Improved Powderous Vitamin E Formulations

Patent No. EP2658517 (titled "Improved Powderous Vitamin E Formulations") was filed by DSM Assets on Dec 27, 2011. The application was issued on Oct 6, 2021.

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
BASF	Mar 6, 2019	BASF ASSOCIATION

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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Sep 9, 2021
Decision to maintain the European patent in amended form
Sep 3, 2021
Termination of the opposition proceedings with maintenance of patent
Aug 25, 2021
(Electronic) Receipt
Aug 25, 2021
Filing of the translation of the amended claims
Aug 25, 2021
French translation of claims
Aug 25, 2021
German translation of the claims
Aug 25, 2021
Letter accompanying subsequently filed items
May 26, 2021
Communication of bibliographic data
May 26, 2021
Communication with request to file translations
May 14, 2021
Maintenance of the patent with the documents specified in the final decision
Feb 15, 2021
Advice of delivery
Jan 29, 2021
Druckexemplar in opposition procedure
Jan 29, 2021
Grounds for the decision (Annex) - opposition
Jan 29, 2021
Interlocutory decision in opposition proceedings
Jan 29, 2021
Internal form - Opposition/addressees
Jan 29, 2021
Means of redress
Jan 29, 2021
Transmittal of decision / summons - opposition
Jan 28, 2021
Notification concerning the date of oral proceedings
Jan 11, 2021
(Electronic) Receipt
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure - 01
Jan 11, 2021
Description
Jan 11, 2021
Letter accompanying subsequently filed items
Jan 11, 2021
Main request during Opposition procedure
Jan 11, 2021
Main request during Opposition procedure
Jan 11, 2021
Written submission in preparation to/during oral proceedings
Dec 22, 2020
Notification concerning the date of oral proceedings
Dec 16, 2020
Notification concerning the date of oral proceedings
Dec 14, 2020
Notification concerning the date of oral proceedings
Dec 11, 2020
(Electronic) Receipt
Dec 11, 2020
Letter accompanying subsequently filed items
Dec 11, 2020
Written submission in preparation to/during oral proceedings
Dec 8, 2020
(Electronic) Receipt
Dec 8, 2020
Letter accompanying subsequently filed items
Dec 8, 2020
Written submission in preparation to/during oral proceedings
Nov 30, 2020
Brief communication - Opposition proceedings
Nov 30, 2020
Brief communication - Opposition proceedings
Nov 25, 2020
(Electronic) Receipt
Nov 25, 2020
Letter accompanying subsequently filed items
Nov 25, 2020
Withdrawal of an opposition
May 29, 2020
Advice of delivery
May 18, 2020
Advice of delivery
May 13, 2020
Annex to the communication - opposition
May 13, 2020
Information concerning oral proceedings
May 13, 2020
Summons to attend oral proceedings
May 13, 2020
Summons to attend oral proceedings
May 4, 2020
Notification concerning the date of oral proceedings
May 4, 2020
Notification concerning the date of oral proceedings
Apr 23, 2020
Brief communication - Opposition proceedings
Apr 23, 2020
Brief communication - Opposition proceedings
Apr 17, 2020
(Electronic) Receipt
Apr 17, 2020
Letter accompanying subsequently filed items
Apr 17, 2020
Oral proceedings: Request for postponement
Mar 27, 2020
Brief communication - Opposition proceedings
Mar 27, 2020
Brief communication - Opposition proceedings
Mar 10, 2020
Brief communication - Opposition proceedings
Mar 10, 2020
Brief communication - Opposition proceedings
Mar 5, 2020
(Electronic) Receipt
Mar 5, 2020
(Electronic) Receipt
Mar 5, 2020
Auxiliary request during Opposition procedure
Mar 5, 2020
Auxiliary request during Opposition procedure
Mar 5, 2020
Auxiliary request during Opposition procedure
Mar 5, 2020
Auxiliary request during Opposition procedure - 01
Mar 5, 2020
Auxiliary request during Opposition procedure - 02
Mar 5, 2020
Auxiliary request during Opposition procedure - 03
Mar 5, 2020
Citation in opposition procedure - 009
Mar 5, 2020
Citation in opposition procedure - 010
Mar 5, 2020
Citation in opposition procedure - 011
Mar 5, 2020
Consolidated list of cited opposition documents
Mar 5, 2020
Letter accompanying subsequently filed items
Mar 5, 2020
Letter accompanying subsequently filed items
Mar 5, 2020
Written submission in preparation to/during oral proceedings
Mar 5, 2020
Written submission in preparation to/during oral proceedings
Oct 29, 2019
Advice of delivery
Oct 23, 2019
Advice of delivery
Oct 21, 2019
Advice of delivery
Oct 16, 2019
Acknowledgement of a document
Oct 16, 2019
Acknowledgement of a document
Oct 16, 2019
Annex to the communication - opposition
Oct 16, 2019
Information concerning oral proceedings
Oct 16, 2019
Summons to attend oral proceedings
Oct 16, 2019
Summons to attend oral proceedings
Jul 22, 2019
Brief communication - Opposition proceedings
Jul 16, 2019
(Electronic) Receipt
Jul 16, 2019
Auxiliary request during Opposition procedure
Jul 16, 2019
Auxiliary request during Opposition procedure - 01
Jul 16, 2019
Citation in opposition procedure - 007
Jul 16, 2019
Letter accompanying subsequently filed items
Jul 16, 2019
Reply of the patent proprietor to the notice(s) of opposition
Mar 22, 2019
Communication of a notice of opposition and request to file observations
Mar 22, 2019
Notice of further oppositions to opponent(s)
Mar 12, 2019
Communication of a notice of opposition - first information to patent proprietor
Mar 6, 2019
(Electronic) Receipt
Mar 6, 2019
Citation in opposition procedure - 001
Mar 6, 2019
Citation in opposition procedure - 002
Mar 6, 2019
Citation in opposition procedure - 003
Mar 6, 2019
Citation in opposition procedure - 004
Mar 6, 2019
Citation in opposition procedure - 005
Mar 6, 2019
Citation in opposition procedure - 006
Mar 6, 2019
Notice of opposition
Mar 6, 2019
Notice of opposition
Jun 18, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 11, 2018
Decision to grant a European patent
Apr 27, 2018
(Electronic) Receipt
Apr 27, 2018
Filing of the translations of the claims
Apr 27, 2018
French translation of claims
Apr 27, 2018
German translation of the claims
Apr 27, 2018
Letter accompanying subsequently filed items
Jan 25, 2018
Bibliographic data of the European patent application
Jan 25, 2018
Communication about intention to grant a European patent
Jan 25, 2018
Intention to grant (signatures)
Jan 25, 2018
Text intended for grant (clean copy)
Jan 25, 2018
Text intended for grant (version for approval)
Jan 12, 2018
Letter dealing with oral proceedings
Jan 5, 2018
Notification concerning the date of oral proceedings
Dec 29, 2017
Advice of delivery
Dec 27, 2017
Advice of delivery
Dec 19, 2017
Annex to the communication
Dec 19, 2017
Consultation by telephone/in person
Dec 19, 2017
Result of consultation by telephone/in person
Dec 18, 2017
(Electronic) Receipt
Dec 18, 2017
Amended claims with annotations
Dec 18, 2017
Amended description with annotations
Dec 18, 2017
Claims
Dec 18, 2017
Description
Dec 18, 2017
Letter accompanying subsequently filed items
Dec 18, 2017
Letter dealing with oral proceedings
Dec 15, 2017
Acknowledgement of a document
Dec 15, 2017
Notification concerning the date of oral proceedings
Dec 15, 2017
Summons to attend oral proceedings
Oct 30, 2017
(Electronic) Receipt
Oct 30, 2017
Amended claims with annotations
Oct 30, 2017
Amended claims with annotations
Oct 30, 2017
Amended claims with annotations
Oct 30, 2017
Amended claims with annotations
Oct 30, 2017
Claims
Oct 30, 2017
Claims
Oct 30, 2017
Claims
Oct 30, 2017
Claims
Oct 30, 2017
Letter accompanying subsequently filed items
Oct 30, 2017
Matter concerning the application
Oct 30, 2017
Written submission in preparation to/during oral proceedings
Jul 20, 2017
Advice of delivery
Jul 20, 2017
Advice of delivery
Jul 14, 2017
Acknowledgement of a document
Jul 14, 2017
Preparation for oral proceedings
Jul 14, 2017
Summons to attend oral proceedings
Jul 12, 2017
Annex to the communication
Dec 5, 2016
(Electronic) Receipt
Dec 5, 2016
Annex
Dec 5, 2016
Letter accompanying subsequently filed items
Dec 5, 2016
Reply to communication from the Examining Division
Oct 10, 2016
Grant of extension of time limit (examination procedure)
Oct 3, 2016
(Electronic) Receipt
Oct 3, 2016
Letter accompanying subsequently filed items
Jun 6, 2016
Annex to the communication
Jun 6, 2016
Communication from the Examining Division
Feb 23, 2016
(Electronic) Receipt
Feb 23, 2016
Amended claims with annotations
Feb 23, 2016
Claims
Feb 23, 2016
Letter accompanying subsequently filed items
Feb 23, 2016
Reply to communication from the Examining Division
Dec 9, 2015
Grant of extension of time limit (examination procedure)
Dec 3, 2015
(Electronic) Receipt
Dec 3, 2015
Request for extension of time limit to communication from the Examining Division
Aug 26, 2015
Annex to the communication
Aug 26, 2015
Communication from the Examining Division
Aug 20, 2015
Examination started
May 27, 2014
(Electronic) Receipt
May 27, 2014
Priority search results
May 27, 2014
Reply to invitation to file a copy of priority search results
Mar 28, 2014
Invitation to file a copy of search results(priority)
Jan 13, 2014
(Electronic) Receipt
Jan 13, 2014
Amended claims filed after receipt of (European) search report
Jan 13, 2014
Amended claims with annotations
Jan 13, 2014
Amendments received before examination
Jan 13, 2014
Letter accompanying subsequently filed items
Oct 9, 2013
Notification on forthcoming publication of bibliographic data
Aug 2, 2013
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jul 31, 2013
Communication to designated inventor
Jul 31, 2013
Communication to designated inventor
Jul 31, 2013
Communication to designated inventor
Jul 31, 2013
Communication to designated inventor
Jul 31, 2013
Communication to designated inventor
Jul 31, 2013
Communication to designated inventor
Jul 29, 2013
Refund of fees
Jul 17, 2013
Copy of the international preliminary report on patentability
Jun 24, 2013
(Electronic) Receipt
Jun 24, 2013
Request for entry into the European phase
May 13, 2013
Information on entry into European phase
Jul 31, 2012
Notification of the recording of a change
Jul 31, 2012
Notification of the recording of a change
Jul 25, 2012
Priority document (electronically transmitted)
Jul 9, 2012
Notification of the recording of a change
Jul 9, 2012
Notification of the recording of a change
Jul 5, 2012
Copy of the international search report
Jul 5, 2012
Published international application - A1
Jun 13, 2012
Written opinion of the ISA, boxes No. I to VIII
Jun 13, 2012
Written opinion of the ISA, cover sheet
Jun 13, 2012
Written opinion of the ISA, supplemental box
May 23, 2012
Written opinion of the ISA, boxes No. I to VIII
May 23, 2012
Written opinion of the ISA, cover sheet
May 23, 2012
Written opinion of the ISA, supplemental box
Dec 27, 2011
(Electronic) Receipt
Dec 27, 2011
Abstract
Dec 27, 2011
Claims
Dec 27, 2011
Description

EP2658517

DSM ASSETS

Application Number: EP11805053A
Filing Date: Dec 27, 2011
Status: Patent Maintained As Amended; Sep 3, 2021
Publication Date: Oct 6, 2021
External Links: Slate, Register , Google Patents

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Improved Powderous Vitamin E Formulations

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Dossier Documents

EP2658517