Lower Cost High Strength Single Crystal Superalloys With Reduced Re And Ru Content

Patent No. EP2218798 (titled "Lower Cost High Strength Single Crystal Superalloys With Reduced Re And Ru Content") was filed by United on Dec 1, 2009. The application was issued on Sep 14, 2016.

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
SIEMENS	Mar 1, 2017	KAISER, AXEL

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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Dec 10, 2018
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Dec 10, 2018
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Dec 3, 2018
Termination of the opposition proceedings with maintenance of patent
Aug 31, 2018
Advice of delivery
Aug 28, 2018
Brief communication - Opposition proceedings
Aug 27, 2018
Advice of delivery
Aug 27, 2018
Advice of delivery
Aug 22, 2018
(Electronic) Receipt
Aug 22, 2018
Acknowledgement of a document
Aug 22, 2018
Acknowledgement of a document
Aug 22, 2018
Decision of the Opposition Division and instruction
Aug 22, 2018
Decision rejecting the opposition
Aug 22, 2018
Grounds for the decision (Annex) - opposition
Aug 22, 2018
Internal form - Opposition/addressees
Aug 22, 2018
Letter accompanying subsequently filed items
Aug 22, 2018
Notification concerning the date of oral proceedings
Aug 22, 2018
Notification concerning the date of oral proceedings
Aug 22, 2018
Scanned annex to a communication - opposition procedure
Aug 22, 2018
Written submission in preparation to/during oral proceedings
Jul 13, 2018
Brief communication - Opposition proceedings
Jul 9, 2018
Brief communication - Opposition proceedings
Jul 6, 2018
(Electronic) Receipt
Jul 6, 2018
Letter accompanying subsequently filed items
Jul 6, 2018
Written submission in preparation to/during oral proceedings
Jul 2, 2018
(Electronic) Receipt
Jul 2, 2018
Letter accompanying subsequently filed items
Jul 2, 2018
Withdrawal of a request for oral proceedings
Jun 19, 2018
Brief communication - Opposition proceedings
Jun 15, 2018
Brief communication - Opposition proceedings
Jun 12, 2018
(Electronic) Receipt
Jun 12, 2018
Letter accompanying subsequently filed items
Jun 12, 2018
Request for interpreters during oral proceedings
Jun 8, 2018
(Electronic) Receipt
Jun 8, 2018
Letter accompanying subsequently filed items
Jun 8, 2018
Letter regarding the opposition procedure (no time limit)
May 28, 2018
Communication of amended entries concerning the representative
May 17, 2018
Submission concerning change of applicant's representative
Apr 6, 2018
Advice of delivery
Mar 27, 2018
Advice of delivery
Mar 27, 2018
Advice of delivery
Mar 21, 2018
Acknowledgement of a document
Mar 21, 2018
Acknowledgement of a document
Mar 21, 2018
Annex to the communication - opposition
Mar 21, 2018
Information concerning oral proceedings
Mar 21, 2018
Preparation for oral proceedings
Mar 21, 2018
Summons to attend oral proceedings
Mar 21, 2018
Summons to attend oral proceedings
Dec 11, 2017
Brief communication - Opposition proceedings
Dec 4, 2017
(Electronic) Receipt
Dec 4, 2017
Amended claims with annotations
Dec 4, 2017
Amended claims with annotations
Dec 4, 2017
Amended claims with annotations
Dec 4, 2017
Claims
Dec 4, 2017
Claims
Dec 4, 2017
Claims
Dec 4, 2017
Letter accompanying subsequently filed items
Dec 4, 2017
Reply of the patent proprietor to the notice(s) of opposition
Nov 8, 2017
Communication of amended entries
Jul 24, 2017
Communication of a notice of opposition and request to file observations
Jul 24, 2017
Notice of further oppositions to opponent(s)
Jul 24, 2017
Request for a change of address - opponent
Mar 10, 2017
Communication of a notice of opposition - first information to patent proprietor
Mar 1, 2017
(Electronic) Receipt
Mar 1, 2017
Notice of opposition
Mar 1, 2017
Notice of opposition
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Mar 1, 2017
Patent document cited during the opposition procedure
Sep 21, 2016
Communication of the registration of a transfer or change of name and/or address
Sep 16, 2016
Submission concerning change of applicant's address
Sep 15, 2016
Submission concerning change of applicant's address
Sep 14, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 19, 2016
Decision to grant a European patent
Aug 4, 2016
(Electronic) Receipt
Aug 4, 2016
Filing of the translations of the claims
Aug 4, 2016
French translation of claims
Aug 4, 2016
German translation of the claims
Aug 4, 2016
Letter accompanying subsequently filed items
Mar 30, 2016
Bibliographic data of the European patent application
Mar 30, 2016
Communication about intention to grant a European patent
Mar 30, 2016
Intention to grant (signatures)
Mar 30, 2016
Text intended for grant
Mar 1, 2016
Examination started
Feb 22, 2016
CDS Clean up - amended applicant details
May 23, 2012
(Electronic) Receipt
May 23, 2012
Amended claims filed after receipt of (European) search report
May 23, 2012
Amended claims with annotations
May 23, 2012
Amended description filed after receipt of (European) search report
May 23, 2012
Amended description with annotations
May 23, 2012
Amendments received before examination
May 23, 2012
Letter accompanying subsequently filed items
Nov 28, 2011
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Oct 25, 2011
Communication regarding the transmission of the European search report
Oct 25, 2011
European search opinion
Oct 25, 2011
European search report
Aug 11, 2010
Confirmation of receipt of (electronically) transmitted priority document
Jul 21, 2010
Notification of forthcoming publication
Jul 14, 2010
Communication of the registration of a transfer or change of name and/or address
Jul 13, 2010
Letter concerning the priority
Jul 13, 2010
Priority document
Jun 15, 2010
Annexes in respect of a client data request
Jun 15, 2010
Annexes in respect of a client data request
Jun 15, 2010
Submission concerning a transfer of rights (applicant)
Jun 10, 2010
Invitation to file priority document
May 18, 2010
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Apr 9, 2010
Annexes in respect of a client data request
Apr 9, 2010
Submission concerning a transfer of rights (applicant)
Jan 13, 2010
CDS Clean up - amended data concerning the representative for the applicant
Jan 7, 2010
Submission concerning representation
Jan 5, 2010
Submission concerning representation
Dec 1, 2009
Abstract
Dec 1, 2009
Claims
Dec 1, 2009
Description
Dec 1, 2009
Drawings
Dec 1, 2009
Request for grant of a European patent

EP2218798

UNITED

Application Number: EP09252708A
Filing Date: Dec 1, 2009
Status: Opposition Rejected; Dec 7, 2018
Publication Date: Sep 14, 2016
External Links: Slate, Register , Google Patents

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Lower Cost High Strength Single Crystal Superalloys With Reduced Re And Ru Content

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Dossier Documents

EP2218798