Process For The Preparation Of Sodium Salt Of Ibuprofen Of Different Particle Sizes

Patent No. EP2054367 (titled "Process For The Preparation Of Sodium Salt Of Ibuprofen Of Different Particle Sizes") was filed by Albemarle on Aug 22, 2007. The application was issued on Mar 22, 2017.

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
BUHLER	Dec 21, 2017	BUHLER

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

Get instant alerts for new documents

Aug 23, 2018
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Aug 23, 2018
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Aug 20, 2018
Termination of the opposition proceedings with revocation of patent
Jun 6, 2018
Advice of delivery
May 22, 2018
Advice of delivery
May 22, 2018
Communication of amended entries
May 17, 2018
Advice of delivery
May 15, 2018
(Electronic) Receipt
May 15, 2018
Advice of delivery
May 15, 2018
Letter accompanying subsequently filed items
May 9, 2018
Acknowledgement of a document
May 9, 2018
Acknowledgement of a document
May 9, 2018
Decision revoking the European patent
May 9, 2018
Decision revoking the European patent
May 7, 2018
Annexes in respect of a client data request
May 7, 2018
Letter accompanying subsequently filed items
May 7, 2018
Request for a change of address - opponent
Apr 26, 2018
(Electronic) Receipt
Apr 26, 2018
Letter accompanying subsequently filed items
Apr 26, 2018
Request for revocation of patent
Apr 20, 2018
Request concerning representative opponent
Jan 16, 2018
Communication of a notice of opposition and request to file observations
Jan 16, 2018
Notice of further oppositions to opponent(s)
Jan 10, 2018
Communication of a notice of opposition - first information to patent proprietor
Dec 21, 2017
(Electronic) Receipt
Dec 21, 2017
Notice of opposition
Dec 21, 2017
Notice of opposition
Dec 21, 2017
Patent document cited during the opposition procedure
Dec 21, 2017
Patent document cited during the opposition procedure
Dec 21, 2017
Patent document cited during the opposition procedure
Dec 21, 2017
Patent document cited during the opposition procedure
Dec 21, 2017
Patent document cited during the opposition procedure
Dec 21, 2017
Patent document cited during the opposition procedure
Mar 22, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 23, 2017
Decision to grant a European patent
Feb 7, 2017
(Electronic) Receipt
Feb 7, 2017
Filing of the translations of the claims
Feb 7, 2017
French translation of claims
Feb 7, 2017
German translation of the claims
Feb 7, 2017
Letter accompanying subsequently filed items
Oct 20, 2016
Bibliographic data of the European patent application
Oct 20, 2016
Communication about intention to grant a European patent
Oct 20, 2016
Intention to grant (signatures)
Oct 20, 2016
Text intended for grant (clean copy)
Oct 20, 2016
Text intended for grant (version for approval)
Jun 6, 2016
(Electronic) Receipt
Jun 6, 2016
Description
Jun 6, 2016
Letter accompanying subsequently filed items
Jun 6, 2016
Reply to communication from the Examining Division
Jan 28, 2016
Annex to the communication
Jan 28, 2016
Communication from the Examining Division
Aug 10, 2015
Communication of the registration of a transfer or change of name and/or address
Jun 30, 2015
(Electronic) Receipt
Jun 30, 2015
Annexes in respect of a client data request
Jun 30, 2015
Letter accompanying subsequently filed items
Jun 30, 2015
Submission concerning a transfer of rights (applicant)
May 11, 2015
Submission concerning representation
May 8, 2015
Submission concerning representation
Mar 6, 2015
(Electronic) Receipt
Mar 6, 2015
Amended claims with annotations
Mar 6, 2015
Claims
Mar 6, 2015
Letter accompanying subsequently filed items
Mar 6, 2015
Reply to communication from the Examining Division
Dec 15, 2014
Communication confirming withdrawal from representation
Dec 15, 2014
Communication of amended entries concerning the representative
Dec 4, 2014
(Electronic) Receipt
Dec 4, 2014
(Electronic) Receipt
Dec 4, 2014
Letter accompanying subsequently filed items
Dec 4, 2014
Letter accompanying subsequently filed items
Dec 4, 2014
Submission concerning change of applicant's representative
Dec 4, 2014
Submission concerning change of applicant's representative
Oct 31, 2014
Annex to the communication
Oct 31, 2014
Communication from the Examining Division
Feb 14, 2011
Claims
Feb 14, 2011
Grant of extension of time limit (examination procedure)
Feb 14, 2011
Reply to communication from the Examining Division
Feb 7, 2011
Request for extension of time limit to communication from the Examining Division
Oct 11, 2010
Annex to the communication
Oct 11, 2010
Communication from the Examining Division
Jul 22, 2009
CDS Clean up - amended data concerning the representative of the applicant (Association)
Jun 10, 2009
Communication regarding possible amendment of claims/payment of claims fees
Apr 8, 2009
Notification on forthcoming publication of bibliographic data
Mar 11, 2009
Copy of the international preliminary report on patentability
Feb 25, 2009
Request for entry into the European phase
Jan 7, 2009
Information on entry into European phase
May 2, 2008
International publication of the international search report
Mar 19, 2008
Priority document (electronically transmitted)
Feb 28, 2008
Published international application - A2

EP2054367

ALBEMARLE

Application Number: EP07841187A
Filing Date: Aug 22, 2007
Status: Revoked; Aug 24, 2018
Publication Date: Mar 22, 2017
External Links: Slate, Register , Google Patents

IP Verse

Process For The Preparation Of Sodium Salt Of Ibuprofen Of Different Particle Sizes

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2054367