Fc Riib-Specific Fc Antibody

Patent No. EP2679681 (titled "Fc Riib-Specific Fc Antibody") was filed by Chugai Seiyaku Kabushiki Kaisha on Feb 24, 2012. The application was issued on Nov 15, 2023.

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
HGF	May 6, 2020	HGF

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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Oct 19, 2023
Decision to maintain the European patent in amended form
Oct 19, 2023
Decision to maintain the European patent in amended form
Oct 13, 2023
Termination of the opposition proceedings with maintenance of patent
Oct 9, 2023
(Electronic) Receipt
Oct 9, 2023
Filing of the translation of the amended claims
Oct 9, 2023
French translation of claims
Oct 9, 2023
German translation of the claims
Oct 9, 2023
Letter accompanying subsequently filed items
Jul 18, 2023
Brief communication - Opposition proceedings
Jun 28, 2023
Communication of bibliographic data
Jun 28, 2023
Communication to opponent concerning maintenance
Jun 28, 2023
Communication with request to file translations
Jun 23, 2023
Maintenance of the patent with the documents specified in the final decision
Mar 14, 2023
(Electronic) Receipt
Mar 14, 2023
Advice of delivery
Mar 14, 2023
Advice of delivery
Mar 14, 2023
Letter accompanying subsequently filed items
Mar 13, 2023
Annex to the communication - opposition
Mar 13, 2023
Decision of the Opposition Division and instruction
Mar 13, 2023
Grounds for the decision (Annex) - opposition
Mar 13, 2023
Interlocutory decision in opposition proceedings
Mar 13, 2023
Interlocutory decision in opposition proceedings
Mar 13, 2023
Means of redress
Mar 13, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 13, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 13, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 13, 2023
OPPODREX with handwritten amendments
Mar 13, 2023
Provision of a copy of the minutes - opposition procedure
Mar 13, 2023
Provision of a copy of the minutes - opposition procedure
Mar 13, 2023
Scanned annex to a communication - opposition procedure
Mar 13, 2023
Scanned annex to a communication - opposition procedure
Mar 13, 2023
Scanned annex to a communication - opposition procedure
Mar 13, 2023
Transmittal of decision / summons - opposition
Mar 13, 2023
Transmittal of decision / summons - opposition
Jan 26, 2022
Brief communication - Opposition proceedings
Jan 21, 2022
(Electronic) Receipt
Jan 21, 2022
Description
Jan 21, 2022
Letter accompanying subsequently filed items
Jan 21, 2022
Written submission in preparation to/during oral proceedings
Jan 19, 2022
Information about the result of oral proceedings
Dec 8, 2021
(Electronic) Receipt
Nov 26, 2021
Brief communication - Opposition proceedings
Nov 24, 2021
Brief communication - Opposition proceedings
Nov 22, 2021
Consolidated list of cited opposition documents
Nov 22, 2021
Notification concerning the date of oral proceedings
Nov 22, 2021
Notification concerning the date of oral proceedings
Nov 18, 2021
(Electronic) Receipt
Nov 18, 2021
Citation in opposition procedure - 011
Nov 18, 2021
Citation in opposition procedure - 012
Nov 18, 2021
Citation in opposition procedure - 013
Nov 18, 2021
Citation in opposition procedure - 014
Nov 18, 2021
Letter accompanying subsequently filed items
Nov 18, 2021
Written submission in preparation to/during oral proceedings
Nov 15, 2021
(Electronic) Receipt
Nov 15, 2021
Auxiliary request during Opposition procedure
Nov 15, 2021
Auxiliary request during Opposition procedure
Nov 15, 2021
Auxiliary request during Opposition procedure
Nov 15, 2021
Auxiliary request during Opposition procedure
Nov 15, 2021
Auxiliary request during Opposition procedure
Nov 15, 2021
Auxiliary request during Opposition procedure
Nov 15, 2021
Auxiliary request during Opposition procedure - 06
Nov 15, 2021
Auxiliary request during Opposition procedure - 07
Nov 15, 2021
Auxiliary request during Opposition procedure - 08
Nov 15, 2021
Auxiliary request during Opposition procedure - 09
Nov 15, 2021
Auxiliary request during Opposition procedure - 10
Nov 15, 2021
Auxiliary request during Opposition procedure - 11
Nov 15, 2021
Letter accompanying subsequently filed items
Nov 15, 2021
Written submission in preparation to/during oral proceedings
Nov 10, 2021
Letter accompanying subsequently filed items
Nov 10, 2021
Request concerning representative opponent
Jan 28, 2021
(Electronic) Receipt
Jan 28, 2021
Advice of delivery
Jan 28, 2021
Letter accompanying subsequently filed items
Jan 27, 2021
Advice of delivery
Jan 26, 2021
Annex to the communication - opposition
Jan 26, 2021
Information concerning oral proceedings
Jan 26, 2021
Summons to attend oral proceedings
Jan 26, 2021
Summons to attend oral proceedings
Jan 26, 2021
Transmittal of decision / summons - opposition
Jan 26, 2021
Transmittal of decision / summons - opposition
Nov 4, 2020
Brief communication - Opposition proceedings
Oct 27, 2020
(Electronic) Receipt
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure - 01
Oct 27, 2020
Auxiliary request during Opposition procedure - 02
Oct 27, 2020
Auxiliary request during Opposition procedure - 03
Oct 27, 2020
Auxiliary request during Opposition procedure - 04
Oct 27, 2020
Auxiliary request during Opposition procedure - 05
Oct 27, 2020
Citation in opposition procedure - 008
Oct 27, 2020
Citation in opposition procedure - 009
Oct 27, 2020
Citation in opposition procedure - 010
Oct 27, 2020
Letter accompanying subsequently filed items
Oct 27, 2020
Main request during Opposition procedure
Oct 27, 2020
Main request during Opposition procedure
Oct 27, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 17, 2020
Communication of a notice of opposition and request to file observations
Jun 17, 2020
Notice of further oppositions to opponent(s)
May 13, 2020
Communication of a notice of opposition - first information to patent proprietor
May 6, 2020
(Electronic) Receipt
May 6, 2020
Citation in opposition procedure - 001
May 6, 2020
Citation in opposition procedure - 002
May 6, 2020
Citation in opposition procedure - 003
May 6, 2020
Citation in opposition procedure - 004
May 6, 2020
Citation in opposition procedure - 005
May 6, 2020
Citation in opposition procedure - 006
May 6, 2020
Citation in opposition procedure - 007
May 6, 2020
Notice of opposition
May 6, 2020
Notice of opposition
Aug 19, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 11, 2019
Decision to grant a European patent
Jul 4, 2019
Request for a change to the title of the invention
Jun 26, 2019
(Electronic) Receipt
Jun 26, 2019
Filing of the translations of the claims
Jun 26, 2019
French translation of claims
Jun 26, 2019
German translation of the claims
Jun 26, 2019
Letter accompanying subsequently filed items
May 13, 2019
Bibliographic data of the European patent application
May 13, 2019
Communication about intention to grant a European patent
May 13, 2019
Intention to grant (signatures)
May 13, 2019
Text intended for grant (clean copy)
May 13, 2019
Text intended for grant (sequence listing)
May 13, 2019
Text intended for grant (version for approval)
Apr 25, 2019
Amended description with annotations
Apr 25, 2019
Description
Apr 25, 2019
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Mar 13, 2019
Bibliographic data of the European patent application
Mar 13, 2019
Communication about intention to grant a European patent
Mar 13, 2019
Intention to grant (signatures)
Mar 13, 2019
Text intended for grant (clean copy)
Mar 13, 2019
Text intended for grant (sequence listing)
Mar 13, 2019
Text intended for grant (version for approval)
Feb 21, 2019
Amended claims with annotations
Feb 21, 2019
Amended description with annotations
Feb 21, 2019
Claims
Feb 21, 2019
Description
Feb 21, 2019
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Oct 11, 2018
Bibliographic data of the European patent application
Oct 11, 2018
Communication about intention to grant a European patent
Oct 11, 2018
Intention to grant (signatures)
Oct 11, 2018
Text intended for grant (clean copy)
Oct 11, 2018
Text intended for grant (sequence listing)
Oct 11, 2018
Text intended for grant (version for approval)
Sep 11, 2018
Amended description with annotations
Sep 11, 2018
Description
Sep 11, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
May 14, 2018
Bibliographic data of the European patent application
May 14, 2018
Communication about intention to grant a European patent
May 14, 2018
Intention to grant (signatures)
May 14, 2018
Text intended for grant (clean copy)
May 14, 2018
Text intended for grant (sequence listing)
May 14, 2018
Text intended for grant (version for approval)
Mar 13, 2018
Amended description with annotations
Mar 13, 2018
Description
Mar 13, 2018
Reply to communication from the Examining Division
Jan 24, 2018
Grant of extension of time limit (examination procedure)
Jan 10, 2018
Request for extension of time limit to communication from the Examining Division
Nov 3, 2017
Annex to the communication
Nov 3, 2017
Communication from the Examining Division
Oct 13, 2017
Amended claims with annotations
Oct 13, 2017
Claims
Oct 13, 2017
Reply to communication from the Examining Division
Aug 25, 2017
Grant of extension of time limit (examination procedure)
Aug 14, 2017
Request for extension of time limit to communication from the Examining Division
Apr 6, 2017
Annex to the communication
Apr 6, 2017
Communication from the Examining Division
Mar 28, 2017
Examination started
Jan 11, 2017
Notification regarding date of start of examination with possibility to withdraw
Jul 16, 2015
Amended claims filed after receipt of (European) search report
Jul 16, 2015
Amended claims with annotations
Jul 16, 2015
Amendments received before examination
Mar 12, 2015
Submission concerning representation
Jan 23, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jan 7, 2015
Communication regarding the transmission of the European search report
Jan 7, 2015
European search opinion
Jan 7, 2015
Submission concerning change of applicant's representative
Jan 7, 2015
Supplementary European search report
Dec 5, 2014
Search started
Dec 4, 2013
Notification of forthcoming publication
Nov 8, 2013
Communication regarding possible amendment of the application/payment of claims fee
Oct 24, 2013
Brief communication to applicant/representative
Oct 16, 2013
Note on telephone consultation
Oct 11, 2013
Notice on debiting of fees
Oct 8, 2013
Brief communication to applicant/representative
Oct 8, 2013
Communication to designated inventor
Oct 8, 2013
Communication to designated inventor
Oct 8, 2013
Communication to designated inventor
Oct 8, 2013
Communication to designated inventor
Oct 8, 2013
Communication to designated inventor
Sep 24, 2013
(Electronic) Receipt
Sep 24, 2013
Abstract
Sep 24, 2013
Amended description filed after receipt of (European) search report
Sep 24, 2013
Amended description with annotations
Sep 24, 2013
Claims
Sep 24, 2013
Converted Sequence Listing
Sep 24, 2013
Description
Sep 24, 2013
Drawings
Sep 24, 2013
Request for correction of errors in filed documents
Sep 24, 2013
Request for entry into the European phase
Sep 11, 2013
Copy of the international preliminary report on patentability
Sep 11, 2013
Translation of the international preliminary report on patentability
Jul 5, 2013
Information on entry into European phase
Sep 18, 2012
Priority document (electronically transmitted)
Sep 18, 2012
Priority document (electronically transmitted)
Aug 30, 2012
Converted Sequence Listing
Aug 30, 2012
Copy of the international search report
Aug 30, 2012
Copy of the translated international search report
Aug 30, 2012
International publication pamphlet

EP2679681

CHUGAI SEIYAKU KABUSHIKI KAISHA

Application Number: EP12749420A
Filing Date: Feb 24, 2012
Status: Patent Maintained As Amended; Oct 13, 2023
Publication Date: Nov 15, 2023
External Links: Slate, Register , Google Patents

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Fc Riib-Specific Fc Antibody

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Dossier Documents

EP2679681