Improved Aluminum Casting Alloys Containing Vanadium

Patent No. EP2758557 (titled "Improved Aluminum Casting Alloys Containing Vanadium") was filed by Alcoa on Sep 19, 2012. The application was issued on Nov 4, 2015.

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
RIO TINTO FRANCE SASRIO TINTO ALCAN LIMITEEALUMINIUM PECHINEY	Aug 2, 2016	MALCOIFFE

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 22, 2018
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jun 22, 2018
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jun 19, 2018
Termination of the opposition proceedings with revocation of patent
Mar 19, 2018
Advice of delivery
Mar 16, 2018
Advice of delivery
Mar 15, 2018
Advice of delivery
Mar 14, 2018
Advice of delivery
Mar 9, 2018
Acknowledgement of a document
Mar 9, 2018
Acknowledgement of a document
Mar 9, 2018
Decision of the Opposition Division and instruction
Mar 9, 2018
Decision revoking the European patent
Mar 9, 2018
Grounds for the decision (Annex) - opposition
Mar 9, 2018
Internal form - Opposition/addressees
Mar 1, 2018
Notification concerning the date of oral proceedings
Mar 1, 2018
Notification concerning the date of oral proceedings
Feb 9, 2018
Brief communication - Opposition proceedings
Feb 6, 2018
Request for interpreters during oral proceedings
Jan 19, 2018
Brief communication - Opposition proceedings
Jan 19, 2018
Communication of amended entries
Jan 11, 2018
(Electronic) Receipt
Jan 11, 2018
Letter accompanying subsequently filed items
Jan 11, 2018
Oral proceedings: Request for postponement
Dec 7, 2017
Brief communication - Opposition proceedings
Dec 1, 2017
Letter regarding the opposition procedure (no time limit)
Nov 30, 2017
Letter regarding the opposition procedure (no time limit)
Nov 13, 2017
Advice of delivery
Oct 23, 2017
Advice of delivery
Oct 20, 2017
Advice of delivery
Oct 20, 2017
Advice of delivery
Oct 16, 2017
Acknowledgement of a document
Oct 16, 2017
Acknowledgement of a document
Oct 16, 2017
Annex to the communication - opposition
Oct 16, 2017
Information concerning oral proceedings
Oct 16, 2017
Preparation for oral proceedings
Oct 16, 2017
Summons to attend oral proceedings
Oct 16, 2017
Summons to attend oral proceedings
Jan 17, 2017
Brief communication - Opposition proceedings
Jan 17, 2017
Grant of extension of time limit (opposition procedure)
Jan 12, 2017
Request for extension of time limit
Jan 11, 2017
Request for extension of time limit
Sep 29, 2016
Submission concerning representation
Sep 12, 2016
Communication of a notice of opposition and request to file observations
Sep 12, 2016
Notice of further oppositions to opponent(s)
Aug 11, 2016
Brief communication - Opposition proceedings
Aug 10, 2016
Communication of a notice of opposition - first information to patent proprietor
Aug 2, 2016
Non-patent literature cited during the opposition procedure
Aug 2, 2016
Non-patent literature cited during the opposition procedure
Aug 2, 2016
Non-patent literature cited during the opposition procedure
Aug 2, 2016
Non-scannable object
Aug 2, 2016
Non-scannable object
Aug 2, 2016
Non-scannable object
Aug 2, 2016
Non-scannable object
Aug 2, 2016
Non-scannable object
Aug 2, 2016
Non-scannable object
Aug 2, 2016
Notice of opposition
Aug 2, 2016
Notice of opposition
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Payment of fees and costs
Nov 5, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 8, 2015
Decision to grant a European patent
Sep 1, 2015
Filing of the translations of the claims
Sep 1, 2015
French translation of claims
Sep 1, 2015
German translation of the claims
Sep 1, 2015
Payment of fees and costs
Aug 31, 2015
Filing of the translations of the claims
Aug 31, 2015
French translation of claims
Aug 31, 2015
German translation of the claims
Aug 31, 2015
Payment of fees and costs
Aug 31, 2015
Payment of fees and costs
Apr 28, 2015
Bibliographic data of the European patent application
Apr 28, 2015
Communication about intention to grant a European patent
Apr 28, 2015
Intention to grant (signatures)
Apr 28, 2015
Text intended for grant
Apr 20, 2015
Bibliographic data of the European patent application
Mar 30, 2015
Examination started
Nov 7, 2014
Amended description filed after receipt of (European) search report
Nov 7, 2014
Amendments received before examination
Nov 6, 2014
Amended description filed after receipt of (European) search report
Nov 6, 2014
Amendments received before examination
Sep 11, 2014
Communication of amended entries concerning the representative
Jul 30, 2014
Letter filed before dispatch of the 1st communication from the Examining Division(examination procedure)
Jul 29, 2014
Letter filed before dispatch of the 1st communication from the Examining Division(examination procedure)
Jul 2, 2014
Notification on forthcoming publication of bibliographic data
May 9, 2014
Communication regarding comments on written opinion/amendment of application/payment of claims fee
May 7, 2014
Communication to designated inventor
May 7, 2014
Communication to designated inventor
May 7, 2014
Communication to designated inventor
Apr 15, 2014
(Electronic) Receipt
Apr 15, 2014
Amended claims filed after receipt of (European) search report
Apr 15, 2014
Priority search results
Apr 15, 2014
Request for entry into the European phase
Apr 9, 2014
Copy of the international preliminary report on patentability
Jan 31, 2014
Information on entry into European phase
Jun 27, 2013
Copy of the international search report
Jun 27, 2013
International publication of the international search report
May 14, 2013
Written opinion of the ISA, boxes No. I to VIII
May 14, 2013
Written opinion of the ISA, cover sheet
May 14, 2013
Written opinion of the ISA, supplemental box
Apr 15, 2013
Priority document (electronically transmitted)
Mar 28, 2013
Published international application - A2
Jan 2, 2013
Notification of the recording of a change
Jan 2, 2013
Notification of the recording of a change
Sep 19, 2012
(Electronic) Receipt
Sep 19, 2012
Abstract
Sep 19, 2012
Claims
Sep 19, 2012
Description
Sep 19, 2012
Drawings

EP2758557

ALCOA

Application Number: EP12762575A
Filing Date: Sep 19, 2012
Status: Revoked; Jun 22, 2018
Publication Date: Nov 4, 2015
External Links: Slate, Register , Google Patents

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Improved Aluminum Casting Alloys Containing Vanadium

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Dossier Documents

EP2758557