IP Verse

Amine And Diamine Compounds And Their Use For Inverse Froth Flotation Of Silicate From Iron Ore

Patent No. EP2696985 (titled "Amine And Diamine Compounds And Their Use For Inverse Froth Flotation Of Silicate From Iron Ore") was filed by Basf on Apr 10, 2012. The application was issued on Feb 21, 2018.

Patent Summary

Patent Family

Patent Oppositions (2)

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
NOURYON CHEMICALS	Nov 16, 2018	INGRASSIA
NOURYON CHEMICALS	Nov 16, 2018	LKGLOBAL UK

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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Jul 7, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 7, 2020
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jul 2, 2020
Termination of the opposition proceedings with revocation of patent
Mar 25, 2020
Advice of delivery
Mar 24, 2020
Advice of delivery
Mar 17, 2020
Acknowledgement of a document
Mar 17, 2020
Acknowledgement of a document
Mar 17, 2020
Annex to the communication - opposition
Mar 17, 2020
Decision revoking the European patent
Mar 17, 2020
Grounds for the decision (Annex) - opposition
Mar 17, 2020
Internal form - Opposition/addressees
Mar 17, 2020
Internal form - Opposition/addressees
Mar 17, 2020
Means of redress
Mar 17, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 17, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 17, 2020
Provision of a copy of the minutes - opposition procedure
Mar 17, 2020
Scanned annex to a communication - opposition procedure
Feb 12, 2020
Information about the result of oral proceedings
Feb 11, 2020
Brief communication - Opposition proceedings
Feb 5, 2020
(Electronic) Receipt
Feb 5, 2020
Amended claims with annotations
Feb 5, 2020
Amended claims with annotations
Feb 5, 2020
Claims
Feb 5, 2020
Claims
Feb 5, 2020
Letter accompanying subsequently filed items
Feb 5, 2020
Written submission in preparation to/during oral proceedings
Jan 31, 2020
Brief communication - Opposition proceedings
Jan 30, 2020
Brief communication - Opposition proceedings
Jan 28, 2020
(Electronic) Receipt
Jan 28, 2020
Letter accompanying subsequently filed items
Jan 28, 2020
Oral proceedings: reply to date proposed
Jan 24, 2020
(Electronic) Receipt
Jan 24, 2020
Any annexes (other than citation) to an opposition letter
Jan 24, 2020
Brief communication - Opposition proceedings
Jan 24, 2020
Letter accompanying subsequently filed items
Jan 24, 2020
Written submission in preparation to/during oral proceedings
Jan 20, 2020
(Electronic) Receipt
Jan 20, 2020
Citation in opposition procedure - 017
Jan 20, 2020
Citation in opposition procedure - 018
Jan 20, 2020
Citation in opposition procedure - 019
Jan 20, 2020
Consolidated list of cited opposition documents
Jan 20, 2020
Letter accompanying subsequently filed items
Jan 20, 2020
Written submission in preparation to/during oral proceedings
Dec 18, 2019
Brief communication - Opposition proceedings
Dec 16, 2019
Brief communication - Opposition proceedings
Dec 12, 2019
(Electronic) Receipt
Dec 12, 2019
Citation in opposition procedure - 014
Dec 12, 2019
Citation in opposition procedure - 015
Dec 12, 2019
Citation in opposition procedure - 016
Dec 12, 2019
Letter accompanying subsequently filed items
Dec 12, 2019
Written submission in preparation to/during oral proceedings
Dec 10, 2019
(Electronic) Receipt
Dec 10, 2019
Any annexes (other than citation) to an opposition letter
Dec 10, 2019
Any annexes (other than citation) to an opposition letter
Dec 10, 2019
Citation in opposition procedure - 012
Dec 10, 2019
Citation in opposition procedure - 013
Dec 10, 2019
Letter accompanying subsequently filed items
Dec 10, 2019
Written submission in preparation to/during oral proceedings
Oct 3, 2019
Advice of delivery
Sep 27, 2019
Advice of delivery
Sep 25, 2019
Advice of delivery
Sep 20, 2019
Acknowledgement of a document
Sep 20, 2019
Acknowledgement of a document
Sep 20, 2019
Information concerning oral proceedings
Sep 20, 2019
Summons to attend oral proceedings
Sep 20, 2019
Summons to attend oral proceedings
Sep 19, 2019
Communication of amended entries
Sep 6, 2019
Brief communication - Opposition proceedings
Sep 6, 2019
Brief communication - Opposition proceedings
Sep 6, 2019
Request concerning representative opponent
Sep 4, 2019
Communication of amended entries
Sep 4, 2019
Communication of amended entries
Aug 8, 2019
Letter accompanying subsequently filed items
Aug 8, 2019
Miscellaneous requests concerning client data
Aug 6, 2019
Notification concerning the date of oral proceedings
Aug 6, 2019
Notification concerning the date of oral proceedings
Aug 2, 2019
Brief communication - Opposition proceedings
Aug 2, 2019
Parts of the file excluded from file inspection under Rule 144 d) EPC
Jul 31, 2019
Advice of delivery
Jul 29, 2019
(Electronic) Receipt
Jul 29, 2019
Letter accompanying subsequently filed items
Jul 29, 2019
Written submission in preparation to/during oral proceedings
Jul 26, 2019
Brief communication - Opposition proceedings
Jul 23, 2019
(Electronic) Receipt
Jul 23, 2019
Advice of delivery
Jul 23, 2019
Any annexes (other than citation) to an opposition letter
Jul 23, 2019
Letter accompanying subsequently filed items
Jul 23, 2019
Oral proceedings: Request for postponement
Jul 15, 2019
Acknowledgement of a document
Jul 15, 2019
Acknowledgement of a document
Jul 15, 2019
Annex to the communication - opposition
Jul 15, 2019
Information concerning oral proceedings
Jul 15, 2019
Summons to attend oral proceedings
Jul 15, 2019
Summons to attend oral proceedings
Jul 12, 2019
Annexes in respect of a client data request
Jul 12, 2019
Annexes in respect of a client data request
Jul 12, 2019
Letter accompanying subsequently filed items
Jul 12, 2019
Request for change of name -opponent
Apr 16, 2019
Brief communication - Opposition proceedings
Apr 10, 2019
(Electronic) Receipt
Apr 10, 2019
Amended claims with annotations
Apr 10, 2019
Amended claims with annotations
Apr 10, 2019
Amended claims with annotations
Apr 10, 2019
Amended claims with annotations
Apr 10, 2019
Claims
Apr 10, 2019
Claims
Apr 10, 2019
Claims
Apr 10, 2019
Claims
Apr 10, 2019
Letter accompanying subsequently filed items
Apr 10, 2019
Reply of the patent proprietor to the notice(s) of opposition
Dec 4, 2018
Communication of a notice of opposition and request to file observations
Dec 4, 2018
Notice of further oppositions to opponent(s)
Nov 22, 2018
Communication of a notice of opposition - first information to patent proprietor
Nov 16, 2018
(Electronic) Receipt
Nov 16, 2018
Citation in opposition procedure - 001
Nov 16, 2018
Citation in opposition procedure - 002
Nov 16, 2018
Citation in opposition procedure - 003
Nov 16, 2018
Citation in opposition procedure - 004
Nov 16, 2018
Citation in opposition procedure - 005
Nov 16, 2018
Citation in opposition procedure - 006
Nov 16, 2018
Citation in opposition procedure - 007
Nov 16, 2018
Citation in opposition procedure - 008
Nov 16, 2018
Citation in opposition procedure - 009
Nov 16, 2018
Citation in opposition procedure - 010
Nov 16, 2018
Citation in opposition procedure - 011
Nov 16, 2018
Citation in opposition procedure - 020
Nov 16, 2018
Notice of opposition
Nov 16, 2018
Notice of opposition
Mar 9, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 25, 2018
Decision to grant a European patent
Jan 4, 2018
(Electronic) Receipt
Jan 4, 2018
Filing of the translations of the claims
Jan 4, 2018
French translation of claims
Jan 4, 2018
German translation of the claims
Oct 12, 2017
Bibliographic data of the European patent application
Oct 12, 2017
Communication about intention to grant a European patent
Oct 12, 2017
Intention to grant (signatures)
Oct 12, 2017
Text intended for grant (clean copy)
Oct 12, 2017
Text intended for grant (version for approval)
Sep 1, 2017
(Electronic) Receipt
Sep 1, 2017
Description
Sep 1, 2017
Letter accompanying subsequently filed items
Sep 1, 2017
Reply to communication from the Examining Division
Jun 30, 2017
Annex to the communication
Jun 30, 2017
Communication from the Examining Division
Apr 18, 2017
Transmittal of third party observations to applicant
Apr 6, 2017
Observations by third parties
Mar 29, 2017
(Electronic) Receipt
Mar 29, 2017
Letter accompanying subsequently filed items
Mar 29, 2017
Reply from applicant/patentee regarding third party observations
Feb 13, 2017
Transmittal of third party observations to applicant
Feb 6, 2017
Citation filed by a third party
Feb 6, 2017
Observations by third parties
Jun 20, 2016
(Electronic) Receipt
Jun 20, 2016
Amended claims with annotations
Jun 20, 2016
Amended description with annotations
Jun 20, 2016
Claims
Jun 20, 2016
Description
Jun 20, 2016
Letter accompanying subsequently filed items
Jun 20, 2016
Reply to communication from the Examining Division
Apr 28, 2016
Annex to the communication
Apr 28, 2016
Communication from the Examining Division
Mar 3, 2016
CDS Clean up - amended applicant details
Mar 3, 2016
Submission concerning change of applicant's address
Apr 19, 2014
Amended claims filed after receipt of (European) search report
Apr 19, 2014
Amended claims with annotations
Apr 19, 2014
Amendments received before examination
Apr 17, 2014
Amended claims filed after receipt of (European) search report
Apr 17, 2014
Amended claims with annotations
Apr 17, 2014
Amendments received before examination
Apr 17, 2014
Cover sheet for fax transmission
Apr 17, 2014
Non-patent literature cited during the examination procedure
Jan 22, 2014
Notification on forthcoming publication of bibliographic data
Dec 11, 2013
Letter which had not been notified
Nov 22, 2013
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Nov 20, 2013
Communication to designated inventor
Nov 20, 2013
Communication to designated inventor
Nov 20, 2013
Communication to designated inventor
Nov 20, 2013
Communication to designated inventor
Nov 20, 2013
Communication to designated inventor
Nov 20, 2013
Communication to designated inventor
Oct 31, 2013
Copy of the international preliminary report on patentability
Sep 23, 2013
(Electronic) Receipt
Sep 23, 2013
Request for entry into the European phase
Aug 23, 2013
Information on entry into European phase
Jan 17, 2013
Copy of the international search report
Jan 17, 2013
International publication of the international search report
Dec 5, 2012
Written opinion of the ISA, boxes No. I to VIII
Dec 5, 2012
Written opinion of the ISA, cover sheet
Dec 5, 2012
Written opinion of the ISA, supplemental box
Nov 6, 2012
Priority document (electronically transmitted)
Nov 6, 2012
Priority document (electronically transmitted)
Oct 18, 2012
Published international application - A2
Jun 21, 2012
Notification of the recording of a change
Jun 21, 2012
Notification of the recording of a change
Apr 10, 2012
(Electronic) Receipt
Apr 10, 2012
Abstract
Apr 10, 2012
Claims
Apr 10, 2012
Description
Apr 10, 2012
Priority document (RO-procedure)

EP2696985

BASF

Application Number: EP12713724A
Filing Date: Apr 10, 2012
Status: Revoked; Jul 3, 2020
Publication Date: Feb 21, 2018
External Links: Slate, Register , Google Patents