High Strength Aluminum Alloys And Process For Making The Same

Patent No. EP1902150 (titled "High Strength Aluminum Alloys And Process For Making The Same") was filed by Kaiser Aluminum & Chemical on Mar 22, 2006. The application was issued on Jun 20, 2018.

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	Mar 15, 2019	CONSTELLIUM PROPRIETE INDUSTRIELLE
ALERIS ROLLED PRODUCTS GERMANY	Jan 14, 2019	WEICKMANN & WEICKMANN PARTMBB

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 10, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 10, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 10, 2020
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jul 7, 2020
Termination of the opposition proceedings with revocation of patent
Jun 24, 2020
Communication concerning the filing of a power of attorney
Jun 24, 2020
Communication of amended entries
Jun 18, 2020
(Electronic) Receipt
Jun 18, 2020
General authorisation
Jun 18, 2020
Letter accompanying subsequently filed items
Jun 18, 2020
Request for change of opponent's representative
Feb 20, 2020
Advice of delivery
Feb 20, 2020
Advice of delivery
Feb 19, 2020
Advice of delivery
Feb 17, 2020
Acknowledgement of a document
Feb 17, 2020
Acknowledgement of a document
Feb 17, 2020
Acknowledgement of a document
Feb 17, 2020
Decision of the Opposition Division and instruction
Feb 17, 2020
Decision revoking the European patent
Feb 17, 2020
Grounds for the decision (Annex) - opposition
Feb 17, 2020
Internal form - Opposition/addressees
Feb 17, 2020
Means of redress
Apr 3, 2019
Communication of a notice of opposition and request to file observations
Apr 3, 2019
Notice of further oppositions to opponent(s)
Apr 3, 2019
Notice of further oppositions to opponent(s)
Mar 25, 2019
Communication of a notice of opposition - first information to patent proprietor
Mar 15, 2019
(Electronic) Receipt
Mar 15, 2019
General authorisation
Mar 15, 2019
General authorisation
Mar 15, 2019
Notice of opposition
Mar 15, 2019
Notice of opposition
Mar 15, 2019
Patent document cited during the opposition procedure
Mar 15, 2019
Patent document cited during the opposition procedure
Mar 15, 2019
Patent document cited during the opposition procedure
Mar 15, 2019
Patent document cited during the opposition procedure
Mar 15, 2019
Patent document cited during the opposition procedure
Mar 15, 2019
Patent document cited during the opposition procedure
Jan 18, 2019
Communication of a notice of opposition - first information to patent proprietor
Jan 14, 2019
(Electronic) Receipt
Jan 14, 2019
Non-patent literature cited during the opposition procedure
Jan 14, 2019
Notice of opposition
Jan 14, 2019
Notice of opposition
Jan 14, 2019
Patent document cited during the opposition procedure
Jan 14, 2019
Patent document cited during the opposition procedure
Jul 2, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 25, 2018
Decision to grant a European patent
May 22, 2018
Communication of the registration of a transfer or change of name and/or address
Apr 9, 2018
(Electronic) Receipt
Apr 9, 2018
Annexes in respect of a client data request
Apr 9, 2018
Annexes in respect of a client data request
Apr 9, 2018
Annexes in respect of a client data request
Apr 9, 2018
Annexes in respect of a client data request
Apr 9, 2018
Letter accompanying subsequently filed items
Apr 9, 2018
Letter to the Legal Division
Feb 23, 2018
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Feb 16, 2018
(Electronic) Receipt
Feb 16, 2018
Annexes in respect of a client data request
Feb 16, 2018
Letter accompanying subsequently filed items
Feb 16, 2018
Submission concerning a transfer of rights (applicant)
Dec 20, 2017
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Nov 3, 2017
(Electronic) Receipt
Nov 3, 2017
Annexes in respect of a client data request
Nov 3, 2017
Letter accompanying subsequently filed items
Nov 3, 2017
Submission concerning a transfer of rights (applicant)
Sep 13, 2017
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Aug 10, 2017
(Electronic) Receipt
Aug 10, 2017
Filing of the translations of the claims
Aug 10, 2017
French translation of claims
Aug 10, 2017
German translation of the claims
Aug 10, 2017
Letter accompanying subsequently filed items
Jul 25, 2017
(Electronic) Receipt
Jul 25, 2017
Annexes in respect of a client data request
Jul 25, 2017
Letter accompanying subsequently filed items
Jul 25, 2017
Submission concerning a transfer of rights (applicant)
Apr 12, 2017
Bibliographic data of the European patent application
Apr 12, 2017
Communication about intention to grant a European patent
Apr 12, 2017
Intention to grant (signatures)
Apr 12, 2017
Text intended for grant (clean copy)
Apr 12, 2017
Text intended for grant (version for approval)
Mar 9, 2017
Examination started
Feb 10, 2017
(Electronic) Receipt
Feb 10, 2017
Amended claims filed after receipt of (European) search report
Feb 10, 2017
Amended claims with annotations
Feb 10, 2017
Amendments received before examination
Feb 10, 2017
Letter accompanying subsequently filed items
Feb 8, 2017
(Electronic) Receipt
Feb 8, 2017
Amended claims filed after receipt of (European) search report
Feb 8, 2017
Amended claims with annotations
Feb 8, 2017
Amendments received before examination
Feb 8, 2017
Letter accompanying subsequently filed items
Aug 26, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Aug 10, 2016
Communication regarding the transmission of the European search report
Aug 10, 2016
European search opinion
Aug 10, 2016
Information on Search Strategy
Aug 10, 2016
Supplementary European search report
Jul 26, 2016
Search started
Apr 21, 2010
Refund of fees
Jul 28, 2008
Copy of the international preliminary report on patentability
Feb 27, 2008
Notification on forthcoming publication of bibliographic data
Feb 25, 2008
Communication regarding possible amendment of claims/payment of claims fees
Jan 23, 2008
Notice on debiting of fees
Nov 29, 2007
Copy of the international search report
Nov 29, 2007
Corrected international publication (Pamphlet)
Nov 1, 2007
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Nov 1, 2007
Request for entry into the European phase
Oct 19, 2007
Copy of the international preliminary report on patentability
Oct 3, 2007
Priority document (electronically transmitted)
Sep 13, 2007
Copy of the international search report
Sep 13, 2007
Published international application - A1

EP1902150

KAISER ALUMINUM & CHEMICAL

Application Number: EP06849740A
Filing Date: Mar 22, 2006
Status: Revoked; Jul 10, 2020
Publication Date: Jun 20, 2018
External Links: Slate, Register , Google Patents

IP Verse

High Strength Aluminum Alloys And Process For Making The Same

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP1902150