Aluminum Copper Magnesium Alloys Having Ancillary Additions Of Lithium

Patent No. EP2305849 (titled "Aluminum Copper Magnesium Alloys Having Ancillary Additions Of Lithium") was filed by Alcoa on Sep 27, 2004. The application was issued on Jan 26, 2022.

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
C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM ISSOIRE	Oct 10, 2019	CONSTELLIUM PROPRIETE INDUSTRIELLE

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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Jan 7, 2022
Decision to maintain the European patent in amended form
Jan 7, 2022
Decision to maintain the European patent in amended form
Jan 3, 2022
Termination of the opposition proceedings with maintenance of patent
Dec 19, 2021
(Electronic) Receipt
Dec 19, 2021
Filing of the translation of the amended claims
Dec 19, 2021
French translation of claims
Dec 19, 2021
German translation of the claims
Dec 19, 2021
Letter accompanying subsequently filed items
Sep 28, 2021
Communication to opponent concerning maintenance
Sep 28, 2021
Communication with request to file translations
Sep 17, 2021
Refund of fees
Sep 16, 2021
Maintenance of the patent with the documents specified in the final decision
Sep 15, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 15, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 9, 2021
(Electronic) Receipt
Sep 9, 2021
Composition of the board (T)
Sep 9, 2021
Letter accompanying subsequently filed items
Sep 9, 2021
Withdrawal of an appeal
Jul 23, 2021
F3204 Communication of the file number to the parties
Jul 23, 2021
F3204 Communication of the file number to the parties
Jul 15, 2021
(Electronic) Receipt
Jul 15, 2021
Letter accompanying subsequently filed items
Jul 15, 2021
Notice of appeal
Jun 3, 2021
Advice of delivery
May 12, 2021
Advice of delivery
May 6, 2021
Annex to the communication - opposition
May 6, 2021
Decision of the Opposition Division and instruction
May 6, 2021
Druckexemplar in opposition procedure
May 6, 2021
Grounds for the decision (Annex) - opposition
May 6, 2021
Interlocutory decision in opposition proceedings
May 6, 2021
Internal form - Opposition/addressees
May 6, 2021
Internal form - Opposition/addressees
May 6, 2021
Means of redress
May 6, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 6, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 6, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 6, 2021
Provision of a copy of the minutes - opposition procedure
May 6, 2021
Scanned annex to a communication - opposition procedure
May 6, 2021
Scanned annex to a communication - opposition procedure
May 6, 2021
Transmittal of decision / summons - opposition
May 6, 2021
Transmittal of decision / summons - opposition
Mar 11, 2021
Information about the result of oral proceedings
Feb 1, 2021
Brief communication - Opposition proceedings
Feb 1, 2021
Brief communication - Opposition proceedings
Jan 15, 2021
Brief communication - Opposition proceedings
Jan 11, 2021
(Electronic) Receipt
Jan 11, 2021
(Electronic) Receipt
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure
Jan 11, 2021
Auxiliary request during Opposition procedure - 03
Jan 11, 2021
Auxiliary request during Opposition procedure - 05
Jan 11, 2021
Auxiliary request during Opposition procedure - 06
Jan 11, 2021
Auxiliary request during Opposition procedure - 07
Jan 11, 2021
Auxiliary request during Opposition procedure - 08
Jan 11, 2021
Auxiliary request during Opposition procedure - 09
Jan 11, 2021
Auxiliary request during Opposition procedure - 10
Jan 11, 2021
Auxiliary request during Opposition procedure - 11
Jan 11, 2021
Auxiliary request during Opposition procedure - 12
Jan 11, 2021
Auxiliary request during Opposition procedure - 13
Jan 11, 2021
Auxiliary request during Opposition procedure - 14
Jan 11, 2021
Auxiliary request during Opposition procedure - 15
Jan 11, 2021
Citation in opposition procedure - 017
Jan 11, 2021
Consolidated list of cited opposition documents
Jan 11, 2021
Letter accompanying subsequently filed items
Jan 11, 2021
Written submission in preparation to/during oral proceedings
Dec 21, 2020
Notification concerning the date of oral proceedings
Dec 21, 2020
Notification concerning the date of oral proceedings
Sep 23, 2020
Advice of delivery
Sep 17, 2020
Advice of delivery
Sep 10, 2020
Acknowledgement of a document
Sep 10, 2020
Acknowledgement of a document
Sep 10, 2020
Information concerning oral proceedings
Sep 10, 2020
Summons to attend oral proceedings
Sep 10, 2020
Summons to attend oral proceedings
Sep 8, 2020
Notification concerning the date of oral proceedings
Sep 8, 2020
Notification concerning the date of oral proceedings
Aug 31, 2020
Communication of the registration of a transfer or change of name and/or address
Aug 20, 2020
Annexes in respect of a client data request
Aug 20, 2020
Annexes in respect of a client data request
Aug 20, 2020
Annexes in respect of a client data request
Aug 20, 2020
Annexes in respect of a client data request
Aug 20, 2020
Annexes in respect of a client data request
Aug 20, 2020
Letter concerning fees and payments
Aug 20, 2020
Letter concerning fees and payments
Aug 20, 2020
Letter concerning fees and payments
Aug 20, 2020
Submission concerning a transfer of rights (proprietor)
Aug 3, 2020
Advice of delivery
Aug 3, 2020
Brief communication - Opposition proceedings
Jul 29, 2020
Advice of delivery
Jul 29, 2020
Brief communication - Opposition proceedings
Jul 28, 2020
(Electronic) Receipt
Jul 28, 2020
Any annexes (other than citation) to an opposition letter
Jul 28, 2020
Letter accompanying subsequently filed items
Jul 28, 2020
Oral proceedings: Request for postponement
Jul 23, 2020
(Electronic) Receipt
Jul 23, 2020
Citation in opposition procedure - 016
Jul 23, 2020
Letter accompanying subsequently filed items
Jul 23, 2020
Written submission in preparation to/during oral proceedings
Jul 21, 2020
Acknowledgement of a document
Jul 21, 2020
Acknowledgement of a document
Jul 21, 2020
Annex to the communication - opposition
Jul 21, 2020
Summons to attend oral proceedings
Jul 21, 2020
Summons to attend oral proceedings
Mar 13, 2020
Brief communication - Opposition proceedings
Mar 9, 2020
(Electronic) Receipt
Mar 9, 2020
Amended claims with annotations
Mar 9, 2020
Amended claims with annotations
Mar 9, 2020
Amended claims with annotations
Mar 9, 2020
Amended claims with annotations
Mar 9, 2020
Amended claims with annotations
Mar 9, 2020
Amended claims with annotations
Mar 9, 2020
Auxiliary request during Opposition procedure - 01
Mar 9, 2020
Auxiliary request during Opposition procedure - 02
Mar 9, 2020
Auxiliary request during Opposition procedure - 03
Mar 9, 2020
Auxiliary request during Opposition procedure - 04
Mar 9, 2020
Auxiliary request during Opposition procedure - 05
Mar 9, 2020
Auxiliary request during Opposition procedure - 06
Mar 9, 2020
Citation in opposition procedure - 015
Mar 9, 2020
Letter accompanying subsequently filed items
Mar 9, 2020
Reply of the patent proprietor to the notice(s) of opposition
Oct 30, 2019
Communication of a notice of opposition and request to file observations
Oct 30, 2019
Notice of further oppositions to opponent(s)
Oct 16, 2019
Communication of a notice of opposition - first information to patent proprietor
Oct 10, 2019
(Electronic) Receipt
Oct 10, 2019
Citation in opposition procedure - 001
Oct 10, 2019
Citation in opposition procedure - 002
Oct 10, 2019
Citation in opposition procedure - 003
Oct 10, 2019
Citation in opposition procedure - 004
Oct 10, 2019
Citation in opposition procedure - 005
Oct 10, 2019
Citation in opposition procedure - 006
Oct 10, 2019
Citation in opposition procedure - 007
Oct 10, 2019
Citation in opposition procedure - 008
Oct 10, 2019
Citation in opposition procedure - 009
Oct 10, 2019
Citation in opposition procedure - 010
Oct 10, 2019
Citation in opposition procedure - 011
Oct 10, 2019
Citation in opposition procedure - 012
Oct 10, 2019
Citation in opposition procedure - 013
Oct 10, 2019
Citation in opposition procedure - 014
Oct 10, 2019
General authorisation
Oct 10, 2019
General authorisation
Oct 10, 2019
Notice of opposition
Oct 10, 2019
Notice of opposition
Jan 28, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 20, 2018
Decision to grant a European patent
Nov 30, 2018
(Electronic) Receipt
Nov 30, 2018
Filing of the translations of the claims
Nov 30, 2018
French translation of claims
Nov 30, 2018
German translation of the claims
Nov 30, 2018
Letter accompanying subsequently filed items
Sep 20, 2018
Bibliographic data of the European patent application
Sep 20, 2018
Communication about intention to grant a European patent
Sep 20, 2018
Intention to grant (signatures)
Sep 20, 2018
Text intended for grant (clean copy)
Sep 20, 2018
Text intended for grant (version for approval)
Aug 21, 2018
(Electronic) Receipt
Aug 21, 2018
Description
Aug 21, 2018
Letter accompanying subsequently filed items
Aug 21, 2018
Reply to communication from the Examining Division
Apr 11, 2018
Annex to the communication
Apr 11, 2018
Communication from the Examining Division
Feb 9, 2018
(Electronic) Receipt
Feb 9, 2018
Claims
Feb 9, 2018
Letter accompanying subsequently filed items
Feb 9, 2018
Reply to communication from the Examining Division
Oct 2, 2017
Annex to the communication
Oct 2, 2017
Communication from the Examining Division
Mar 9, 2017
Communication of the registration of a transfer or change of name and/or address
Mar 2, 2017
Submission concerning change of applicant's name
Mar 2, 2017
Submission concerning change of applicant's name
Feb 27, 2017
Communication of the registration of a transfer or change of name and/or address
Feb 17, 2017
Annexes in respect of a client data request
Feb 17, 2017
Submission concerning change of applicant's name
Feb 10, 2017
Annexes in respect of a client data request
Feb 10, 2017
Submission concerning change of applicant's name
Sep 29, 2016
Submission concerning representation
Apr 14, 2016
Claims
Apr 14, 2016
Reply to communication from the Examining Division
Apr 11, 2016
Amended claims with annotations
Apr 11, 2016
Reply to communication from the Examining Division
Jan 29, 2016
Grant of extension of time limit (examination procedure)
Jan 27, 2016
Request for extension of time limit to communication from the Examining Division
Jan 25, 2016
Request for extension of time limit to communication from the Examining Division
Sep 29, 2015
Annex to the communication
Sep 29, 2015
Communication from the Examining Division
Jul 8, 2014
Response to enquiry for communication from the Examining Division
Jul 7, 2014
Enquiry as to when a communication from the Examining Division can be expected
Jul 3, 2014
Enquiry as to when a communication from the Examining Division can be expected
Mar 19, 2014
CDS Clean up - amended applicant details
Aug 26, 2013
Acknowledgement of receipt of third party observations
Aug 26, 2013
Transmittal of third party observations to applicant
Aug 16, 2013
Observations by third parties
Jul 5, 2013
Decision to allow further processing
Jun 21, 2013
Claims
Jun 21, 2013
Non-patent literature cited during the examination procedure
Jun 21, 2013
Payment of fees and costs
Jun 21, 2013
Request for further processing
Jun 19, 2013
Claims
Jun 19, 2013
Non-patent literature cited during the examination procedure
Jun 19, 2013
Payment of fees and costs
Jun 19, 2013
Payment of fees and costs
Jun 19, 2013
Request for further processing
Apr 9, 2013
Application deemed to be withdrawn (no reply to communication from the Examining Division)
Jan 21, 2013
Acknowledgement of receipt of third party observations
Jan 21, 2013
Transmittal of third party observations to applicant
Jan 11, 2013
Observations by third parties
Jan 11, 2013
Patent document filed by a Third party
Jan 11, 2013
Patent document filed by a Third party
Jan 11, 2013
Patent document filed by a Third party
Jan 11, 2013
Patent document filed by a Third party
Dec 21, 2012
Grant of extension of time limit (examination procedure)
Dec 19, 2012
Request for extension of time limit to communication from the Examining Division
Dec 18, 2012
Request for extension of time limit to communication from the Examining Division
Aug 23, 2012
Annex to the communication
Aug 23, 2012
Communication from the Examining Division
Mar 26, 2012
Amended claims filed after receipt of (European) search report
Mar 26, 2012
Amendments received before examination
Mar 26, 2012
Payment of fees and costs
Mar 21, 2012
Amended claims filed after receipt of (European) search report
Mar 21, 2012
Amendments received before examination
Mar 21, 2012
Payment of fees and costs
Sep 26, 2011
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Sep 21, 2011
Refund of fees
Aug 23, 2011
Communication regarding the transmission of the European search report
Aug 23, 2011
European search opinion
Aug 23, 2011
European search report
Mar 9, 2011
Notification of forthcoming publication
Jan 18, 2011
Letter concerning fees and payments
Oct 29, 2010
Confirmation of receipt of (electronically) transmitted priority document
Sep 30, 2010
Abstract
Sep 30, 2010
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Sep 30, 2010
Claims
Sep 30, 2010
Description
Sep 30, 2010
Designation of inventor
Sep 30, 2010
Designation of inventor
Sep 30, 2010
Designation of inventor
Sep 30, 2010
Drawings
Sep 30, 2010
Request for grant of a European patent
May 11, 2005
Priority document (electronically transmitted)

EP2305849

ALCOA

Application Number: EP10183448A
Filing Date: Sep 27, 2004
Status: Patent Maintained As Amended; Dec 24, 2021
Publication Date: Jan 26, 2022
External Links: Slate, Register , Google Patents

IP Verse

Aluminum Copper Magnesium Alloys Having Ancillary Additions Of Lithium

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Dossier Documents

EP2305849