Method For Replenishing The Catalyst In Continuous Hydroformylation

Patent No. EP2836474 (titled "Method For Replenishing The Catalyst In Continuous Hydroformylation") was filed by Basf on Apr 11, 2013. The application was issued on Jan 31, 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
EVONIK OPERATIONS	Oct 30, 2018	-
OQ CHEMICALS	Oct 24, 2018	MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBB

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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Sep 22, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Sep 22, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Sep 22, 2021
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Sep 17, 2021
Termination of the opposition proceedings with revocation of patent
Jun 15, 2021
Advice of delivery
Jun 14, 2021
Advice of delivery
Jun 11, 2021
Advice of delivery
Jun 11, 2021
Advice of delivery
Jun 8, 2021
Annex to the communication - opposition
Jun 8, 2021
Decision of the Opposition Division and instruction
Jun 8, 2021
Decision revoking the European patent
Jun 8, 2021
Decision revoking the European patent
Jun 8, 2021
Decision revoking the European patent
Jun 8, 2021
Grounds for the decision (Annex) - opposition
Jun 8, 2021
Internal form - Opposition/addressees
Jun 8, 2021
Internal form - Opposition/addressees
Jun 8, 2021
Means of redress
Jun 8, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 8, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 8, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jun 8, 2021
Provision of a copy of the minutes - opposition procedure
Jun 8, 2021
Provision of a copy of the minutes - opposition procedure
Jun 8, 2021
Provision of a copy of the minutes - opposition procedure
Jun 8, 2021
Transmittal of decision / summons - opposition
Jun 8, 2021
Transmittal of decision / summons - opposition
Apr 12, 2021
Information about the result of oral proceedings
Mar 11, 2021
(Electronic) Receipt
Mar 11, 2021
Letter accompanying subsequently filed items
Mar 8, 2021
(Electronic) Receipt
Mar 8, 2021
Letter accompanying subsequently filed items
Feb 17, 2021
Brief communication - Opposition proceedings
Feb 17, 2021
Brief communication - Opposition proceedings
Feb 3, 2021
Notification concerning the date of oral proceedings
Feb 3, 2021
Notification concerning the date of oral proceedings
Feb 3, 2021
Notification concerning the date of oral proceedings
Jan 25, 2021
(Electronic) Receipt
Jan 25, 2021
Letter accompanying subsequently filed items
Jan 25, 2021
Written submission in preparation to/during oral proceedings
Nov 16, 2020
Brief communication - Opposition proceedings
Nov 16, 2020
Brief communication - Opposition proceedings
Nov 16, 2020
Brief communication - Opposition proceedings
Nov 16, 2020
Brief communication - Opposition proceedings
Nov 16, 2020
Communication of amended entries
Nov 10, 2020
(Electronic) Receipt
Nov 10, 2020
Annexes in respect of a client data request
Nov 10, 2020
General authorisation
Nov 10, 2020
Letter accompanying subsequently filed items
Nov 10, 2020
Request for change of name -opponent
Jul 20, 2020
(Electronic) Receipt
Jul 20, 2020
Advice of delivery
Jul 20, 2020
Letter accompanying subsequently filed items
Jul 17, 2020
Advice of delivery
Jul 16, 2020
Advice of delivery
Jul 13, 2020
Acknowledgement of a document
Jul 13, 2020
Acknowledgement of a document
Jul 13, 2020
Acknowledgement of a document
Jul 13, 2020
Information concerning oral proceedings
Jul 13, 2020
Summons to attend oral proceedings
Jul 13, 2020
Summons to attend oral proceedings
Jul 13, 2020
Summons to attend oral proceedings
Jul 9, 2020
Brief communication - Opposition proceedings
Jul 9, 2020
Brief communication - Opposition proceedings
Jul 9, 2020
Communication of amended entries
Jul 8, 2020
Brief communication - Opposition proceedings
Jul 8, 2020
Brief communication - Opposition proceedings
Jul 7, 2020
(Electronic) Receipt
Jul 7, 2020
Letter accompanying subsequently filed items
Jul 7, 2020
Written submission in preparation to/during oral proceedings
Jul 6, 2020
(Electronic) Receipt
Jul 6, 2020
Any annexes (other than citation) to an opposition letter
Jul 6, 2020
Letter accompanying subsequently filed items
Jul 6, 2020
Written submission in preparation to/during oral proceedings
Jul 2, 2020
(Electronic) Receipt
Jul 2, 2020
Letter accompanying subsequently filed items
Jul 2, 2020
Oral proceedings: Request for postponement
Nov 19, 2019
Advice of delivery
Nov 4, 2019
Advice of delivery
Nov 1, 2019
Advice of delivery
Oct 9, 2019
Advice of delivery
Sep 24, 2019
Advice of delivery
Sep 23, 2019
Advice of delivery
Sep 18, 2019
Acknowledgement of a document
Sep 18, 2019
Acknowledgement of a document
Sep 18, 2019
Acknowledgement of a document
Sep 18, 2019
Annex to the communication - opposition
Sep 18, 2019
Information concerning oral proceedings
Sep 18, 2019
Summons to attend oral proceedings
Sep 18, 2019
Summons to attend oral proceedings
Sep 18, 2019
Summons to attend oral proceedings
Mar 7, 2019
Brief communication - Opposition proceedings
Mar 7, 2019
Brief communication - Opposition proceedings
Mar 1, 2019
(Electronic) Receipt
Mar 1, 2019
Letter accompanying subsequently filed items
Mar 1, 2019
Main request during Opposition procedure
Mar 1, 2019
Main request during Opposition procedure
Mar 1, 2019
Reply of the patent proprietor to the notice(s) of opposition
Nov 23, 2018
Communication of a notice of opposition and request to file observations
Nov 23, 2018
Notice of further oppositions to opponent(s)
Nov 23, 2018
Notice of further oppositions to opponent(s)
Nov 6, 2018
Communication of a notice of opposition - first information to patent proprietor
Nov 2, 2018
Communication of a notice of opposition - first information to patent proprietor
Oct 30, 2018
(Electronic) Receipt
Oct 30, 2018
Citation in opposition procedure - 007
Oct 30, 2018
Citation in opposition procedure - 008
Oct 30, 2018
Citation in opposition procedure - 009
Oct 30, 2018
Citation in opposition procedure - 010
Oct 30, 2018
Citation in opposition procedure - 011
Oct 30, 2018
Citation in opposition procedure - 012
Oct 30, 2018
Citation in opposition procedure - 013
Oct 30, 2018
Citation in opposition procedure - 014
Oct 30, 2018
Citation in opposition procedure - 015
Oct 30, 2018
Citation in opposition procedure - 016
Oct 30, 2018
Citation in opposition procedure - 017
Oct 30, 2018
Citation in opposition procedure - 017
Oct 30, 2018
Citation in opposition procedure - 018
Oct 30, 2018
Citation in opposition procedure - 018
Oct 30, 2018
Citation in opposition procedure - 019
Oct 30, 2018
Citation in opposition procedure - 019
Oct 30, 2018
Citation in opposition procedure - 020
Oct 30, 2018
Consolidated list of cited opposition documents
Oct 30, 2018
Notice of opposition
Oct 30, 2018
Notice of opposition
Oct 24, 2018
(Electronic) Receipt
Oct 24, 2018
Any annexes (other than citation) to an opposition letter
Oct 24, 2018
Citation in opposition procedure - 001
Oct 24, 2018
Citation in opposition procedure - 002
Oct 24, 2018
Citation in opposition procedure - 003
Oct 24, 2018
Citation in opposition procedure - 004
Oct 24, 2018
Citation in opposition procedure - 005
Oct 24, 2018
Citation in opposition procedure - 006
Oct 24, 2018
Notice of opposition
Oct 24, 2018
Notice of opposition
Feb 16, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 5, 2018
Decision to grant a European patent
Dec 12, 2017
(Electronic) Receipt
Dec 12, 2017
English translation of the claims
Dec 12, 2017
French translation of claims
Dec 12, 2017
Letter accompanying subsequently filed items
Nov 10, 2017
Communication confirming withdrawal from representation
Nov 6, 2017
(Electronic) Receipt
Nov 6, 2017
Letter accompanying subsequently filed items
Nov 6, 2017
Submission concerning change of applicant's representative
Sep 28, 2017
Bibliographic data of the European patent application
Sep 28, 2017
Communication about intention to grant a European patent
Sep 28, 2017
Intention to grant (signatures)
Sep 28, 2017
Text intended for grant (clean copy)
Sep 28, 2017
Text intended for grant (version for approval)
May 31, 2017
(Electronic) Receipt
May 31, 2017
Amended description with annotations
May 31, 2017
Description
May 31, 2017
Letter accompanying subsequently filed items
May 31, 2017
Reply to communication from the Examining Division
Feb 14, 2017
Annex to the communication
Feb 14, 2017
Communication from the Examining Division
Feb 8, 2017
Examination started
Mar 3, 2016
CDS Clean up - amended applicant details
Mar 3, 2016
Submission concerning change of applicant's address
May 8, 2015
(Electronic) Receipt
May 8, 2015
Amended claims filed after receipt of (European) search report
May 8, 2015
Amended claims with annotations
May 8, 2015
Amendments received before examination
May 8, 2015
Letter accompanying subsequently filed items
Jan 21, 2015
Notification on forthcoming publication of bibliographic data
Nov 21, 2014
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Nov 19, 2014
Communication to designated inventor
Nov 19, 2014
Communication to designated inventor
Nov 19, 2014
Communication to designated inventor
Nov 19, 2014
Communication to designated inventor
Nov 19, 2014
Communication to designated inventor
Nov 19, 2014
Communication to designated inventor
Oct 29, 2014
Copy of the international preliminary report on patentability
Oct 7, 2014
(Electronic) Receipt
Oct 7, 2014
Request for entry into the European phase
Aug 22, 2014
Information on entry into European phase
Mar 18, 2014
Notification of the recording of a change
Mar 18, 2014
Notification of the recording of a change
Nov 5, 2013
Priority document (electronically transmitted)
Oct 17, 2013
Copy of the international search report
Oct 17, 2013
Copy of the international search report
Oct 17, 2013
Published international application - A1
Jun 26, 2013
Written opinion of the ISA, boxes No. I to VIII
Jun 26, 2013
Written opinion of the ISA, cover sheet
Jun 26, 2013
Written opinion of the ISA, supplemental box
Apr 11, 2013
(Electronic) Receipt
Apr 11, 2013
Abstract
Apr 11, 2013
Claims
Apr 11, 2013
Description
Apr 11, 2013
Priority document (RO-procedure)

EP2836474

BASF

Application Number: EP13714961A
Filing Date: Apr 11, 2013
Status: Revoked; Sep 24, 2021
Publication Date: Jan 31, 2018
External Links: Slate, Register , Google Patents

IP Verse

Method For Replenishing The Catalyst In Continuous Hydroformylation

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2836474