Method For Improving The Color Number Of Trimethylolpropane

Patent No. EP2462096 (titled "Method For Improving The Color Number Of Trimethylolpropane") was filed by Lanxess Deutschland on Aug 6, 2010. The application was issued on Oct 8, 2014.

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
OXEA	May 15, 2015	-

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 17, 2017
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Feb 17, 2017
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Feb 14, 2017
Termination of the opposition proceedings with maintenance of patent
Nov 18, 2016
Advice of delivery
Nov 11, 2016
Advice of delivery
Nov 11, 2016
Advice of delivery
Nov 9, 2016
Advice of delivery
Nov 4, 2016
Acknowledgement of a document
Nov 4, 2016
Acknowledgement of a document
Nov 4, 2016
Annex to the communication - opposition
Nov 4, 2016
Decision of the Opposition Division and instruction
Nov 4, 2016
Decision rejecting the opposition
Nov 4, 2016
Grounds for the decision (Annex) - opposition
Nov 4, 2016
Internal form - Opposition/addressees
Nov 4, 2016
Internal form - Opposition/addressees
Nov 4, 2016
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 4, 2016
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 4, 2016
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 4, 2016
Provision of a copy of the minutes - opposition procedure
Oct 14, 2016
Information about the result of oral proceedings
Sep 12, 2016
Notification concerning the date of oral proceedings
Sep 12, 2016
Notification concerning the date of oral proceedings
Aug 16, 2016
Brief communication - Opposition proceedings
Aug 10, 2016
(Electronic) Receipt
Aug 10, 2016
Authorisation
Aug 10, 2016
Letter accompanying subsequently filed items
Aug 10, 2016
Letter regarding the opposition procedure (no time limit)
Jul 15, 2016
Brief communication - Opposition proceedings
Jun 29, 2016
Letter regarding the opposition procedure (no time limit)
Jun 3, 2016
Advice of delivery
May 31, 2016
Advice of delivery
May 27, 2016
Advice of delivery
May 24, 2016
Advice of delivery
May 17, 2016
Acknowledgement of a document
May 17, 2016
Acknowledgement of a document
May 17, 2016
Annex to the communication - opposition
May 17, 2016
Information about the result of oral proceedings
May 17, 2016
Information concerning oral proceedings
May 17, 2016
Preparation for oral proceedings
May 17, 2016
Summons to attend oral proceedings
May 17, 2016
Summons to attend oral proceedings
Feb 17, 2016
Brief communication - Opposition proceedings
Feb 11, 2016
(Electronic) Receipt
Feb 11, 2016
Letter accompanying subsequently filed items
Feb 11, 2016
Letter regarding the opposition procedure (no time limit)
Dec 1, 2015
Brief communication - Opposition proceedings
Nov 20, 2015
Any annexes (other than citation) to an opposition letter
Nov 20, 2015
Reply from the opponent to submission of proprietor
Oct 7, 2015
Brief communication - Opposition proceedings
Oct 7, 2015
Communication of observations of the patent proprietor to opponent(s) with time limit
Sep 29, 2015
(Electronic) Receipt
Sep 29, 2015
Any annexes (other than citation) to an opposition letter
Sep 29, 2015
Letter accompanying subsequently filed items
Sep 29, 2015
Reply of the patent proprietor to the notice(s) of opposition
Aug 14, 2015
Communication of a notice of opposition and request to file observations
Aug 14, 2015
Notice of further oppositions to opponent(s)
May 22, 2015
Communication of a notice of opposition - first information to patent proprietor
May 15, 2015
Notice of opposition
May 15, 2015
Patent document cited during the opposition procedure
May 15, 2015
Patent document cited during the opposition procedure
May 15, 2015
Patent document cited during the opposition procedure
May 15, 2015
Payment of fees and costs
Oct 10, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 11, 2014
Decision to grant a European patent
Aug 12, 2014
(Electronic) Receipt
Aug 12, 2014
English translation of the claims
Aug 12, 2014
Filing of the translations of the claims
Aug 12, 2014
French translation of claims
Aug 12, 2014
Letter accompanying subsequently filed items
Jun 6, 2014
Bibliographic data of the European patent application
Jun 6, 2014
Communication about intention to grant a European patent
Jun 6, 2014
Intention to grant (signatures)
Jun 6, 2014
Text intended for grant
Aug 20, 2013
Communication of the registration of a transfer or change of name and/or address
Aug 13, 2013
CDS Clean up - amended data concerning the postal address of the applicant
Aug 13, 2013
Submission concerning change of applicant's address
Mar 8, 2013
Reply to communication from the Examining Division
Mar 6, 2013
Reply to communication from the Examining Division
Feb 15, 2013
Annex to the communication
Feb 15, 2013
Communication from the Examining Division
Jun 9, 2012
Reply to Written Opinion prepared by the EPO
May 16, 2012
Notification on forthcoming publication of bibliographic data
Mar 20, 2012
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Feb 22, 2012
Copy of the international preliminary report on patentability
Jan 26, 2012
(Electronic) Receipt
Jan 26, 2012
Request for entry into the European phase
Dec 14, 2011
Information on entry into European phase
Apr 21, 2011
Copy of the international search report
Apr 21, 2011
Copy of the international search report
Apr 21, 2011
International publication of the international search report
Mar 3, 2011
Priority document (electronically transmitted)
Feb 10, 2011
Published international application - A2
Feb 7, 2011
Written opinion of the ISA, boxes No. I to VIII
Feb 7, 2011
Written opinion of the ISA, cover sheet
Feb 7, 2011
Written opinion of the ISA, supplemental box
Aug 6, 2010
(Electronic) Receipt
Aug 6, 2010
Abstract
Aug 6, 2010
Claims
Aug 6, 2010
Description
Aug 6, 2010
Priority document (RO-procedure)

EP2462096

LANXESS DEUTSCHLAND

Application Number: EP10745195A
Filing Date: Aug 6, 2010
Status: Opposition Rejected; Feb 17, 2017
Publication Date: Oct 8, 2014
External Links: Slate, Register , Google Patents

IP Verse

Method For Improving The Color Number Of Trimethylolpropane

Patent Summary

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Dossier Documents

EP2462096