Improved Process For The Production Of Hexamethylenediamine

Patent No. EP2697189 (titled "Improved Process For The Production Of Hexamethylenediamine") was filed by Radici Chimica on Apr 15, 2011. The application was issued on Aug 25, 2021.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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
RHODIA OPERATIONS	Apr 1, 2016	SCHOLZ

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

Jul 29, 2021
Decision to maintain the European patent in amended form
Jul 29, 2021
Decision to maintain the European patent in amended form
Jul 23, 2021
Termination of the opposition proceedings with maintenance of patent
Jul 15, 2021
Druckexemplar in opposition procedure
Jul 13, 2021
(Electronic) Receipt
Jul 13, 2021
Claims
Jul 13, 2021
Description
Jul 13, 2021
Filing of the translation of the amended claims
Jul 13, 2021
French translation of claims
Jul 13, 2021
German translation of the claims
Jul 13, 2021
Letter accompanying subsequently filed items
Jun 17, 2021
Communication of bibliographic data
Jun 17, 2021
Communication to opponent concerning maintenance
Jun 17, 2021
Communication with request to file translations
Jun 14, 2021
Maintenance of the patent with the documents specified in the final decision
May 25, 2021
Refund of fees
May 19, 2021
Maintenance of the patent with the documents specified in the final decision
Feb 8, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 8, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 1, 2021
Withdrawal of an appeal
Oct 6, 2020
F3326 Communication with time limit (inter partes)
Oct 6, 2020
F3326 Communication with time limit (inter partes)
May 20, 2020
Document concerning representation
Feb 20, 2020
Communication of amended entries in the Register of European Patents
Feb 20, 2020
F3345 Forwarding of submissions to parties
Feb 14, 2020
(Electronic) Receipt
Feb 14, 2020
Authorisation
Feb 14, 2020
Letter accompanying subsequently filed items
Feb 14, 2020
Request for change of opponent's representative
Jan 22, 2020
F3345 Forwarding of submissions to parties
Dec 19, 2019
(Electronic) Receipt
Dec 19, 2019
Letter accompanying subsequently filed items
Dec 19, 2019
Request for change of opponent's representative
Apr 4, 2019
F3345 Forwarding of submissions to parties
Mar 28, 2019
Letter relating to Appeal Procedure
Feb 15, 2019
F3345 Forwarding of submissions to parties
Feb 11, 2019
(Electronic) Receipt
Feb 11, 2019
Letter accompanying subsequently filed items
Feb 11, 2019
Reply to appeal
Nov 19, 2018
Composition of the board (T)
Oct 2, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Sep 25, 2018
Statement of grounds of appeal
Aug 23, 2018
Advice of delivery
Aug 17, 2018
F3345 Forwarding of submissions to parties
Aug 8, 2018
Advice of delivery
Aug 2, 2018
Notice of appeal
Jul 30, 2018
F3050 Request to sign the notice of appeal
Jul 30, 2018
F3204 Communication of the file number to the parties
Jul 30, 2018
F3345 Forwarding of submissions to parties
Jul 25, 2018
Processing of an appeal
Jul 24, 2018
Notice of appeal
Jun 4, 2018
Advice of delivery
May 25, 2018
Advice of delivery
May 22, 2018
Advice of delivery
May 22, 2018
Advice of delivery
May 15, 2018
Acknowledgement of a document
May 15, 2018
Acknowledgement of a document
May 15, 2018
Annex to a communication
May 15, 2018
Annex to the communication - opposition
May 15, 2018
Decision of the Opposition Division and instruction
May 15, 2018
Grounds for the decision (Annex) - opposition
May 15, 2018
Interlocutory decision in opposition proceedings
May 15, 2018
Internal form - Opposition/addressees
May 15, 2018
Internal form - Opposition/addressees
May 15, 2018
Means of redress
May 15, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 15, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 15, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 15, 2018
OPPODREX with handwritten amendments
May 15, 2018
Provision of a copy of the minutes - opposition procedure
Jan 25, 2018
Information about the result of oral proceedings
Dec 6, 2017
Brief communication - Opposition proceedings
Dec 1, 2017
Brief communication - Opposition proceedings
Dec 1, 2017
Communication of amended entries
Nov 27, 2017
Brief communication - Opposition proceedings
Nov 24, 2017
Authorisation
Nov 24, 2017
Non-patent literature cited during the opposition procedure
Nov 24, 2017
Written submission in preparation to/during oral proceedings
Nov 23, 2017
(Electronic) Receipt
Nov 23, 2017
Amended claims with annotations
Nov 23, 2017
Amended claims with annotations
Nov 23, 2017
Amended claims with annotations
Nov 23, 2017
Auxiliary request during Opposition procedure
Nov 23, 2017
Auxiliary request during Opposition procedure
Nov 23, 2017
Auxiliary request during Opposition procedure
Nov 23, 2017
Letter accompanying subsequently filed items
Nov 23, 2017
Written submission in preparation to/during oral proceedings
Nov 17, 2017
(Electronic) Receipt
Nov 17, 2017
Letter accompanying subsequently filed items
Nov 17, 2017
Written submission in preparation to/during oral proceedings
Nov 8, 2017
Brief communication - Opposition proceedings
Oct 31, 2017
(Electronic) Receipt
Oct 31, 2017
Letter accompanying subsequently filed items
Oct 31, 2017
Written submission in preparation to/during oral proceedings
May 12, 2017
Advice of delivery
Apr 24, 2017
Advice of delivery
Apr 21, 2017
Advice of delivery
Apr 20, 2017
Advice of delivery
Apr 10, 2017
Acknowledgement of a document
Apr 10, 2017
Acknowledgement of a document
Apr 10, 2017
Annex to the communication - opposition
Apr 10, 2017
Information concerning oral proceedings
Apr 10, 2017
Preparation for oral proceedings
Apr 10, 2017
Summons to attend oral proceedings
Apr 10, 2017
Summons to attend oral proceedings
Nov 22, 2016
Brief communication - Opposition proceedings
Nov 11, 2016
(Electronic) Receipt
Nov 11, 2016
(Electronic) Receipt
Nov 11, 2016
Amended claims with annotations
Nov 11, 2016
Citation in opposition procedure
Nov 11, 2016
Claims
Nov 11, 2016
Letter accompanying subsequently filed items
Nov 11, 2016
Letter accompanying subsequently filed items
Nov 11, 2016
Letter regarding the opposition procedure (no time limit)
Nov 11, 2016
Reply of the patent proprietor to the notice(s) of opposition
Nov 11, 2016
Translation of the evidence during Opposition procedure
Aug 2, 2016
Brief communication - Opposition proceedings
Aug 2, 2016
Grant of extension of time limit (opposition procedure)
Jul 25, 2016
(Electronic) Receipt
Jul 25, 2016
Letter accompanying subsequently filed items
Jul 25, 2016
Request for extension of time limit
May 13, 2016
Communication of a notice of opposition and request to file observations
May 13, 2016
Notice of further oppositions to opponent(s)
Apr 29, 2016
Communication of a notice of opposition - first information to patent proprietor
Apr 1, 2016
(Electronic) Receipt
Apr 1, 2016
Non-patent literature cited during the opposition procedure
Apr 1, 2016
Notice of opposition
Apr 1, 2016
Notice of opposition
Apr 1, 2016
Patent document cited during the opposition procedure
Apr 1, 2016
Patent document cited during the opposition procedure
Apr 1, 2016
Patent document cited during the opposition procedure
Apr 1, 2016
Patent document cited during the opposition procedure
Apr 1, 2016
Patent document cited during the opposition procedure
Apr 1, 2016
Patent document cited during the opposition procedure
Apr 1, 2016
Patent document cited during the opposition procedure
Apr 1, 2016
Patent document cited during the opposition procedure
Apr 1, 2016
Patent document cited during the opposition procedure
Apr 1, 2016
Patent document cited during the opposition procedure
Jul 2, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 5, 2015
Decision to grant a European patent
May 8, 2015
(Electronic) Receipt
May 8, 2015
French translation of claims
May 8, 2015
German translation of the claims
May 8, 2015
Letter accompanying subsequently filed items
Jan 9, 2015
Bibliographic data of the European patent application
Jan 9, 2015
Communication about intention to grant a European patent
Jan 9, 2015
Intention to grant (signatures)
Jan 9, 2015
Text intended for grant
Dec 8, 2014
Examination started
Jan 22, 2014
Notification on forthcoming publication of bibliographic data
Dec 5, 2013
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Dec 3, 2013
Communication to designated inventor
Dec 3, 2013
Communication to designated inventor
Dec 3, 2013
Communication to designated inventor
Dec 3, 2013
Communication to designated inventor
Nov 14, 2013
(Electronic) Receipt
Nov 14, 2013
Request for entry into the European phase
Oct 22, 2013
Copy of the international preliminary examination report
Aug 23, 2013
Information on entry into European phase
Mar 20, 2013
International preliminary examination report
Mar 20, 2013
International preliminary examination report
Mar 20, 2013
International preliminary examination report - free text sheet
Mar 20, 2013
International preliminary examination report - free text sheet
Mar 20, 2013
International preliminary examination report - points I-VIII
Mar 20, 2013
International preliminary examination report - points I-VIII
Mar 20, 2013
Notification of documents sent to WIPO
Mar 20, 2013
Transmittal of International Preliminary Examination Report
Oct 23, 2012
Notification of election of EPO
Oct 18, 2012
Copy of the international search report
Oct 18, 2012
Published international application - A1
Jul 17, 2012
Notification of documents sent to WIPO
Jul 17, 2012
Notification of receipt of demand
Jul 2, 2012
Document concerning fees and payments
Jul 2, 2012
Letter regarding PCTII procedure
Jul 2, 2012
PCT demand form
Jun 22, 2012
Document concerning fees and payments
Jun 22, 2012
PCT demand form
Nov 3, 2011
Written opinion of the ISA, boxes No. I to VIII
Nov 3, 2011
Written opinion of the ISA, cover sheet
Nov 3, 2011
Written opinion of the ISA, supplemental box
Jun 28, 2011
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Jun 28, 2011
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Apr 15, 2011
(Electronic) Receipt
Apr 15, 2011
Abstract
Apr 15, 2011
Claims
Apr 15, 2011
Description
Apr 15, 2011
Drawings

EP2697189

RADICI CHIMICA

Application Number: EP11719778A
Filing Date: Apr 15, 2011
Status: Patent Maintained As Amended; Jul 23, 2021
Publication Date: Aug 25, 2021
External Links: Slate, Register , Google Patents

IP Verse

Improved Process For The Production Of Hexamethylenediamine

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2697189