Hydroformylation Process

Patent No. EP3083541 (titled "Hydroformylation Process") was filed by DOW Technology Investments on Dec 9, 2014. The application was issued on Sep 5, 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	Jun 3, 2019	EVONIK PATENT ASSOCIATION

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 27, 2022
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Jan 27, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jan 24, 2022
Termination of the opposition proceedings with maintenance of patent
Dec 2, 2021
Advice of delivery
Dec 2, 2021
Communication about missing advice of delivery
Oct 20, 2021
Advice of delivery
Oct 13, 2021
Annex to the communication - opposition
Oct 13, 2021
Decision of the Opposition Division and instruction
Oct 13, 2021
Decision rejecting the opposition
Oct 13, 2021
Decision rejecting the opposition
Oct 13, 2021
Grounds for the decision (Annex) - opposition
Oct 13, 2021
Means of redress
Oct 13, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 13, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 13, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 13, 2021
Provision of a copy of the minutes - opposition procedure
Oct 13, 2021
Provision of a copy of the minutes - opposition procedure
Oct 13, 2021
Transmittal of decision / summons - opposition
Oct 13, 2021
Transmittal of decision / summons - opposition
Sep 16, 2021
Information about the result of oral proceedings
Aug 25, 2021
Brief communication - Opposition proceedings
Aug 19, 2021
(Electronic) Receipt
Aug 19, 2021
Letter accompanying subsequently filed items
Aug 19, 2021
Written submission in preparation to/during oral proceedings
Jul 21, 2021
Brief communication - Opposition proceedings
Jul 14, 2021
(Electronic) Receipt
Jul 14, 2021
Letter accompanying subsequently filed items
Jul 14, 2021
Written submission in preparation to/during oral proceedings
Jun 16, 2021
Brief communication - Opposition proceedings
Jun 9, 2021
(Electronic) Receipt
Jun 9, 2021
Letter accompanying subsequently filed items
Jun 9, 2021
Withdrawal of a request for oral proceedings
Jun 1, 2021
Notification concerning the date of oral proceedings
Jun 1, 2021
Notification concerning the date of oral proceedings
Oct 12, 2020
Advice of delivery
Oct 7, 2020
Advice of delivery
Oct 2, 2020
Acknowledgement of a document
Oct 2, 2020
Acknowledgement of a document
Oct 2, 2020
Annex to the communication - opposition
Oct 2, 2020
Summons to attend oral proceedings
Oct 2, 2020
Summons to attend oral proceedings
Sep 30, 2020
Brief communication - Opposition proceedings
Sep 25, 2020
Notification concerning the date of oral proceedings
Sep 25, 2020
Notification concerning the date of oral proceedings
Sep 22, 2020
(Electronic) Receipt
Sep 22, 2020
Auxiliary request during Opposition procedure
Sep 22, 2020
Auxiliary request during Opposition procedure
Sep 22, 2020
Auxiliary request during Opposition procedure
Sep 22, 2020
Auxiliary request during Opposition procedure
Sep 22, 2020
Auxiliary request during Opposition procedure
Sep 22, 2020
Auxiliary request during Opposition procedure - 01
Sep 22, 2020
Auxiliary request during Opposition procedure - 02
Sep 22, 2020
Auxiliary request during Opposition procedure - 03
Sep 22, 2020
Auxiliary request during Opposition procedure - 04
Sep 22, 2020
Auxiliary request during Opposition procedure - 05
Sep 22, 2020
Letter accompanying subsequently filed items
Sep 22, 2020
Withdrawal of a request for oral proceedings
Sep 18, 2020
(Electronic) Receipt
Sep 18, 2020
Letter accompanying subsequently filed items
Sep 18, 2020
Oral proceedings: reply to date proposed
Jun 16, 2020
Advice of delivery
Jun 8, 2020
Acknowledgement of a document
Jun 8, 2020
Acknowledgement of a document
Jun 8, 2020
Information concerning oral proceedings
Jun 8, 2020
Summons to attend oral proceedings
Jun 8, 2020
Summons to attend oral proceedings
Jun 4, 2020
Notification concerning the date of oral proceedings
Jun 4, 2020
Notification concerning the date of oral proceedings
May 7, 2020
Brief communication - Opposition proceedings
Apr 30, 2020
(Electronic) Receipt
Apr 30, 2020
Letter accompanying subsequently filed items
Apr 30, 2020
Written submission in preparation to/during oral proceedings
Apr 21, 2020
Brief communication - Opposition proceedings
Apr 15, 2020
(Electronic) Receipt
Apr 15, 2020
Any annexes (other than citation) to an opposition letter
Apr 15, 2020
Letter accompanying subsequently filed items
Apr 15, 2020
Written submission in preparation to/during oral proceedings
Nov 19, 2019
Advice of delivery
Nov 15, 2019
Advice of delivery
Nov 8, 2019
Acknowledgement of a document
Nov 8, 2019
Acknowledgement of a document
Nov 8, 2019
Annex to the communication - opposition
Nov 8, 2019
Information concerning oral proceedings
Nov 8, 2019
Summons to attend oral proceedings
Nov 8, 2019
Summons to attend oral proceedings
Oct 23, 2019
Brief communication - Opposition proceedings
Oct 21, 2019
Submission concerning representation
Oct 18, 2019
(Electronic) Receipt
Oct 18, 2019
Auxiliary request during Opposition procedure - 01
Oct 18, 2019
Auxiliary request during Opposition procedure - 02
Oct 18, 2019
Auxiliary request during Opposition procedure - 03
Oct 18, 2019
Auxiliary request during Opposition procedure - 04
Oct 18, 2019
Auxiliary request during Opposition procedure - 05
Oct 18, 2019
Citation in opposition procedure - 003
Oct 18, 2019
Consolidated list of cited opposition documents
Oct 18, 2019
Letter accompanying subsequently filed items
Oct 18, 2019
Reply of the patent proprietor to the notice(s) of opposition
Jun 21, 2019
Communication of a notice of opposition and request to file observations
Jun 21, 2019
Notice of further oppositions to opponent(s)
Jun 6, 2019
Communication of a notice of opposition - first information to patent proprietor
Jun 3, 2019
(Electronic) Receipt
Jun 3, 2019
Citation in opposition procedure - 001
Jun 3, 2019
Citation in opposition procedure - 002
Jun 3, 2019
Citation in opposition procedure - 003
Jun 3, 2019
Citation in opposition procedure - 004
Jun 3, 2019
Notice of opposition
Jun 3, 2019
Notice of opposition
Mar 11, 2019
Submission concerning representation
Sep 17, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 9, 2018
Decision to grant a European patent
Jul 26, 2018
(Electronic) Receipt
Jul 26, 2018
Filing of the translations of the claims
Jul 26, 2018
French translation of claims
Jul 26, 2018
German translation of the claims
Jul 26, 2018
Letter accompanying subsequently filed items
Jul 3, 2018
Submission concerning representation
Mar 27, 2018
Bibliographic data of the European patent application
Mar 27, 2018
Communication about intention to grant a European patent
Mar 27, 2018
Intention to grant (signatures)
Mar 27, 2018
Text intended for grant (clean copy)
Mar 27, 2018
Text intended for grant (version for approval)
Mar 12, 2018
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Feb 9, 2018
(Electronic) Receipt
Feb 9, 2018
Amended claims with annotations
Feb 9, 2018
Claims
Feb 9, 2018
Letter accompanying subsequently filed items
Feb 9, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Oct 26, 2017
Bibliographic data of the European patent application
Oct 26, 2017
Communication about intention to grant a European patent
Oct 26, 2017
Intention to grant (signatures)
Oct 26, 2017
Text intended for grant (clean copy)
Oct 26, 2017
Text intended for grant (version for approval)
Sep 27, 2017
Examination started
Jan 27, 2017
(Electronic) Receipt
Jan 27, 2017
Amended claims filed after receipt of (European) search report
Jan 27, 2017
Amended claims with annotations
Jan 27, 2017
Amendments received before examination
Jan 27, 2017
Letter accompanying subsequently filed items
Sep 28, 2016
Notification on forthcoming publication of bibliographic data
Aug 23, 2016
(Electronic) Receipt
Aug 23, 2016
Letter accompanying subsequently filed items
Aug 23, 2016
Matter concerning the application
Aug 5, 2016
Communication confirming withdrawal from representation
Aug 4, 2016
Communication of amended entries concerning the representative
Aug 2, 2016
(Electronic) Receipt
Aug 2, 2016
Letter accompanying subsequently filed items
Aug 2, 2016
Submission concerning change of applicant's representative
Jul 29, 2016
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jul 26, 2016
Communication of amended entries concerning the representative
Jul 25, 2016
Communication to designated inventor
Jul 25, 2016
Communication to designated inventor
Jul 25, 2016
Communication to designated inventor
Jul 18, 2016
Submission concerning change of applicant's representative
Jul 15, 2016
(Electronic) Receipt
Jul 15, 2016
Amended claims filed after receipt of (European) search report
Jul 15, 2016
Amended claims with annotations
Jul 15, 2016
Request for entry into the European phase
Jul 5, 2016
Copy of the international preliminary report on patentability
May 2, 2016
Information on entry into European phase
Jul 28, 2015
Priority document (electronically transmitted)
Jun 25, 2015
Copy of the international search report
Jun 25, 2015
Published international application - A1
Feb 24, 2015
Written opinion of the ISA, boxes No. I to VIII
Feb 24, 2015
Written opinion of the ISA, cover sheet
Feb 24, 2015
Written opinion of the ISA, supplemental box
Dec 22, 2014
Abstract
Dec 22, 2014
Annex
Dec 22, 2014
Claims
Dec 22, 2014
Description
Dec 22, 2014
Drawings

EP3083541

DOW TECHNOLOGY INVESTMENTS

Application Number: EP14821974A
Filing Date: Dec 9, 2014
Status: Opposition Rejected; Jan 28, 2022
Publication Date: Sep 5, 2018
External Links: Slate, Register , Google Patents

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Hydroformylation Process

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Dossier Documents

EP3083541