Process For Manufacturing A Purified Aqueous Hydrogen Peroxide Solution

Patent No. EP3052439 (titled "Process For Manufacturing A Purified Aqueous Hydrogen Peroxide Solution") was filed by Solvay on Oct 2, 2014. The application was issued on Jun 22, 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
EVONIK OPERATIONS	May 6, 2020	F & E PATENT

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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May 27, 2022
Decision to maintain the European patent in amended form
May 27, 2022
Decision to maintain the European patent in amended form
May 20, 2022
Termination of the opposition proceedings with maintenance of patent
May 17, 2022
(Electronic) Receipt
May 17, 2022
Filing of the translation of the amended claims
May 17, 2022
French translation of claims
May 17, 2022
German translation of the claims
May 17, 2022
Letter accompanying subsequently filed items
Mar 7, 2022
Communication of bibliographic data
Mar 7, 2022
Communication to opponent concerning maintenance
Mar 7, 2022
Communication with request to file translations
Mar 1, 2022
Maintenance of the patent with the documents specified in the final decision
Nov 24, 2021
Advice of delivery
Nov 24, 2021
Advice of delivery
Nov 18, 2021
Annex to the communication - opposition
Nov 18, 2021
Decision of the Opposition Division and instruction
Nov 18, 2021
Druckexemplar in opposition procedure
Nov 18, 2021
Grounds for the decision (Annex) - opposition
Nov 18, 2021
Interlocutory decision in opposition proceedings
Nov 18, 2021
Interlocutory decision in opposition proceedings
Nov 18, 2021
Means of redress
Nov 18, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 18, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 18, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 18, 2021
Provision of a copy of the minutes - opposition procedure
Nov 18, 2021
Provision of a copy of the minutes - opposition procedure
Nov 18, 2021
Scanned annex to a communication - opposition procedure
Nov 18, 2021
Scanned annex to a communication - opposition procedure
Nov 18, 2021
Scanned annex to a communication - opposition procedure
Nov 18, 2021
Scanned annex to a communication - opposition procedure
Nov 18, 2021
Transmittal of decision / summons - opposition
Nov 18, 2021
Transmittal of decision / summons - opposition
Oct 20, 2021
Information about the result of oral proceedings
Oct 13, 2021
Brief communication - Opposition proceedings
Oct 12, 2021
Brief communication - Opposition proceedings
Oct 12, 2021
Brief communication - Opposition proceedings
Oct 6, 2021
Written submission in preparation to/during oral proceedings
Aug 17, 2021
Brief communication - Opposition proceedings
Aug 9, 2021
(Electronic) Receipt
Aug 9, 2021
(Electronic) Receipt
Aug 9, 2021
Letter accompanying subsequently filed items
Aug 9, 2021
Written submission in preparation to/during oral proceedings
Jul 19, 2021
Brief communication - Opposition proceedings
Jul 9, 2021
(Electronic) Receipt
Jul 9, 2021
Auxiliary request during Opposition procedure
Jul 9, 2021
Auxiliary request during Opposition procedure
Jul 9, 2021
Auxiliary request during Opposition procedure
Jul 9, 2021
Auxiliary request during Opposition procedure
Jul 9, 2021
Auxiliary request during Opposition procedure
Jul 9, 2021
Auxiliary request during Opposition procedure
Jul 9, 2021
Auxiliary request during Opposition procedure - 02
Jul 9, 2021
Auxiliary request during Opposition procedure - 03
Jul 9, 2021
Auxiliary request during Opposition procedure - 04
Jul 9, 2021
Auxiliary request during Opposition procedure - 05
Jul 9, 2021
Auxiliary request during Opposition procedure - 06
Jul 9, 2021
Auxiliary request during Opposition procedure - 06
Jul 9, 2021
Letter accompanying subsequently filed items
Jul 9, 2021
Written submission in preparation to/during oral proceedings
Jun 30, 2021
Notification concerning the date of oral proceedings
Jun 30, 2021
Notification concerning the date of oral proceedings
Jun 11, 2021
(Electronic) Receipt
Jun 11, 2021
Citation in opposition procedure - 005
Jun 11, 2021
Consolidated list of cited opposition documents
Jun 11, 2021
Letter accompanying subsequently filed items
Jun 11, 2021
Written submission in preparation to/during oral proceedings
Jun 2, 2021
Communication of amended entries
Jun 2, 2021
Communication of amended entries
May 26, 2021
(Electronic) Receipt
May 26, 2021
Letter accompanying subsequently filed items
May 26, 2021
Request for change of opponent's representative
Dec 23, 2020
Advice of delivery
Dec 16, 2020
(Electronic) Receipt
Dec 16, 2020
Advice of delivery
Dec 16, 2020
Letter accompanying subsequently filed items
Dec 14, 2020
Annex to the communication - opposition
Dec 14, 2020
Information concerning oral proceedings
Dec 14, 2020
Summons to attend oral proceedings
Dec 14, 2020
Summons to attend oral proceedings
Dec 14, 2020
Transmittal of decision / summons - opposition
Dec 14, 2020
Transmittal of decision / summons - opposition
Oct 21, 2020
(Electronic) Receipt
Oct 21, 2020
Auxiliary request during Opposition procedure
Oct 21, 2020
Auxiliary request during Opposition procedure
Oct 21, 2020
Auxiliary request during Opposition procedure
Oct 21, 2020
Auxiliary request during Opposition procedure
Oct 21, 2020
Auxiliary request during Opposition procedure
Oct 21, 2020
Auxiliary request during Opposition procedure - 01
Oct 21, 2020
Auxiliary request during Opposition procedure - 02
Oct 21, 2020
Auxiliary request during Opposition procedure - 03
Oct 21, 2020
Auxiliary request during Opposition procedure - 04
Oct 21, 2020
Auxiliary request during Opposition procedure - 05
Oct 21, 2020
Citation in opposition procedure - 004
Oct 21, 2020
Letter accompanying subsequently filed items
Oct 21, 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 15, 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
Letter accompanying subsequently filed items
May 6, 2020
Notice of opposition
Aug 27, 2019
Communication of amended entries concerning the representative
Aug 22, 2019
Submission concerning change of applicant's representative
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
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
Mar 21, 2019
Bibliographic data of the European patent application
Mar 21, 2019
Communication about intention to grant a European patent
Mar 21, 2019
Intention to grant (signatures)
Mar 21, 2019
Text intended for grant (clean copy)
Mar 21, 2019
Text intended for grant (version for approval)
Aug 31, 2018
(Electronic) Receipt
Aug 31, 2018
Amended claims with annotations
Aug 31, 2018
Amended description with annotations
Aug 31, 2018
Claims
Aug 31, 2018
Description
Aug 31, 2018
Letter accompanying subsequently filed items
Aug 31, 2018
Reply to communication from the Examining Division
Jul 23, 2018
Grant of extension of time limit (examination procedure)
Jul 18, 2018
(Electronic) Receipt
Jul 18, 2018
Letter accompanying subsequently filed items
Jul 18, 2018
Request for extension of time limit to communication from the Examining Division
Mar 16, 2018
Annex to the communication
Mar 16, 2018
Communication from the Examining Division
Feb 27, 2018
Communication to designated inventor
Feb 21, 2018
(Electronic) Receipt
Feb 21, 2018
Authorisation
Feb 21, 2018
Designation of inventor
Feb 21, 2018
Letter accompanying subsequently filed items
Feb 21, 2018
Letter concerning the inventor
May 10, 2017
(Electronic) Receipt
May 10, 2017
Amended claims with annotations
May 10, 2017
Claims
May 10, 2017
Letter accompanying subsequently filed items
May 10, 2017
Non-patent literature cited during the examination procedure
May 10, 2017
Reply to communication from the Examining Division
Mar 2, 2017
Annex to the communication
Mar 2, 2017
Communication from the Examining Division
Nov 8, 2016
(Electronic) Receipt
Nov 8, 2016
Amended claims filed after receipt of (European) search report
Nov 8, 2016
Amended claims with annotations
Nov 8, 2016
Amendments received before examination
Nov 8, 2016
Letter accompanying subsequently filed items
Jul 13, 2016
Notification on forthcoming publication of bibliographic data
May 12, 2016
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
May 10, 2016
Communication to designated inventor
May 10, 2016
Communication to designated inventor
May 10, 2016
Communication to designated inventor
May 5, 2016
Priority search results copy provided by EPO
Apr 19, 2016
Copy of the international preliminary report on patentability
Mar 21, 2016
(Electronic) Receipt
Mar 21, 2016
Request for entry into the European phase
Feb 12, 2016
Information on entry into European phase
Apr 29, 2015
Priority document (electronically transmitted)
Apr 29, 2015
Priority document (electronically transmitted)
Apr 9, 2015
Copy of the international search report
Apr 9, 2015
Published international application - A1
Mar 2, 2015
Written opinion of the ISA, boxes No. I to VIII
Mar 2, 2015
Written opinion of the ISA, cover sheet
Mar 2, 2015
Written opinion of the ISA, supplemental box
Oct 2, 2014
(Electronic) Receipt
Oct 2, 2014
Abstract
Oct 2, 2014
Claims
Oct 2, 2014
Description
Oct 2, 2014
Drawings
Oct 2, 2014
Priority document (RO-procedure)
Oct 2, 2014
Priority document (RO-procedure)

EP3052439

SOLVAY

Application Number: EP14777659A
Filing Date: Oct 2, 2014
Status: Patent Maintained As Amended; May 20, 2022
Publication Date: Jun 22, 2022
External Links: Slate, Register , Google Patents

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Process For Manufacturing A Purified Aqueous Hydrogen Peroxide Solution

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Dossier Documents

EP3052439