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Controlling The Normal : Iso Aldehyde Ratio In A Mixed Ligand Hydroformylation Process

Patent No. EP2516373 (titled "Controlling The Normal : Iso Aldehyde Ratio In A Mixed Ligand Hydroformylation Process") was filed by DOW Technology Investments on Dec 15, 2010. The application was issued on Aug 12, 2020.

Patent Summary

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Patent Oppositions

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 21, 2017	EISENFUHR SPEISER

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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Jul 16, 2020
Decision to maintain the European patent in amended form
Jul 16, 2020
Decision to maintain the European patent in amended form
Jul 10, 2020
Termination of the opposition proceedings with maintenance of patent
Jul 7, 2020
(Electronic) Receipt
Jul 7, 2020
Description
Jul 7, 2020
Druckexemplar in opposition procedure
Jul 7, 2020
Filing of the translation of the amended claims
Jul 7, 2020
French translation of claims
Jul 7, 2020
German translation of the claims
Jul 7, 2020
Letter accompanying subsequently filed items
Mar 31, 2020
Communication to opponent concerning maintenance
Mar 31, 2020
Communication with request to file translations
Mar 24, 2020
Maintenance of the patent with the documents specified in the final decision
Feb 6, 2020
Brief communication - Opposition proceedings
Feb 6, 2020
Communication of amended entries
Jan 31, 2020
(Electronic) Receipt
Jan 31, 2020
Annexes in respect of a client data request
Jan 31, 2020
Letter accompanying subsequently filed items
Jan 31, 2020
Request for change of name -opponent
Dec 19, 2019
Advice of delivery
Dec 11, 2019
Advice of delivery
Dec 6, 2019
Acknowledgement of a document
Dec 6, 2019
Acknowledgement of a document
Dec 6, 2019
Annex to the communication - opposition
Dec 6, 2019
Decision of the Opposition Division and instruction
Dec 6, 2019
Grounds for the decision (Annex) - opposition
Dec 6, 2019
Interlocutory decision in opposition proceedings
Dec 6, 2019
Internal form - Opposition/addressees
Dec 6, 2019
Internal form - Opposition/addressees
Dec 6, 2019
Means of redress
Dec 6, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 6, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 6, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 6, 2019
OPPODREX with handwritten amendments
Dec 6, 2019
Provision of a copy of the minutes - opposition procedure
Dec 6, 2019
Scanned annex to a communication - opposition procedure
Dec 6, 2019
Scanned annex to a communication - opposition procedure
Nov 6, 2019
Information about the result of oral proceedings
Oct 21, 2019
Submission concerning representation
Oct 10, 2019
Notification concerning the date of oral proceedings
Oct 10, 2019
Notification concerning the date of oral proceedings
Sep 11, 2019
Brief communication - Opposition proceedings
Sep 11, 2019
Brief communication - Opposition proceedings
Sep 4, 2019
(Electronic) Receipt
Sep 4, 2019
Letter accompanying subsequently filed items
Sep 4, 2019
Written submission in preparation to/during oral proceedings
Aug 29, 2019
(Electronic) Receipt
Aug 29, 2019
Letter accompanying subsequently filed items
Aug 29, 2019
Request for interpreters during oral proceedings
Mar 18, 2019
Advice of delivery
Mar 11, 2019
Submission concerning representation
Mar 4, 2019
Advice of delivery
Mar 1, 2019
Advice of delivery
Feb 27, 2019
Brief communication - Opposition proceedings
Feb 26, 2019
Acknowledgement of a document
Feb 26, 2019
Acknowledgement of a document
Feb 26, 2019
Information concerning oral proceedings
Feb 26, 2019
Information concerning oral proceedings
Feb 26, 2019
Notification concerning the date of oral proceedings
Feb 26, 2019
Notification concerning the date of oral proceedings
Feb 26, 2019
Summons to attend oral proceedings
Feb 26, 2019
Summons to attend oral proceedings
Feb 22, 2019
Result of consultation by telephone/in person
Feb 21, 2019
(Electronic) Receipt
Feb 21, 2019
Information about the result of oral proceedings
Feb 21, 2019
Letter accompanying subsequently filed items
Feb 21, 2019
Written submission in preparation to/during oral proceedings
Feb 11, 2019
Advice of delivery
Jan 30, 2019
Brief communication - Opposition proceedings
Jan 24, 2019
(Electronic) Receipt
Jan 24, 2019
Any annexes (other than citation) to an opposition letter
Jan 24, 2019
Any annexes (other than citation) to an opposition letter
Jan 24, 2019
Letter accompanying subsequently filed items
Jan 24, 2019
Written submission in preparation to/during oral proceedings
Jan 22, 2019
(Electronic) Receipt
Jan 22, 2019
Letter accompanying subsequently filed items
Jan 22, 2019
Written submission in preparation to/during oral proceedings
Jan 16, 2019
Advice of delivery
Jan 11, 2019
Acknowledgement of a document
Jan 11, 2019
Acknowledgement of a document
Jan 11, 2019
Annex to the communication - opposition
Jan 11, 2019
Information concerning oral proceedings
Jan 11, 2019
Information concerning oral proceedings
Jan 11, 2019
Notification concerning the date of oral proceedings
Jan 11, 2019
Notification concerning the date of oral proceedings
Jan 11, 2019
Summons to attend oral proceedings
Jan 11, 2019
Summons to attend oral proceedings
Jan 9, 2019
Advice of delivery
Jan 8, 2019
Advice of delivery
Jan 8, 2019
Information about the result of oral proceedings
Nov 28, 2018
Brief communication - Opposition proceedings
Nov 23, 2018
Brief communication - Opposition proceedings
Nov 22, 2018
(Electronic) Receipt
Nov 22, 2018
Amended claims with annotations
Nov 22, 2018
Amended claims with annotations
Nov 22, 2018
Amended claims with annotations
Nov 22, 2018
Amended claims with annotations
Nov 22, 2018
Amended claims with annotations
Nov 22, 2018
Amended claims with annotations
Nov 22, 2018
Amended claims with annotations
Nov 22, 2018
Amended claims with annotations
Nov 22, 2018
Citation in opposition procedure
Nov 22, 2018
Citation in opposition procedure
Nov 22, 2018
Claims
Nov 22, 2018
Claims
Nov 22, 2018
Claims
Nov 22, 2018
Claims
Nov 22, 2018
Claims
Nov 22, 2018
Claims
Nov 22, 2018
Claims
Nov 22, 2018
Claims
Nov 22, 2018
Non-patent literature cited during the opposition procedure
Nov 22, 2018
Non-patent literature cited during the opposition procedure
Nov 22, 2018
Patent document cited during the opposition procedure
Nov 22, 2018
Written submission in preparation to/during oral proceedings
Nov 22, 2018
Written submission in preparation to/during oral proceedings
Nov 21, 2018
(Electronic) Receipt
Nov 21, 2018
Request for interpreters during oral proceedings
Nov 21, 2018
Written submission in preparation to/during oral proceedings
Nov 19, 2018
(Electronic) Receipt
Nov 19, 2018
Letter accompanying subsequently filed items
Nov 19, 2018
Written submission in preparation to/during oral proceedings
Sep 10, 2018
Brief communication - Opposition proceedings
Aug 27, 2018
(Electronic) Receipt
Aug 27, 2018
Citation in opposition procedure
Aug 27, 2018
Citation in opposition procedure
Aug 27, 2018
Notice of opposition
Aug 27, 2018
Patent document cited during the opposition procedure
Aug 27, 2018
Patent document cited during the opposition procedure
Aug 27, 2018
Patent document cited during the opposition procedure
Aug 27, 2018
Patent document cited during the opposition procedure
Aug 27, 2018
Written submission in preparation to/during oral proceedings
Jul 3, 2018
Submission concerning representation
Apr 10, 2018
Advice of delivery
Apr 4, 2018
Advice of delivery
Mar 29, 2018
Acknowledgement of a document
Mar 29, 2018
Acknowledgement of a document
Mar 29, 2018
Information concerning oral proceedings
Mar 29, 2018
Notification concerning the date of oral proceedings
Mar 29, 2018
Notification concerning the date of oral proceedings
Mar 29, 2018
Summons to attend oral proceedings
Mar 29, 2018
Summons to attend oral proceedings
Mar 27, 2018
(Electronic) Receipt
Mar 27, 2018
Letter accompanying subsequently filed items
Mar 27, 2018
Letter regarding the opposition procedure (no time limit)
Mar 7, 2018
Brief communication - Opposition proceedings
Mar 2, 2018
Advice of delivery
Mar 1, 2018
(Electronic) Receipt
Mar 1, 2018
Advice of delivery
Mar 1, 2018
Any annexes (other than citation) to an opposition letter
Mar 1, 2018
Any annexes (other than citation) to an opposition letter
Mar 1, 2018
Any annexes (other than citation) to an opposition letter
Mar 1, 2018
Oral proceedings: Request for postponement
Feb 28, 2018
Advice of delivery
Feb 23, 2018
Acknowledgement of a document
Feb 23, 2018
Acknowledgement of a document
Feb 23, 2018
Annex to the communication - opposition
Feb 23, 2018
Information concerning oral proceedings
Feb 23, 2018
Preparation for oral proceedings
Feb 23, 2018
Summons to attend oral proceedings
Feb 23, 2018
Summons to attend oral proceedings
Nov 20, 2017
Brief communication - Opposition proceedings
Nov 14, 2017
(Electronic) Receipt
Nov 14, 2017
Amended claims with annotations
Nov 14, 2017
Amended claims with annotations
Nov 14, 2017
Amended claims with annotations
Nov 14, 2017
Amended claims with annotations
Nov 14, 2017
Citation in opposition procedure
Nov 14, 2017
Claims
Nov 14, 2017
Claims
Nov 14, 2017
Claims
Nov 14, 2017
Claims
Nov 14, 2017
Letter accompanying subsequently filed items
Nov 14, 2017
Patent document cited during the opposition procedure
Nov 14, 2017
Patent document cited during the opposition procedure
Nov 14, 2017
Reply of the patent proprietor to the notice(s) of opposition
Aug 1, 2017
Communication of a notice of opposition and request to file observations
Aug 1, 2017
Notice of further oppositions to opponent(s)
Jun 29, 2017
Communication of a notice of opposition - first information to patent proprietor
Jun 21, 2017
(Electronic) Receipt
Jun 21, 2017
Any annexes (other than citation) to an opposition letter
Jun 21, 2017
Any annexes (other than citation) to an opposition letter
Jun 21, 2017
Notice of opposition
Jun 21, 2017
Notice of opposition
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Patent document cited during the opposition procedure
Jun 21, 2017
Translation of the evidence during Opposition procedure
Jun 21, 2017
Translation of the evidence during Opposition procedure
Jun 21, 2017
Translation of the evidence during Opposition procedure
Jun 21, 2017
Translation of the evidence during Opposition procedure
Sep 21, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 25, 2016
Decision to grant a European patent
Aug 12, 2016
(Electronic) Receipt
Aug 12, 2016
Filing of the translations of the claims
Aug 12, 2016
Letter accompanying subsequently filed items
Apr 4, 2016
Bibliographic data of the European patent application
Apr 4, 2016
Communication about intention to grant a European patent
Apr 4, 2016
Intention to grant (signatures)
Apr 4, 2016
Text intended for grant (clean copy)
Mar 16, 2015
(Electronic) Receipt
Mar 16, 2015
Amended claims with annotations
Mar 16, 2015
Amended description with annotations
Mar 16, 2015
Claims
Mar 16, 2015
Description
Mar 16, 2015
Letter accompanying subsequently filed items
Mar 16, 2015
Reply to communication from the Examining Division
Feb 12, 2015
Annex to the communication
Feb 12, 2015
Communication from the Examining Division
Oct 16, 2014
(Electronic) Receipt
Oct 16, 2014
Claims
Oct 16, 2014
Letter accompanying subsequently filed items
Oct 16, 2014
Reply to communication from the Examining Division
Jul 17, 2014
Annex to the communication
Jul 17, 2014
Communication from the Examining Division
Dec 5, 2013
Communication of amended entries concerning the representative
Nov 8, 2013
Submission concerning change of applicant's representative
Nov 6, 2013
Submission concerning change of applicant's representative
Feb 22, 2013
(Electronic) Receipt
Feb 22, 2013
Amended claims filed after receipt of (European) search report
Feb 22, 2013
Amendments received before examination
Feb 22, 2013
Letter accompanying subsequently filed items
Oct 4, 2012
Notification on forthcoming publication of bibliographic data
Aug 22, 2012
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jul 4, 2012
Annexes to the international preliminary examination report
Jul 4, 2012
Copy of the international preliminary examination report
Jul 4, 2012
Reply to Written Opinion prepared by the EPO
Jun 20, 2012
(Electronic) Receipt
Jun 20, 2012
Request for entry into the European phase
May 25, 2012
Information on entry into European phase
Apr 16, 2012
Annex to International preliminary examination report
Apr 16, 2012
International preliminary examination report
Apr 16, 2012
International preliminary examination report
Apr 16, 2012
International preliminary examination report - free text sheet
Apr 16, 2012
International preliminary examination report - free text sheet
Apr 16, 2012
International preliminary examination report - points I-VIII
Apr 16, 2012
International preliminary examination report - points I-VIII
Apr 16, 2012
Notification of documents sent to WIPO
Apr 16, 2012
Transmittal of International Preliminary Examination Report
Nov 8, 2011
Notification of election of EPO
Oct 13, 2011
Notification of documents sent to WIPO
Oct 13, 2011
Notification of receipt of demand
Oct 3, 2011
Document concerning fees and payments
Oct 3, 2011
Letter regarding PCTII procedure
Oct 3, 2011
PCT demand form
Oct 3, 2011
PCT(IPEA): Amended sheet - claims
Aug 9, 2011
Priority document (electronically transmitted)
Jul 21, 2011
Copy of the international search report
Jul 21, 2011
Published international application - A1
Apr 6, 2011
Written opinion of the ISA, boxes No. I to VIII
Apr 6, 2011
Written opinion of the ISA, cover sheet
Apr 6, 2011
Written opinion of the ISA, supplemental box
Dec 27, 2010
Abstract
Dec 27, 2010
Claims
Dec 27, 2010
Description

EP2516373

DOW TECHNOLOGY INVESTMENTS

Application Number: EP10795581A
Filing Date: Dec 15, 2010
Status: Patent Maintained As Amended; Jul 10, 2020
Publication Date: Aug 12, 2020
External Links: Slate, Register , Google Patents