Process For Preparing An Unsaturated Carboxylic Acid Salt

Patent No. EP3142992 (titled "Process For Preparing An Unsaturated Carboxylic Acid Salt") was filed by Basf on May 13, 2015. The application was issued on Feb 16, 2022.

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
CHEVRON PHILLIPS CHEMICAL LP	Jun 26, 2019	POTTER CLARKSON

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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Jan 20, 2022
Decision to maintain the European patent in amended form
Jan 20, 2022
Decision to maintain the European patent in amended form
Jan 18, 2022
Communication confirming withdrawal from representation
Jan 18, 2022
Communication of amended entries concerning the representative
Jan 14, 2022
Termination of the opposition proceedings with maintenance of patent
Jan 4, 2022
(Electronic) Receipt
Jan 4, 2022
French translation of claims
Jan 4, 2022
German translation of the claims
Jan 4, 2022
Letter accompanying subsequently filed items
Jan 3, 2022
Brief communication - Opposition proceedings
Dec 21, 2021
(Electronic) Receipt
Dec 21, 2021
Letter accompanying subsequently filed items
Dec 21, 2021
Submission concerning change of proprietor's representative
Oct 4, 2021
Communication to opponent concerning maintenance
Oct 4, 2021
Communication with request to file translations
Sep 29, 2021
Maintenance of the patent with the documents specified in the final decision
Jun 22, 2021
Advice of delivery
Jun 18, 2021
Advice of delivery
Jun 18, 2021
Annex to the communication - opposition
Jun 18, 2021
Decision of the Opposition Division and instruction
Jun 18, 2021
Druckexemplar in opposition procedure
Jun 18, 2021
Grounds for the decision (Annex) - opposition
Jun 18, 2021
Interlocutory decision in opposition proceedings
Jun 18, 2021
Internal form - Opposition/addressees
Jun 18, 2021
Internal form - Opposition/addressees
Jun 18, 2021
Means of redress
Jun 18, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 18, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 18, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jun 18, 2021
Provision of a copy of the minutes - opposition procedure
Jun 18, 2021
Scanned annex to a communication - opposition procedure
Jun 18, 2021
Scanned annex to a communication - opposition procedure
Jun 18, 2021
Transmittal of decision / summons - opposition
Jun 18, 2021
Transmittal of decision / summons - opposition
Jun 7, 2021
Information about the result of oral proceedings
Apr 12, 2021
Brief communication - Opposition proceedings
Apr 8, 2021
Brief communication - Opposition proceedings
Apr 7, 2021
(Electronic) Receipt
Apr 7, 2021
Letter accompanying subsequently filed items
Apr 7, 2021
Written submission in preparation to/during oral proceedings
Apr 1, 2021
(Electronic) Receipt
Apr 1, 2021
Letter accompanying subsequently filed items
Apr 1, 2021
Written submission in preparation to/during oral proceedings
Mar 4, 2021
Notification concerning the date of oral proceedings
Mar 4, 2021
Notification concerning the date of oral proceedings
Nov 26, 2020
Advice of delivery
Nov 25, 2020
Communication about missing advice of delivery
Oct 23, 2020
Advice of delivery
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
Sep 30, 2020
Brief communication - Opposition proceedings
Sep 30, 2020
Notification concerning the date of oral proceedings
Sep 30, 2020
Notification concerning the date of oral proceedings
Sep 25, 2020
(Electronic) Receipt
Sep 25, 2020
Letter accompanying subsequently filed items
Sep 25, 2020
Oral proceedings: reply to date proposed
Sep 22, 2020
Brief communication - Opposition proceedings
Sep 16, 2020
(Electronic) Receipt
Sep 16, 2020
Letter accompanying subsequently filed items
Sep 16, 2020
Oral proceedings: reply to date proposed
Sep 9, 2020
Notification concerning the date of oral proceedings
Sep 9, 2020
Notification concerning the date of oral proceedings
Jul 10, 2020
Advice of delivery
Jul 2, 2020
Advice of delivery
Jun 29, 2020
Acknowledgement of a document
Jun 29, 2020
Acknowledgement of a document
Jun 29, 2020
Annex to the communication - opposition
Jun 29, 2020
Information concerning oral proceedings
Jun 29, 2020
Summons to attend oral proceedings
Jun 29, 2020
Summons to attend oral proceedings
Jun 9, 2020
Advice of delivery
Jun 4, 2020
Notification concerning the date of oral proceedings
Jun 4, 2020
Notification concerning the date of oral proceedings
May 29, 2020
Oral proceedings: reply to date proposed
May 27, 2020
Oral proceedings: reply to date proposed
May 7, 2020
Brief communication - Opposition proceedings
May 7, 2020
Brief communication - Opposition proceedings
Apr 30, 2020
(Electronic) Receipt
Apr 30, 2020
(Electronic) Receipt
Apr 30, 2020
Auxiliary request during Opposition procedure
Apr 30, 2020
Auxiliary request during Opposition procedure - 06
Apr 30, 2020
Letter accompanying subsequently filed items
Apr 30, 2020
Letter accompanying subsequently filed items
Apr 30, 2020
Written submission in preparation to/during oral proceedings
Apr 30, 2020
Written submission in preparation to/during oral proceedings
Feb 25, 2020
Advice of delivery
Feb 18, 2020
Advice of delivery
Feb 17, 2020
Acknowledgement of a document
Feb 17, 2020
Acknowledgement of a document
Feb 17, 2020
Information concerning oral proceedings
Feb 17, 2020
Notification concerning the date of oral proceedings
Feb 17, 2020
Notification concerning the date of oral proceedings
Feb 17, 2020
Summons to attend oral proceedings
Feb 17, 2020
Summons to attend oral proceedings
Jan 30, 2020
Brief communication - Opposition proceedings
Jan 24, 2020
(Electronic) Receipt
Jan 24, 2020
Letter accompanying subsequently filed items
Jan 24, 2020
Oral proceedings: Request for postponement
Jan 20, 2020
Advice of delivery
Jan 9, 2020
Advice of delivery
Jan 8, 2020
Acknowledgement of a document
Jan 8, 2020
Acknowledgement of a document
Jan 8, 2020
Annex to the communication - opposition
Jan 8, 2020
Information concerning oral proceedings
Jan 8, 2020
Summons to attend oral proceedings
Jan 8, 2020
Summons to attend oral proceedings
Oct 16, 2019
Brief communication - Opposition proceedings
Oct 11, 2019
(Electronic) Receipt
Oct 11, 2019
Auxiliary request during Opposition procedure
Oct 11, 2019
Auxiliary request during Opposition procedure
Oct 11, 2019
Auxiliary request during Opposition procedure
Oct 11, 2019
Auxiliary request during Opposition procedure
Oct 11, 2019
Auxiliary request during Opposition procedure
Oct 11, 2019
Auxiliary request during Opposition procedure - 01
Oct 11, 2019
Auxiliary request during Opposition procedure - 02
Oct 11, 2019
Auxiliary request during Opposition procedure - 03
Oct 11, 2019
Auxiliary request during Opposition procedure - 04
Oct 11, 2019
Auxiliary request during Opposition procedure - 05
Oct 11, 2019
Letter accompanying subsequently filed items
Oct 11, 2019
Main request during Opposition procedure
Oct 11, 2019
Reply of the patent proprietor to the notice(s) of opposition
Aug 9, 2019
Brief communication - Opposition proceedings
Aug 9, 2019
Communication concerning the filing of a power of attorney
Aug 9, 2019
Communication of amended entries concerning the representative
Aug 6, 2019
(Electronic) Receipt
Aug 6, 2019
Letter accompanying subsequently filed items
Aug 6, 2019
Submission concerning change of proprietor's representative
Jul 8, 2019
Communication of a notice of opposition and request to file observations
Jul 8, 2019
Notice of further oppositions to opponent(s)
Jul 1, 2019
Communication of a notice of opposition - first information to patent proprietor
Jun 26, 2019
(Electronic) Receipt
Jun 26, 2019
Citation in opposition procedure - 001
Jun 26, 2019
Citation in opposition procedure - 002
Jun 26, 2019
Citation in opposition procedure - 003
Jun 26, 2019
Citation in opposition procedure - 004
Jun 26, 2019
Citation in opposition procedure - 005
Jun 26, 2019
Citation in opposition procedure - 006
Jun 26, 2019
Citation in opposition procedure - 007
Jun 26, 2019
Consolidated list of cited opposition documents
Jun 26, 2019
Notice of opposition
Jun 26, 2019
Notice of opposition
Jun 26, 2019
Notice of opposition
Oct 8, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 30, 2018
Decision to grant a European patent
Aug 17, 2018
Communication of amended entries concerning the representative
Aug 8, 2018
(Electronic) Receipt
Aug 8, 2018
French translation of claims
Aug 8, 2018
German translation of the claims
Aug 8, 2018
Submission concerning change of applicant's representative
Jul 30, 2018
Communication confirming withdrawal from representation
Jul 24, 2018
(Electronic) Receipt
Jul 24, 2018
Letter accompanying subsequently filed items
Jul 24, 2018
Submission concerning change of applicant's representative
Apr 9, 2018
Bibliographic data of the European patent application
Apr 9, 2018
Communication about intention to grant a European patent
Apr 9, 2018
Intention to grant (signatures)
Apr 9, 2018
Text intended for grant (clean copy)
Apr 9, 2018
Text intended for grant (version for approval)
Feb 9, 2018
(Electronic) Receipt
Feb 9, 2018
Amended description with annotations
Feb 9, 2018
Description
Feb 9, 2018
Letter accompanying subsequently filed items
Feb 9, 2018
Reply to communication from the Examining Division
Feb 5, 2018
Annex to the communication
Feb 5, 2018
Communication from the Examining Division
Feb 22, 2017
Notification on forthcoming publication of bibliographic data
Jan 27, 2017
Invitation to indicate correct address of inventor
Jan 27, 2017
Invitation to indicate correct address of inventor
Jan 27, 2017
Invitation to indicate correct address of inventor
Jan 24, 2017
Letter which had not been notified
Jan 24, 2017
Letter which had not been notified
Jan 24, 2017
Letter which had not been notified
Jan 23, 2017
(Electronic) Receipt
Jan 23, 2017
Amended claims filed after receipt of (European) search report
Jan 23, 2017
Amended claims with annotations
Jan 23, 2017
Amendments received before examination
Jan 23, 2017
Letter accompanying subsequently filed items
Jan 5, 2017
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Dec 6, 2016
Copy of the international preliminary report on patentability
Nov 10, 2016
Notification of the recording of a change
Nov 10, 2016
Notification of the recording of a change
Nov 10, 2016
Notification of the recording of a change
Nov 8, 2016
(Electronic) Receipt
Nov 8, 2016
Request for entry into the European phase
Sep 23, 2016
Information on entry into European phase
Mar 3, 2016
CDS Clean up - amended applicant details
Mar 3, 2016
Submission concerning change of applicant's address
Dec 8, 2015
Priority document (electronically transmitted)
Nov 19, 2015
Copy of the international search report
Nov 19, 2015
Published international application - A1
Jul 22, 2015
Written opinion of the ISA, boxes No. I to VIII
Jul 22, 2015
Written opinion of the ISA, cover sheet
Jul 22, 2015
Written opinion of the ISA, supplemental box
May 13, 2015
(Electronic) Receipt
May 13, 2015
Abstract
May 13, 2015
Claims
May 13, 2015
Description
May 13, 2015
Priority document (RO-procedure)

EP3142992

BASF

Application Number: EP15722197A
Filing Date: May 13, 2015
Status: Patent Maintained As Amended; Jan 14, 2022
Publication Date: Feb 16, 2022
External Links: Slate, Register , Google Patents

IP Verse

Process For Preparing An Unsaturated Carboxylic Acid Salt

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Patent Oppositions

Dossier Documents

EP3142992