Method For Casting Monocrystalline Metal Parts

Patent No. EP2741876 (titled "Method For Casting Monocrystalline Metal Parts") was filed by Safran Aircraft Engines on Aug 6, 2012. The application was issued on Oct 17, 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
SIEMENS	Sep 6, 2016	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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Sep 20, 2018
Decision to maintain the European patent in amended form
Sep 20, 2018
Decision to maintain the European patent in amended form
Sep 13, 2018
Termination of the opposition proceedings with maintenance of patent
Sep 7, 2018
(Electronic) Receipt
Sep 7, 2018
English translation of the claims
Sep 7, 2018
German translation of the claims
Sep 7, 2018
Letter accompanying subsequently filed items
Aug 17, 2018
Communication of bibliographic data
Aug 17, 2018
Communication to opponent concerning maintenance
Aug 17, 2018
Communication with request to file translations
Aug 2, 2018
Maintenance of the patent with the documents specified in the final decision
Jun 11, 2018
Communication of the registration of a transfer or change of name and/or address
Jun 1, 2018
Submission concerning change of applicant's name
May 7, 2018
Advice of delivery
Apr 24, 2018
Advice of delivery
Apr 24, 2018
Advice of delivery
Apr 23, 2018
Advice of delivery
Apr 19, 2018
Acknowledgement of a document
Apr 19, 2018
Acknowledgement of a document
Apr 19, 2018
Annex to the communication - opposition
Apr 19, 2018
Decision of the Opposition Division and instruction
Apr 19, 2018
Druckexemplar in opposition procedure
Apr 19, 2018
Grounds for the decision (Annex) - opposition
Apr 19, 2018
Interlocutory decision in opposition proceedings
Apr 19, 2018
Internal form - Opposition/addressees
Apr 19, 2018
Internal form - Opposition/addressees
Apr 19, 2018
Means of redress
Apr 19, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 19, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 19, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 19, 2018
Provision of a copy of the minutes - opposition procedure
Apr 19, 2018
Scanned annex to a communication - opposition procedure
Mar 6, 2018
Information about the result of oral proceedings
Feb 22, 2018
Brief communication - Opposition proceedings
Feb 19, 2018
(Electronic) Receipt
Feb 19, 2018
Letter accompanying subsequently filed items
Feb 19, 2018
Written submission in preparation to/during oral proceedings
Jan 30, 2018
Brief communication - Opposition proceedings
Jan 24, 2018
(Electronic) Receipt
Jan 24, 2018
Amended claims with annotations
Jan 24, 2018
Amended claims with annotations
Jan 24, 2018
Amended description with annotations
Jan 24, 2018
Amended description with annotations
Jan 24, 2018
Amended description with annotations
Jan 24, 2018
Amended description with annotations
Jan 24, 2018
Claims
Jan 24, 2018
Claims
Jan 24, 2018
Description
Jan 24, 2018
Description
Jan 24, 2018
Description
Jan 24, 2018
Description
Jan 24, 2018
Letter accompanying subsequently filed items
Jan 24, 2018
Written submission in preparation to/during oral proceedings
Jan 16, 2018
Brief communication - Opposition proceedings
Jan 5, 2018
(Electronic) Receipt
Jan 5, 2018
Letter accompanying subsequently filed items
Jan 5, 2018
Written submission in preparation to/during oral proceedings
Dec 13, 2017
Request for interpreters during oral proceedings
Nov 15, 2017
Brief communication - Opposition proceedings
Nov 8, 2017
(Electronic) Receipt
Nov 8, 2017
Communication of amended entries
Nov 8, 2017
Letter accompanying subsequently filed items
Nov 8, 2017
Request for interpreters during oral proceedings
Jul 24, 2017
Request for a change of address - opponent
Jun 30, 2017
Brief communication - Opposition proceedings
Jun 29, 2017
Request for interpreters during oral proceedings
Jun 26, 2017
Request for interpreters during oral proceedings
Jun 19, 2017
Advice of delivery
Jun 15, 2017
Advice of delivery
Jun 12, 2017
Advice of delivery
Jun 12, 2017
Advice of delivery
Jun 9, 2017
Acknowledgement of a document
Jun 9, 2017
Acknowledgement of a document
Jun 9, 2017
Annex to the communication - opposition
Jun 9, 2017
Information concerning oral proceedings
Jun 9, 2017
Preparation for oral proceedings
Jun 9, 2017
Summons to attend oral proceedings
Jun 9, 2017
Summons to attend oral proceedings
Feb 7, 2017
Brief communication - Opposition proceedings
Jan 31, 2017
(Electronic) Receipt
Jan 31, 2017
Auxiliary request during Opposition procedure
Jan 31, 2017
Auxiliary request during Opposition procedure
Jan 31, 2017
Auxiliary request during Opposition procedure
Jan 31, 2017
Auxiliary request during Opposition procedure
Jan 31, 2017
Auxiliary request during Opposition procedure
Jan 31, 2017
Auxiliary request during Opposition procedure
Jan 31, 2017
Letter accompanying subsequently filed items
Jan 31, 2017
Main request during Opposition procedure
Jan 31, 2017
Main request during Opposition procedure
Jan 31, 2017
Reply of the patent proprietor to the notice(s) of opposition
Oct 18, 2016
Communication of a notice of opposition and request to file observations
Oct 18, 2016
Notice of further oppositions to opponent(s)
Sep 26, 2016
Brief communication - Opposition proceedings
Sep 21, 2016
(Electronic) Receipt
Sep 21, 2016
Letter accompanying subsequently filed items
Sep 21, 2016
Letter regarding the opposition procedure (no time limit)
Sep 14, 2016
Communication of a notice of opposition - first information to patent proprietor
Sep 6, 2016
(Electronic) Receipt
Sep 6, 2016
Any annexes (other than citation) to an opposition letter
Sep 6, 2016
Filing of a new opposition
Sep 6, 2016
Non-patent literature cited during the opposition procedure
Sep 6, 2016
Non-patent literature cited during the opposition procedure
Sep 6, 2016
Notice of opposition
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Sep 6, 2016
Patent document cited during the opposition procedure
Dec 10, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 12, 2015
Decision to grant a European patent
Oct 14, 2015
(Electronic) Receipt
Oct 14, 2015
English translation of the claims
Oct 14, 2015
German translation of the claims
Oct 14, 2015
Letter accompanying subsequently filed items
Jun 19, 2015
Bibliographic data of the European patent application
Jun 19, 2015
Communication about intention to grant a European patent
Jun 19, 2015
Intention to grant (signatures)
Jun 19, 2015
Text intended for grant
Apr 30, 2015
Examination started
May 21, 2014
Notification on forthcoming publication of bibliographic data
Mar 18, 2014
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Mar 14, 2014
Communication to designated inventor
Mar 14, 2014
Communication to designated inventor
Mar 14, 2014
Communication to designated inventor
Mar 11, 2014
Priority search results copy provided by EPO
Feb 28, 2014
Translation of the international preliminary report on patentability
Feb 25, 2014
(Electronic) Receipt
Feb 25, 2014
Copy of the international preliminary report on patentability
Feb 25, 2014
Request for entry into the European phase
Dec 18, 2013
Information on entry into European phase
Mar 6, 2013
Priority document (electronically transmitted)
Feb 14, 2013
Copy of the international search report
Feb 14, 2013
Copy of the international search report
Feb 14, 2013
Published international application - A1
Oct 16, 2012
Written opinion of the ISA, boxes No. I to VIII
Oct 16, 2012
Written opinion of the ISA, cover sheet
Oct 16, 2012
Written opinion of the ISA, supplemental box
Sep 13, 2012
Submission concerning representation
Aug 6, 2012
Abstract
Aug 6, 2012
Claims
Aug 6, 2012
Description
Aug 6, 2012
Drawings

EP2741876

SAFRAN AIRCRAFT ENGINES

Application Number: EP12758546A
Filing Date: Aug 6, 2012
Status: Patent Maintained As Amended; Sep 14, 2018
Publication Date: Oct 17, 2018
External Links: Slate, Register , Google Patents

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Method For Casting Monocrystalline Metal Parts

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Dossier Documents

EP2741876