Crystalline Forms Of A Prolyl Hydroxylase Inhibitor

Patent No. EP2872488 (titled "Crystalline Forms Of A Prolyl Hydroxylase Inhibitor") was filed by Fibrogen on Jul 15, 2013. The application was issued on Aug 22, 2018.

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
SANDOZ	May 22, 2019	TER MEER STEINMEISTER & PARTNER
TEVA PHARMACEUTICALS	May 21, 2019	D YOUNG
ZENTIVA	May 20, 2019	KRAUS & LEDERER
ZENTIVA	May 20, 2019	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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Apr 10, 2024
Refund of fees
Apr 9, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 9, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 9, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 9, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 5, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 5, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 5, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 5, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 4, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Mar 27, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 27, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 27, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 27, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 27, 2024
F3345 Forwarding of submissions to parties
Mar 27, 2024
F3345 Forwarding of submissions to parties
Mar 27, 2024
F3345 Forwarding of submissions to parties
Mar 25, 2024
(Electronic) Receipt
Mar 25, 2024
Letter accompanying subsequently filed items
Mar 25, 2024
Withdrawal of an appeal
Mar 13, 2024
Letter accompanying subsequently filed items
Dec 12, 2023
Letter accompanying subsequently filed items
Dec 12, 2023
Request for change of opponent's representative
Oct 30, 2023
Advice of delivery
Oct 24, 2023
F3011.2 Oral Proceedings: Summons VICO
Oct 24, 2023
F3011.2 Oral Proceedings: Summons VICO
Oct 24, 2023
F3011.2 Oral Proceedings: Summons VICO
Oct 24, 2023
F3011.2 Oral Proceedings: Summons VICO
Oct 20, 2023
F3010 Oral proceedings: order for summons
Sep 8, 2023
Advice of delivery
Sep 6, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 6, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 6, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 6, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 4, 2023
F3014 Oral Proceedings: Order cancelling/postponing
Aug 18, 2023
F3345 Forwarding of submissions to parties
Aug 18, 2023
F3345 Forwarding of submissions to parties
Aug 18, 2023
F3345 Forwarding of submissions to parties
Aug 14, 2023
(Electronic) Receipt
Aug 14, 2023
Annexes (other than cited documents) regarding appeal procedure
Aug 14, 2023
Letter accompanying subsequently filed items
Aug 14, 2023
Oral proceedings: Request for postponement
Aug 11, 2023
Advice of delivery
Aug 11, 2023
Advice of delivery
Aug 1, 2023
F3011.2 Oral Proceedings: Summons VICO
Aug 1, 2023
F3011.2 Oral Proceedings: Summons VICO
Aug 1, 2023
F3011.2 Oral Proceedings: Summons VICO
Aug 1, 2023
F3011.2 Oral Proceedings: Summons VICO
Jul 27, 2023
F3010 Oral proceedings: order for summons
Jul 27, 2023
F3303.16 Change of composition of the Board (T)
May 23, 2023
F3345 Forwarding of submissions to parties
May 23, 2023
F3345 Forwarding of submissions to parties
May 23, 2023
F3345 Forwarding of submissions to parties
May 16, 2023
(Electronic) Receipt
May 16, 2023
Letter accompanying subsequently filed items
May 16, 2023
Letter relating to Appeal Procedure
Mar 6, 2023
F3345 Forwarding of submissions to parties
Mar 6, 2023
F3345 Forwarding of submissions to parties
Mar 6, 2023
F3345 Forwarding of submissions to parties
Mar 1, 2023
Consolidated list of documents cited in appeal procedure
Feb 27, 2023
(Electronic) Receipt
Feb 27, 2023
Citation in appeal procedure - 020
Feb 27, 2023
Letter regarding the opposition procedure (no time limit)
Feb 27, 2023
Letter relating to Appeal Procedure
Oct 11, 2022
F3345 Forwarding of submissions to parties
Oct 11, 2022
F3345 Forwarding of submissions to parties
Oct 11, 2022
F3345 Forwarding of submissions to parties
Oct 4, 2022
(Electronic) Receipt
Oct 4, 2022
Annexes (other than cited documents) regarding appeal procedure
Oct 4, 2022
Citation in appeal procedure - 019
Oct 4, 2022
Cited document during appeal procedure
Oct 4, 2022
Letter accompanying subsequently filed items
Oct 4, 2022
Letter relating to Appeal Procedure
Aug 4, 2022
F3345 Forwarding of submissions to parties
Aug 4, 2022
F3345 Forwarding of submissions to parties
Aug 4, 2022
F3345 Forwarding of submissions to parties
Jul 29, 2022
(Electronic) Receipt
Jul 29, 2022
Letter accompanying subsequently filed items
Jul 29, 2022
Reply to appeal
Jul 28, 2022
F3345 Forwarding of submissions to parties
Jul 22, 2022
(Electronic) Receipt
Jul 22, 2022
F3345 Forwarding of submissions to parties
Jul 22, 2022
Letter accompanying subsequently filed items
Jul 22, 2022
Letter relating to Appeal Procedure
Jul 22, 2022
Reply to appeal
Jul 18, 2022
(Electronic) Receipt
Jul 18, 2022
Letter accompanying subsequently filed items
Jul 18, 2022
Reply to appeal
Mar 23, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 23, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 23, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 19, 2022
Composition of the board (T)
Mar 11, 2022
(Electronic) Receipt
Mar 11, 2022
Citation in appeal procedure - 018
Mar 11, 2022
Letter regarding the opposition procedure (no time limit)
Mar 11, 2022
Statement of grounds of appeal
Jan 20, 2022
F3204 Communication of the file number to the parties
Jan 20, 2022
F3204 Communication of the file number to the parties
Jan 20, 2022
F3204 Communication of the file number to the parties
Jan 20, 2022
F3204 Communication of the file number to the parties
Jan 11, 2022
(Electronic) Receipt
Jan 11, 2022
Letter accompanying subsequently filed items
Jan 11, 2022
Notice of appeal
Nov 18, 2021
(Electronic) Receipt
Nov 18, 2021
Advice of delivery
Nov 18, 2021
Letter accompanying subsequently filed items
Nov 17, 2021
Brief communication - Opposition proceedings
Nov 17, 2021
Brief communication - Opposition proceedings
Nov 17, 2021
Brief communication - Opposition proceedings
Nov 17, 2021
Communication of amended entries
Nov 11, 2021
Advice of delivery
Nov 5, 2021
Advice of delivery
Nov 4, 2021
Advice of delivery
Nov 2, 2021
Annex to the communication - opposition
Nov 2, 2021
Decision of the Opposition Division and instruction
Nov 2, 2021
Decision revoking the European patent
Nov 2, 2021
Decision revoking the European patent
Nov 2, 2021
Decision revoking the European patent
Nov 2, 2021
Decision revoking the European patent
Nov 2, 2021
Grounds for the decision (Annex) - opposition
Nov 2, 2021
Means of redress
Nov 2, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 2, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 2, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 2, 2021
Provision of a copy of the minutes - opposition procedure
Nov 2, 2021
Provision of a copy of the minutes - opposition procedure
Nov 2, 2021
Provision of a copy of the minutes - opposition procedure
Nov 2, 2021
Provision of a copy of the minutes - opposition procedure
Nov 2, 2021
Transmittal of decision / summons - opposition
Nov 2, 2021
Transmittal of decision / summons - opposition
Nov 2, 2021
Transmittal of decision / summons - opposition
Nov 2, 2021
Transmittal of decision / summons - opposition
Oct 8, 2021
Letter accompanying subsequently filed items
Oct 8, 2021
Letter accompanying subsequently filed items
Oct 8, 2021
Request for a change of address - opponent
Oct 8, 2021
Request for a change of address - opponent
Jun 18, 2021
Information about the result of oral proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 16, 2021
(Electronic) Receipt
Apr 16, 2021
(Electronic) Receipt
Apr 16, 2021
Citation in opposition procedure - 015
Apr 16, 2021
Citation in opposition procedure - 016
Apr 16, 2021
Citation in opposition procedure - 017
Apr 16, 2021
Consolidated list of cited opposition documents
Apr 16, 2021
Letter accompanying subsequently filed items
Apr 16, 2021
Letter accompanying subsequently filed items
Apr 16, 2021
Written submission in preparation to/during oral proceedings
Apr 16, 2021
Written submission in preparation to/during oral proceedings
Apr 16, 2021
Written submission in preparation to/during oral proceedings
Apr 15, 2021
Brief communication - Opposition proceedings
Apr 15, 2021
Brief communication - Opposition proceedings
Apr 15, 2021
Brief communication - Opposition proceedings
Apr 9, 2021
(Electronic) Receipt
Apr 9, 2021
Letter accompanying subsequently filed items
Apr 9, 2021
Written submission in preparation to/during oral proceedings
Apr 1, 2021
Brief communication - Opposition proceedings
Apr 1, 2021
Brief communication - Opposition proceedings
Apr 1, 2021
Brief communication - Opposition proceedings
Mar 26, 2021
(Electronic) Receipt
Mar 26, 2021
Letter accompanying subsequently filed items
Mar 26, 2021
Written submission in preparation to/during oral proceedings
Mar 21, 2021
Notification concerning the date of oral proceedings
Mar 19, 2021
Notification concerning the date of oral proceedings
Mar 19, 2021
Notification concerning the date of oral proceedings
Mar 19, 2021
Notification concerning the date of oral proceedings
Feb 4, 2021
Communication of amended entries
Dec 14, 2020
Request for change of opponent's representative
Dec 9, 2020
Request for change of opponent's representative
Oct 30, 2020
Advice of delivery
Oct 29, 2020
(Electronic) Receipt
Oct 29, 2020
Advice of delivery
Oct 29, 2020
Advice of delivery
Oct 29, 2020
Advice of delivery
Oct 29, 2020
Letter accompanying subsequently filed items
Oct 21, 2020
Acknowledgement of a document
Oct 21, 2020
Acknowledgement of a document
Oct 21, 2020
Acknowledgement of a document
Oct 21, 2020
Acknowledgement of a document
Oct 21, 2020
Annex to the communication - opposition
Oct 21, 2020
Summons to attend oral proceedings
Oct 21, 2020
Summons to attend oral proceedings
Oct 21, 2020
Summons to attend oral proceedings
Oct 21, 2020
Summons to attend oral proceedings
Sep 24, 2020
Brief communication - Opposition proceedings
Sep 24, 2020
Brief communication - Opposition proceedings
Sep 24, 2020
Brief communication - Opposition proceedings
Sep 17, 2020
(Electronic) Receipt
Sep 17, 2020
Citation in opposition procedure - 014
Sep 17, 2020
Letter accompanying subsequently filed items
Sep 17, 2020
Letter regarding the opposition procedure (no time limit)
Sep 16, 2020
Notification concerning the date of oral proceedings
Sep 16, 2020
Notification concerning the date of oral proceedings
Sep 16, 2020
Notification concerning the date of oral proceedings
Sep 14, 2020
Brief communication - Opposition proceedings
Sep 14, 2020
Brief communication - Opposition proceedings
Sep 14, 2020
Brief communication - Opposition proceedings
Sep 14, 2020
Notification concerning the date of oral proceedings
Sep 9, 2020
(Electronic) Receipt
Sep 9, 2020
Letter accompanying subsequently filed items
Sep 9, 2020
Oral proceedings: reply to date proposed
Sep 8, 2020
Notification concerning the date of oral proceedings
Sep 8, 2020
Notification concerning the date of oral proceedings
Sep 8, 2020
Notification concerning the date of oral proceedings
Sep 8, 2020
Notification concerning the date of oral proceedings
Mar 12, 2020
Advice of delivery
Mar 12, 2020
Advice of delivery
Mar 5, 2020
Advice of delivery
Mar 3, 2020
Advice of delivery
Mar 2, 2020
Annex to the communication - opposition
Mar 2, 2020
Information concerning oral proceedings
Mar 2, 2020
Summons to attend oral proceedings
Mar 2, 2020
Summons to attend oral proceedings
Mar 2, 2020
Summons to attend oral proceedings
Mar 2, 2020
Summons to attend oral proceedings
Dec 19, 2019
Brief communication - Opposition proceedings
Dec 19, 2019
Brief communication - Opposition proceedings
Dec 19, 2019
Brief communication - Opposition proceedings
Dec 16, 2019
(Electronic) Receipt
Dec 16, 2019
Citation in opposition procedure - 012
Dec 16, 2019
Citation in opposition procedure - 013
Dec 16, 2019
Letter accompanying subsequently filed items
Dec 16, 2019
Reply of the patent proprietor to the notice(s) of opposition
Aug 8, 2019
Brief communication - Opposition proceedings
Aug 8, 2019
Brief communication - Opposition proceedings
Aug 8, 2019
Brief communication - Opposition proceedings
Aug 8, 2019
Grant of extension of time limit (opposition procedure)
Aug 5, 2019
(Electronic) Receipt
Aug 5, 2019
Letter accompanying subsequently filed items
Aug 5, 2019
Request for extension of time limit
Jun 4, 2019
Communication of a notice of opposition and request to file observations
Jun 4, 2019
Notice of further oppositions to opponent(s)
Jun 4, 2019
Notice of further oppositions to opponent(s)
Jun 4, 2019
Notice of further oppositions to opponent(s)
May 27, 2019
Communication of a notice of opposition - first information to patent proprietor
May 27, 2019
Communication of a notice of opposition - first information to patent proprietor
May 24, 2019
Communication of a notice of opposition - first information to patent proprietor
May 22, 2019
(Electronic) Receipt
May 22, 2019
Citation in opposition procedure - 006
May 22, 2019
Citation in opposition procedure - 007
May 22, 2019
Citation in opposition procedure - 008
May 22, 2019
Citation in opposition procedure - 009
May 22, 2019
Citation in opposition procedure - 010
May 22, 2019
Citation in opposition procedure - 011
May 22, 2019
Notice of opposition
May 22, 2019
Notice of opposition
May 22, 2019
Patent document cited during the opposition procedure
May 21, 2019
(Electronic) Receipt
May 21, 2019
Citation in opposition procedure - 004
May 21, 2019
Citation in opposition procedure - 005
May 21, 2019
Notice of opposition
May 21, 2019
Notice of opposition
May 21, 2019
Patent document cited during the opposition procedure
May 20, 2019
(Electronic) Receipt
May 20, 2019
Citation in opposition procedure - 001
May 20, 2019
Citation in opposition procedure - 002
May 20, 2019
Citation in opposition procedure - 003
May 20, 2019
Notice of opposition
May 20, 2019
Notice of opposition
Sep 3, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 26, 2018
Decision to grant a European patent
Jun 14, 2018
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Jun 12, 2018
Observations by third parties
Jun 12, 2018
Transmittal of third party observations to applicant
Jun 11, 2018
(Electronic) Receipt
Jun 11, 2018
Filing of the translations of the claims
Jun 11, 2018
French translation of claims
Jun 11, 2018
German translation of the claims
Jun 11, 2018
Letter accompanying subsequently filed items
Jun 5, 2018
Observations by third parties
Apr 10, 2018
Bibliographic data of the European patent application
Apr 10, 2018
Communication about intention to grant a European patent
Apr 10, 2018
Intention to grant (signatures)
Apr 10, 2018
Text intended for grant (clean copy)
Apr 10, 2018
Text intended for grant (version for approval)
Mar 21, 2018
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Mar 16, 2018
(Electronic) Receipt
Mar 16, 2018
Amended claims with annotations
Mar 16, 2018
Amended description with annotations
Mar 16, 2018
Claims
Mar 16, 2018
Description
Mar 16, 2018
Letter accompanying subsequently filed items
Mar 16, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jan 5, 2018
Bibliographic data of the European patent application
Jan 5, 2018
Communication about intention to grant a European patent
Jan 5, 2018
Intention to grant (signatures)
Jan 5, 2018
Text intended for grant (clean copy)
Jan 5, 2018
Text intended for grant (version for approval)
Aug 24, 2017
(Electronic) Receipt
Aug 24, 2017
Annex
Aug 24, 2017
Annex
Aug 24, 2017
Annex
Aug 24, 2017
Annex
Aug 24, 2017
Annex
Aug 24, 2017
Annex
Aug 24, 2017
Letter accompanying subsequently filed items
Aug 24, 2017
Reply to communication from the Examining Division
Jul 5, 2017
Grant of extension of time limit (examination procedure)
Jun 29, 2017
(Electronic) Receipt
Jun 29, 2017
Letter accompanying subsequently filed items
Jun 29, 2017
Request for extension of time limit to communication from the Examining Division
Feb 20, 2017
Annex to the communication
Feb 20, 2017
Communication from the Examining Division
Dec 15, 2016
(Electronic) Receipt
Dec 15, 2016
Amended claims with annotations
Dec 15, 2016
Claims
Dec 15, 2016
Letter accompanying subsequently filed items
Dec 15, 2016
Non-patent literature cited during the examination procedure
Dec 15, 2016
Non-patent literature cited during the examination procedure
Dec 15, 2016
Non-patent literature cited during the examination procedure
Dec 15, 2016
Reply to communication from the Examining Division
Oct 24, 2016
Grant of extension of time limit (examination procedure)
Oct 17, 2016
(Electronic) Receipt
Oct 17, 2016
Letter accompanying subsequently filed items
Oct 17, 2016
Request for extension of time limit to communication from the Examining Division
Jun 8, 2016
Annex to the communication
Jun 8, 2016
Communication from the Examining Division
Feb 11, 2016
Decision to allow further processing
Jan 28, 2016
(Electronic) Receipt
Jan 28, 2016
Amended claims filed after receipt of (European) search report
Jan 28, 2016
Amended claims with annotations
Jan 28, 2016
Amended description filed after receipt of (European) search report
Jan 28, 2016
Amended description with annotations
Jan 28, 2016
Amendments received before examination
Jan 28, 2016
Letter accompanying subsequently filed items
Nov 18, 2015
Application deemed to be withdrawn (non-reply to Written Opinion)
Nov 18, 2015
Claim deemed abandoned
Apr 22, 2015
Notification on forthcoming publication of bibliographic data
Mar 27, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Mar 25, 2015
Communication to designated inventor
Mar 25, 2015
Communication to designated inventor
Mar 25, 2015
Communication to designated inventor
Mar 25, 2015
Communication to designated inventor
Mar 25, 2015
Communication to designated inventor
Mar 25, 2015
Communication to designated inventor
Feb 9, 2015
(Electronic) Receipt
Feb 9, 2015
Request for entry into the European phase
Feb 2, 2015
Copy of the international preliminary report on patentability
Nov 28, 2014
Information on entry into European phase
Nov 20, 2014
Republication of front page of international application with corrected bibliographic data
Nov 5, 2014
Communication in cases for which no other form is applicable
Aug 26, 2014
Reminder for payment period (examination fee/designation fees)
Aug 21, 2014
Copy of the international search report
Aug 21, 2014
International publication of the international search report
Jul 1, 2014
Written opinion of the ISA, boxes No. I to VIII
Jul 1, 2014
Written opinion of the ISA, cover sheet
Jul 1, 2014
Written opinion of the ISA, supplemental box
Feb 11, 2014
Priority document (electronically transmitted)
Feb 11, 2014
Priority document (electronically transmitted)
Feb 11, 2014
Priority document (electronically transmitted)
Jan 23, 2014
Published international application - A2
Oct 8, 2013
Notification of the recording of a change
Jul 24, 2013
Abstract
Jul 24, 2013
Claims
Jul 24, 2013
Description
Jul 24, 2013
Drawings

EP2872488

FIBROGEN

Application Number: EP13740185A
Filing Date: Jul 15, 2013
Status: Revoked; Apr 12, 2024
Publication Date: Aug 22, 2018
External Links: Slate, Register , Google Patents

IP Verse

Crystalline Forms Of A Prolyl Hydroxylase Inhibitor

Patent Summary

Patent Family

Patent Oppositions (4)

Dossier Documents

EP2872488