 5, 2024
(Electronic) Receipt
Sep 5, 2024
Filing of the translations of the claims
Sep 5, 2024
French translation of claims
Sep 5, 2024
German translation of the claims
Aug 29, 2024
Annex to the communication about intention to grant a European patent
Aug 29, 2024
Bibliographic data of the European patent application
Aug 29, 2024
Communication about intention to grant a European patent
Aug 29, 2024
Intention to grant (signatures)
Aug 29, 2024
Text intended for grant (clean copy)
Aug 29, 2024
Text intended for grant (version for approval)
Jul 29, 2024
(Electronic) Receipt
Jul 29, 2024
Claims
Jul 29, 2024
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jul 29, 2024
Summary of subsequently filed documents
Jul 4, 2024
Annex to the communication about intention to grant a European patent
Jul 4, 2024
Bibliographic data of the European patent application
Jul 4, 2024
Communication about intention to grant a European patent
Jul 4, 2024
Intention to grant (signatures)
Jul 4, 2024
Text intended for grant (clean copy)
Jul 4, 2024
Text intended for grant (version for approval)
Jun 20, 2024
(Electronic) Receipt
Jun 20, 2024
Claims
Jun 20, 2024
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jun 20, 2024
Summary of subsequently filed documents
Apr 24, 2024
Annex to the communication about intention to grant a European patent
Apr 24, 2024
Bibliographic data of the European patent application
Apr 24, 2024
Communication about intention to grant a European patent
Apr 24, 2024
Intention to grant (signatures)
Apr 24, 2024
Text intended for grant (clean copy)
Apr 24, 2024
Text intended for grant (version for approval)
Mar 9, 2023
Communication of the registration of a transfer or change of name and/or address
Mar 2, 2023
Letter accompanying subsequently filed items
Mar 2, 2023
Miscellaneous requests concerning client data
Mar 2, 2023
Submission concerning change of applicant's address
Jan 27, 2023
Communication confirming withdrawal from representation
Jan 27, 2023
Communication of amended entries concerning the representative
Jan 27, 2023
Letter relating to the request for the automatic debiting procedure
Jan 23, 2023
(Electronic) Receipt
Jan 23, 2023
Letter accompanying subsequently filed items
Jan 23, 2023
Submission concerning change of applicant's representative
Aug 31, 2022
Communication of the registration of a transfer or change of name and/or address
Aug 25, 2022
(Electronic) Receipt
Aug 25, 2022
Letter accompanying subsequently filed items
Aug 25, 2022
Submission concerning change of applicant's address
Aug 15, 2022
(Electronic) Receipt
Aug 15, 2022
Amended claims with annotations
Aug 15, 2022
Claims
Aug 15, 2022
Letter accompanying subsequently filed items
Aug 15, 2022
Reply to communication from the Examining Division
Apr 13, 2022
Annex to the communication
Apr 13, 2022
Communication from the Examining Division
Nov 24, 2020
(Electronic) Receipt
Nov 24, 2020
Amended claims with annotations
Nov 24, 2020
Annex
Nov 24, 2020
Claims
Nov 24, 2020
Letter accompanying subsequently filed items
Nov 24, 2020
Reply to communication from the Examining Division
Jul 20, 2020
Annex to the communication
Jul 20, 2020
Communication from the Examining Division
Mar 19, 2020
Document concerning representation
Nov 27, 2019
Decision to allow further processing
Nov 20, 2019
(Electronic) Receipt
Nov 20, 2019
Amended claims with annotations
Nov 20, 2019
Claims
Nov 20, 2019
Letter accompanying subsequently filed items
Nov 20, 2019
Request for further processing
Sep 12, 2019
Application deemed to be withdrawn (no reply to communication from the Examining Division)
May 21, 2019
Grant of extension of time limit (examination procedure)
May 15, 2019
(Electronic) Receipt
May 15, 2019
Letter accompanying subsequently filed items
May 15, 2019
Request for extension of time limit to communication from the Examining Division
Feb 5, 2019
Annex to the communication
Feb 5, 2019
Communication from the Examining Division
Jan 30, 2019
Examination started
Dec 20, 2018
Communication of amended entries concerning the representative
Dec 14, 2018
Submission concerning change of applicant's representative
Dec 13, 2018
Submission concerning change of applicant's representative
Feb 23, 2018
(Electronic) Receipt
Feb 23, 2018
Letter accompanying subsequently filed items
Feb 23, 2018
Matter concerning the application
Oct 18, 2017
Notification on forthcoming publication of bibliographic data
Aug 16, 2017
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Aug 11, 2017
Communication to designated inventor
Aug 11, 2017
Communication to designated inventor
Aug 11, 2017
Communication to designated inventor
Jul 25, 2017
(Electronic) Receipt
Jul 25, 2017
Amended claims filed after receipt of (European) search report
Jul 25, 2017
Amended claims with annotations
Jul 25, 2017
Request for entry into the European phase
Jul 25, 2017
Submission concerning representation
Jul 24, 2017
Copy of the international preliminary report on patentability
May 19, 2017
Information on entry into European phase
Aug 1, 2016
Priority document (electronically transmitted)
Aug 1, 2016
Priority document (electronically transmitted)
Jul 14, 2016
Copy of the international search report
Jul 14, 2016
Published international application - A1
May 4, 2016
Communication in cases for which no other form is applicable
May 2, 2016
Notification of decision concerning request for rectification
Apr 1, 2016
(Electronic) Receipt
Apr 1, 2016
Incoming letter related to ISA procedure
Apr 1, 2016
Incoming letter related to ISA procedure
Apr 1, 2016
Rectified drawings sheet(s) produced by ISA/EP under rule 91 PCT
Apr 1, 2016
Request for correction of obvious error
Mar 18, 2016
ISR: cited documents
Mar 17, 2016
Annex
Mar 17, 2016
Communication in Cases for Which No Other Form Is Applicable (copy for ISA/EP)
Mar 17, 2016
Incoming letter related to ISA procedure
Mar 17, 2016
Incoming letter related to ISA procedure
Mar 17, 2016
Written opinion of the ISA, boxes No. I to VIII
Mar 17, 2016
Written opinion of the ISA, cover sheet
Mar 17, 2016
Written opinion of the ISA, supplemental box
Feb 5, 2016
Notification of receipt of Search copy
Jan 18, 2016
Abstract
Jan 18, 2016
Annex
Jan 18, 2016
Claims
Jan 18, 2016
Description
Jan 18, 2016
Drawings
Jan 18, 2016
Fee calculation sheet for an international application
Jan 18, 2016
Invitation to Correct Defects in the International Application (copy for ISA/EP)
Jan 18, 2016
Notification Concerning Payment of Prescribed Fees (copy for ISA/EP)
Jan 18, 2016
Notification of the International Application Number and of the International Filing Date (copy for ISA/EP)
Jan 18, 2016
Request form for international application (copy for ISA/EP)

EP3242666

ARENA PHARMACEUTICALS

Application Number: EP16700936A
Filing Date: Jan 6, 2016
Status: Granted And Under Opposition; Sep 13, 2024
Publication Date: Dec 25, 2024
External Links: Slate, Register , Google Patents

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Patent Oppositions (4)

Dossier Documents

EP3242666