Method For Producing Carbodiimides

Patent No. EP2430062 (titled "Method For Producing Carbodiimides") was filed by Lanxess Deutschland on May 3, 2010. 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
COVESTRO DEUTSCHLAND	Jun 7, 2017	LEVPAT

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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Jun 14, 2019
Decision to maintain the European patent in amended form
Jun 14, 2019
Decision to maintain the European patent in amended form
Jun 7, 2019
Termination of the opposition proceedings with maintenance of patent
Jun 3, 2019
Druckexemplar in opposition procedure
May 31, 2019
(Electronic) Receipt
May 31, 2019
Amended description with annotations
May 31, 2019
English translation of the claims
May 31, 2019
Filing of the translation of the amended claims
May 31, 2019
French translation of claims
May 31, 2019
Letter accompanying subsequently filed items
Apr 11, 2019
Communication to opponent concerning maintenance
Apr 11, 2019
Communication with request to file translations
Apr 3, 2019
Maintenance of the patent with the documents specified in the final decision
Apr 1, 2019
Maintenance of the patent with the documents specified in the final decision
Jan 10, 2019
(Electronic) Receipt
Jan 10, 2019
Advice of delivery
Jan 10, 2019
Letter accompanying subsequently filed items
Jan 8, 2019
Advice of delivery
Jan 8, 2019
Advice of delivery
Jan 2, 2019
Advice of delivery
Dec 20, 2018
Acknowledgement of a document
Dec 20, 2018
Acknowledgement of a document
Dec 20, 2018
Annex to the communication - opposition
Dec 20, 2018
Decision of the Opposition Division and instruction
Dec 20, 2018
Grounds for the decision (Annex) - opposition
Dec 20, 2018
Interlocutory decision in opposition proceedings
Dec 20, 2018
Internal form - Opposition/addressees
Dec 20, 2018
Internal form - Opposition/addressees
Dec 20, 2018
Means of redress
Dec 20, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 20, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 20, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 20, 2018
OPPODREX with handwritten amendments
Dec 20, 2018
Provision of a copy of the minutes - opposition procedure
Dec 20, 2018
Scanned annex to a communication - opposition procedure
Dec 3, 2018
Information about the result of oral proceedings
Oct 5, 2018
Brief communication - Opposition proceedings
Oct 4, 2018
Brief communication - Opposition proceedings
Oct 1, 2018
(Electronic) Receipt
Oct 1, 2018
Amended claims with annotations
Oct 1, 2018
Amended claims with annotations
Oct 1, 2018
Any annexes (other than citation) to an opposition letter
Oct 1, 2018
Claims
Oct 1, 2018
Claims
Oct 1, 2018
Letter accompanying subsequently filed items
Oct 1, 2018
Written submission in preparation to/during oral proceedings
Sep 28, 2018
(Electronic) Receipt
Sep 28, 2018
Letter accompanying subsequently filed items
Sep 28, 2018
Oral proceedings: reply to date proposed
May 18, 2018
Advice of delivery
May 18, 2018
Advice of delivery
May 17, 2018
(Electronic) Receipt
May 17, 2018
Advice of delivery
May 17, 2018
Advice of delivery
May 17, 2018
Letter accompanying subsequently filed items
May 14, 2018
Acknowledgement of a document
May 14, 2018
Acknowledgement of a document
May 14, 2018
Annex to the communication - opposition
May 14, 2018
Information concerning oral proceedings
May 14, 2018
Preparation for oral proceedings
May 14, 2018
Summons to attend oral proceedings
May 14, 2018
Summons to attend oral proceedings
Nov 13, 2017
Brief communication - Opposition proceedings
Nov 7, 2017
(Electronic) Receipt
Nov 7, 2017
Claims
Nov 7, 2017
Letter accompanying subsequently filed items
Nov 7, 2017
Reply of the patent proprietor to the notice(s) of opposition
Jul 12, 2017
Communication of a notice of opposition and request to file observations
Jul 12, 2017
Notice of further oppositions to opponent(s)
Jun 13, 2017
Communication of a notice of opposition - first information to patent proprietor
Jun 7, 2017
(Electronic) Receipt
Jun 7, 2017
Letter accompanying subsequently filed items
Jun 7, 2017
Notice of opposition
Jun 7, 2017
Patent document cited during the opposition procedure
Jun 7, 2017
Patent document cited during the opposition procedure
Jun 7, 2017
Patent document cited during the opposition procedure
Jun 7, 2017
Patent document cited during the opposition procedure
Jun 7, 2017
Patent document cited during the opposition procedure
Jun 7, 2017
Patent document cited during the opposition procedure
Apr 7, 2017
Communication of the registration of a transfer or change of name and/or address
Mar 23, 2017
Submission concerning a transfer of rights (applicant)
Oct 7, 2016
Submission concerning representation
Sep 7, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 11, 2016
Decision to grant a European patent
Jul 26, 2016
(Electronic) Receipt
Jul 26, 2016
English translation of the claims
Jul 26, 2016
Filing of the translations of the claims
Jul 26, 2016
French translation of claims
Apr 29, 2016
Bibliographic data of the European patent application
Apr 29, 2016
Communication about intention to grant a European patent
Apr 29, 2016
Intention to grant (signatures)
Apr 29, 2016
Text intended for grant
Dec 22, 2015
(Electronic) Receipt
Dec 22, 2015
Amended claims with annotations
Dec 22, 2015
Amended description with annotations
Dec 22, 2015
Claims
Dec 22, 2015
Description
Dec 22, 2015
Letter accompanying subsequently filed items
Dec 22, 2015
Reply to communication from the Examining Division
Oct 30, 2015
Annex to the communication
Oct 30, 2015
Communication from the Examining Division
Aug 13, 2013
CDS Clean up - amended data concerning the representative for the applicant
Feb 22, 2012
Notification on forthcoming publication of bibliographic data
Feb 10, 2012
Amended claims filed after receipt of (European) search report
Feb 10, 2012
Amended claims with annotations
Feb 10, 2012
Amendments received before examination
Dec 29, 2011
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Nov 28, 2011
Copy of the international preliminary report on patentability
Oct 31, 2011
(Electronic) Receipt
Oct 31, 2011
Request for entry into the European phase
Sep 23, 2011
Information on entry into European phase
Dec 8, 2010
Priority document (electronically transmitted)
Nov 18, 2010
Copy of the international search report
Nov 18, 2010
Copy of the international search report
Nov 18, 2010
Published international application - A1
Jul 26, 2010
Written opinion of the ISA, boxes No. I to VIII
Jul 26, 2010
Written opinion of the ISA, cover sheet
Jul 26, 2010
Written opinion of the ISA, supplemental box
May 3, 2010
(Electronic) Receipt
May 3, 2010
Abstract
May 3, 2010
Claims
May 3, 2010
Description
May 3, 2010
Drawings
May 3, 2010
Submission concerning representation

EP2430062

LANXESS DEUTSCHLAND

Application Number: EP10715279A
Filing Date: May 3, 2010
Status: Patent Maintained As Amended; Jun 7, 2019
Publication Date: Jul 10, 2019
External Links: Slate, Register , Google Patents

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Method For Producing Carbodiimides

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Dossier Documents

EP2430062