Purification Of Aromatic Carboxylic Acids

Patent No. EP3089957 (titled "Purification Of Aromatic Carboxylic Acids") was filed by BP North America on Feb 11, 2014. The application was issued on Dec 30, 2020.

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
WITHERS & ROGERS LLPJONES NICHOLASWRIGHT HOWARD WALLIN NICHOLAS	Sep 27, 2021	STEPNEY

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 13, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Sep 13, 2023
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Sep 6, 2023
Termination of the opposition proceedings with revocation of patent
May 26, 2023
Decision revoking the European patent
May 26, 2023
Decision revoking the European patent
May 26, 2023
Transmittal of decision / summons - opposition
May 26, 2023
Transmittal of decision / summons - opposition
May 23, 2023
Notification concerning the date of oral proceedings
May 23, 2023
Notification concerning the date of oral proceedings
May 22, 2023
(Electronic) Receipt
May 22, 2023
(Electronic) Receipt
May 22, 2023
Letter accompanying subsequently filed items
May 22, 2023
Letter accompanying subsequently filed items
May 22, 2023
Request for revocation of patent
May 22, 2023
Request for revocation of patent
May 19, 2023
Brief communication - Opposition proceedings
May 17, 2023
(Electronic) Receipt
May 17, 2023
Citation in opposition procedure - 008
May 17, 2023
Citation in opposition procedure - 008
May 17, 2023
Consolidated list of cited opposition documents
May 17, 2023
Letter accompanying subsequently filed items
May 17, 2023
Written submission in preparation to/during oral proceedings
May 16, 2023
(Electronic) Receipt
May 16, 2023
Brief communication - Opposition proceedings
May 15, 2023
(Electronic) Receipt
May 15, 2023
Citation in opposition procedure - 005
May 15, 2023
Citation in opposition procedure - 006
May 15, 2023
Citation in opposition procedure - 007
May 15, 2023
Letter accompanying subsequently filed items
May 15, 2023
Written submission in preparation to/during oral proceedings
Mar 29, 2023
Brief communication - Opposition proceedings
Mar 28, 2023
Brief communication - Opposition proceedings
Mar 23, 2023
(Electronic) Receipt
Mar 23, 2023
Auxiliary request during Opposition procedure
Mar 23, 2023
Auxiliary request during Opposition procedure
Mar 23, 2023
Auxiliary request during Opposition procedure
Mar 23, 2023
Auxiliary request during Opposition procedure
Mar 23, 2023
Auxiliary request during Opposition procedure - 04
Mar 23, 2023
Auxiliary request during Opposition procedure - 05
Mar 23, 2023
Auxiliary request during Opposition procedure - 06
Mar 23, 2023
Auxiliary request during Opposition procedure - 07
Mar 23, 2023
Letter accompanying subsequently filed items
Mar 23, 2023
Written submission in preparation to/during oral proceedings
Mar 22, 2023
Letter accompanying subsequently filed items
Mar 22, 2023
Written submission in preparation to/during oral proceedings
Mar 21, 2023
(Electronic) Receipt
Feb 23, 2023
Notification concerning the date of oral proceedings
Feb 23, 2023
Notification concerning the date of oral proceedings
Feb 2, 2023
Brief communication - Opposition proceedings
Feb 1, 2023
Communication of amended entries
Jan 26, 2023
(Electronic) Receipt
Jan 26, 2023
Letter accompanying subsequently filed items (CDR)
Jan 26, 2023
Request for change of opponent's representative
Jul 6, 2022
Document concerning representation
Jun 6, 2022
(Electronic) Receipt
Jun 6, 2022
Advice of delivery
Jun 6, 2022
Letter accompanying subsequently filed items
May 31, 2022
Annex to the communication - opposition
May 31, 2022
Information concerning oral proceedings
May 31, 2022
Summons to attend oral proceedings
May 31, 2022
Summons to attend oral proceedings
May 31, 2022
Transmittal of decision / summons - opposition
May 31, 2022
Transmittal of decision / summons - opposition
Mar 28, 2022
Brief communication - Opposition proceedings
Mar 22, 2022
(Electronic) Receipt
Mar 22, 2022
Letter accompanying subsequently filed items
Mar 22, 2022
Reply from the opponent to submission of proprietor
Feb 25, 2022
Brief communication - Opposition proceedings
Feb 21, 2022
(Electronic) Receipt
Feb 21, 2022
Auxiliary request during Opposition procedure
Feb 21, 2022
Auxiliary request during Opposition procedure
Feb 21, 2022
Auxiliary request during Opposition procedure
Feb 21, 2022
Auxiliary request during Opposition procedure - 01
Feb 21, 2022
Auxiliary request during Opposition procedure - 02
Feb 21, 2022
Auxiliary request during Opposition procedure - 03
Feb 21, 2022
Letter accompanying subsequently filed items
Feb 21, 2022
Reply of the patent proprietor to the notice(s) of opposition
Feb 2, 2022
Brief communication - Opposition proceedings
Feb 2, 2022
Communication of the registration of a transfer or change of name and/or address
Jan 14, 2022
(Electronic) Receipt
Jan 14, 2022
Annexes in respect of a client data request
Jan 14, 2022
Annexes in respect of a client data request
Jan 14, 2022
Submission concerning a transfer of rights (proprietor)
Oct 12, 2021
Communication of a notice of opposition and request to file observations
Oct 12, 2021
Notice of further oppositions to opponent(s)
Oct 1, 2021
Communication of a notice of opposition - first information to patent proprietor
Sep 27, 2021
(Electronic) Receipt
Sep 27, 2021
Citation in opposition procedure - 001
Sep 27, 2021
Citation in opposition procedure - 002
Sep 27, 2021
Citation in opposition procedure - 003
Sep 27, 2021
Citation in opposition procedure - 004
Sep 27, 2021
Notice of opposition
Sep 27, 2021
Notice of opposition
Jan 27, 2021
Communication of amended entries concerning the representative
Jan 18, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 3, 2020
Decision to grant a European patent
Nov 24, 2020
(Electronic) Receipt
Nov 24, 2020
Filing of the translations of the claims
Nov 24, 2020
French translation of claims
Nov 24, 2020
German translation of the claims
Nov 24, 2020
Letter accompanying subsequently filed items
Jul 24, 2020
Bibliographic data of the European patent application
Jul 24, 2020
Communication about intention to grant a European patent
Jul 24, 2020
Intention to grant (signatures)
Jul 24, 2020
Text intended for grant (clean copy)
Jul 24, 2020
Text intended for grant (version for approval)
Jun 25, 2020
Advice of delivery
Jun 25, 2020
Notification concerning the date of oral proceedings
Jun 25, 2020
Result of consultation by telephone/in person
Jun 24, 2020
(Electronic) Receipt
Jun 24, 2020
Amended description with annotations
Jun 24, 2020
Description
Jun 24, 2020
Letter accompanying subsequently filed items
Jun 24, 2020
Written submission in preparation to/during oral proceedings
Jun 12, 2020
Notification concerning the date of oral proceedings
May 29, 2020
(Electronic) Receipt
May 29, 2020
Amended claims with annotations
May 29, 2020
Amended claims with annotations
May 29, 2020
Amended claims with annotations
May 29, 2020
Amended claims with annotations
May 29, 2020
Amended claims with annotations
May 29, 2020
Amended claims with annotations
May 29, 2020
Claims
May 29, 2020
Claims
May 29, 2020
Claims
May 29, 2020
Claims
May 29, 2020
Claims
May 29, 2020
Claims
May 29, 2020
Letter accompanying subsequently filed items
May 29, 2020
Written submission in preparation to/during oral proceedings
Feb 19, 2020
Annex to the communication
Feb 19, 2020
Summons to attend oral proceedings
Sep 27, 2019
(Electronic) Receipt
Sep 27, 2019
Amended claims with annotations
Sep 27, 2019
Amended description with annotations
Sep 27, 2019
Claims
Sep 27, 2019
Description
Sep 27, 2019
Letter accompanying subsequently filed items
Sep 27, 2019
Reply to communication from the Examining Division
May 31, 2019
Annex to the communication
May 31, 2019
Communication from the Examining Division
Jan 29, 2019
(Electronic) Receipt
Jan 29, 2019
Amended claims with annotations
Jan 29, 2019
Claims
Jan 29, 2019
Letter accompanying subsequently filed items
Jan 29, 2019
Reply to communication from the Examining Division
Nov 26, 2018
Grant of extension of time limit (examination procedure)
Nov 21, 2018
(Electronic) Receipt
Nov 21, 2018
Letter accompanying subsequently filed items
Nov 21, 2018
Request for extension of time limit to communication from the Examining Division
Jul 19, 2018
Annex to the communication
Jul 19, 2018
Communication from the Examining Division
Jul 13, 2018
Examination started
Oct 12, 2016
Notification on forthcoming publication of bibliographic data
Aug 31, 2016
Refund of fees
Aug 26, 2016
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Aug 24, 2016
Communication to designated inventor
Jul 21, 2016
Copy of the international preliminary report on patentability
Jul 15, 2016
(Electronic) Receipt
Jul 15, 2016
Amended claims filed after receipt of (European) search report
Jul 15, 2016
Request for entry into the European phase
Jul 15, 2016
Submission concerning representation
May 13, 2016
Information on entry into European phase
Jul 28, 2015
Priority document (electronically transmitted)
Jul 9, 2015
Copy of the international search report
Jul 9, 2015
Published international application - A1
Sep 10, 2014
Written opinion of the ISA, boxes No. I to VIII
Sep 10, 2014
Written opinion of the ISA, cover sheet
Sep 10, 2014
Written opinion of the ISA, supplemental box
Feb 24, 2014
Abstract
Feb 24, 2014
Claims
Feb 24, 2014
Description
Feb 24, 2014
Drawings

EP3089957

BP NORTH AMERICA

Application Number: EP14709775A
Filing Date: Feb 11, 2014
Status: Revoked; Sep 8, 2023
Publication Date: Dec 30, 2020
External Links: Slate, Register , Google Patents

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Purification Of Aromatic Carboxylic Acids

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Dossier Documents

EP3089957