Production Method For Acetic Acid

Patent No. EP3333147 (titled "Production Method For Acetic Acid") was filed by Daicel on May 25, 2017. The application was issued on Jul 10, 2019.

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
CELANESE	Apr 9, 2020	KINKELDEY

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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Feb 15, 2021
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Feb 10, 2021
Termination of the opposition proceedings with maintenance of patent
Nov 6, 2020
Advice of delivery
Oct 30, 2020
Acknowledgement of a document
Oct 30, 2020
Decision to discontinue the opposition proceedings
Oct 22, 2020
Brief communication - Opposition proceedings
Oct 22, 2020
Brief communication - Opposition proceedings
Oct 19, 2020
Brief communication - Opposition proceedings
Oct 16, 2020
(Electronic) Receipt
Oct 16, 2020
Letter accompanying subsequently filed items
Oct 16, 2020
Withdrawal of an opposition
Oct 14, 2020
(Electronic) Receipt
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
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Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
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Auxiliary request during Opposition procedure
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Auxiliary request during Opposition procedure
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Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
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Auxiliary request during Opposition procedure
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Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure
Oct 14, 2020
Auxiliary request during Opposition procedure - 01
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Auxiliary request during Opposition procedure - 02
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Auxiliary request during Opposition procedure - 03
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Auxiliary request during Opposition procedure - 22
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Auxiliary request during Opposition procedure - 23
Oct 14, 2020
Auxiliary request during Opposition procedure - 24
Oct 14, 2020
Letter accompanying subsequently filed items
Oct 14, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 16, 2020
Communication of a notice of opposition and request to file observations
Jun 16, 2020
Notice of further oppositions to opponent(s)
Apr 17, 2020
Communication of a notice of opposition - first information to patent proprietor
Apr 9, 2020
(Electronic) Receipt
Apr 9, 2020
Citation in opposition procedure - 001
Apr 9, 2020
Citation in opposition procedure - 001
Apr 9, 2020
Citation in opposition procedure - 002
Apr 9, 2020
Citation in opposition procedure - 003
Apr 9, 2020
Citation in opposition procedure - 003
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Citation in opposition procedure - 004
Apr 9, 2020
Citation in opposition procedure - 004
Apr 9, 2020
Citation in opposition procedure - 005
Apr 9, 2020
Citation in opposition procedure - 006
Apr 9, 2020
Citation in opposition procedure - 007
Apr 9, 2020
Citation in opposition procedure - 008
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Citation in opposition procedure - 009
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Citation in opposition procedure - 010
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Citation in opposition procedure - 011
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Citation in opposition procedure - 012
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Citation in opposition procedure - 014
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Citation in opposition procedure - 015
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Citation in opposition procedure - 016
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Citation in opposition procedure - 017
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Citation in opposition procedure - 017
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Citation in opposition procedure - 040
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Citation in opposition procedure - 041
Apr 9, 2020
Citation in opposition procedure - 042
Apr 9, 2020
Consolidated list of cited opposition documents
Apr 9, 2020
Notice of opposition
Apr 9, 2020
Notice of opposition
Jul 22, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 14, 2019
Decision to grant a European patent
May 23, 2019
(Electronic) Receipt
May 23, 2019
Filing of the translations of the claims
May 23, 2019
French translation of claims
May 23, 2019
German translation of the claims
May 20, 2019
Copy of the international preliminary report on patentability
May 20, 2019
Translation of the international preliminary report on patentability
Apr 25, 2019
Request for a change to the title of the invention
Apr 9, 2019
(Electronic) Receipt
Apr 9, 2019
Letter accompanying subsequently filed items
Apr 9, 2019
Request for correction/amendment of the text proposed for grant sent until 31.03.2012
Feb 11, 2019
Bibliographic data of the European patent application
Feb 11, 2019
Communication about intention to grant a European patent
Feb 11, 2019
Intention to grant (signatures)
Feb 11, 2019
Text intended for grant (clean copy)
Feb 11, 2019
Text intended for grant (version for approval)
Jan 15, 2019
Examination started
Oct 2, 2018
Amended description filed after receipt of (European) search report
Oct 2, 2018
Amended description with annotations
Oct 2, 2018
Amendments received before examination
May 16, 2018
Confirmation of receipt of (electronically) transmitted priority document
May 16, 2018
Notification of forthcoming publication
May 3, 2018
Copy of the international search report
May 3, 2018
Copy of the translated international search report
May 3, 2018
International publication pamphlet
Mar 29, 2018
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Mar 12, 2018
Communication regarding the transmission of the European search report
Mar 12, 2018
European search opinion
Mar 12, 2018
Information on Search Strategy
Mar 12, 2018
Supplementary European search report
Jan 2, 2018
Search started
Dec 6, 2017
Communication to designated inventor
Nov 23, 2017
Translation of the international preliminary report on patentability
Nov 23, 2017
Transmission of a document (International preliminary examination report)
Oct 25, 2017
Refund order search fee
Oct 17, 2017
Priority document (electronically transmitted)
Oct 17, 2017
Priority document (electronically transmitted)
Oct 5, 2017
Annex
Oct 5, 2017
Annex
Oct 5, 2017
Copy of the international preliminary report on patentability
Oct 5, 2017
Transmission of a document (International preliminary examination report)
Sep 22, 2017
Enquiry with the International Bureau
Jul 3, 2017
(Electronic) Receipt
Jul 3, 2017
Abstract
Jul 3, 2017
Annex
Jul 3, 2017
Claims
Jul 3, 2017
Description
Jul 3, 2017
Drawings
Jul 3, 2017
Request for entry into the European phase

EP3333147

DAICEL

Application Number: EP17732014A
Filing Date: May 25, 2017
Status: Granted And Under Opposition; Jun 7, 2019
Publication Date: Jul 10, 2019
External Links: Slate, Register , Google Patents

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Production Method For Acetic Acid

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Dossier Documents

EP3333147