A Ductile Boron Bearing Nickel Based Welding Material

Patent No. EP3137253 (titled "A Ductile Boron Bearing Nickel Based Welding Material") was filed by Liburdi Engineering on Oct 21, 2014. The application was issued on Dec 12, 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	Jul 30, 2019	PAUL & ALBRECHT PATENTANWALTE PARTG MBB

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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May 16, 2022
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
May 16, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
May 11, 2022
Termination of the opposition proceedings with maintenance of patent
Jan 31, 2022
Advice of delivery
Jan 31, 2022
Advice of delivery
Jan 31, 2022
Annex to the communication - opposition
Jan 31, 2022
Decision of the Opposition Division and instruction
Jan 31, 2022
Decision rejecting the opposition
Jan 31, 2022
Decision rejecting the opposition
Jan 31, 2022
Grounds for the decision (Annex) - opposition
Jan 31, 2022
Means of redress
Jan 31, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 31, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 31, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 31, 2022
Provision of a copy of the minutes - opposition procedure
Jan 31, 2022
Provision of a copy of the minutes - opposition procedure
Jan 31, 2022
Transmittal of decision / summons - opposition
Jan 31, 2022
Transmittal of decision / summons - opposition
Nov 4, 2021
Information about the result of oral proceedings
Oct 4, 2021
Consolidated list of cited opposition documents
Sep 9, 2021
Brief communication - Opposition proceedings
Sep 1, 2021
(Electronic) Receipt
Sep 1, 2021
Letter accompanying subsequently filed items
Sep 1, 2021
Written submission in preparation to/during oral proceedings
Aug 11, 2021
Brief communication - Opposition proceedings
Aug 4, 2021
(Electronic) Receipt
Aug 4, 2021
Letter accompanying subsequently filed items
Aug 4, 2021
Request for interpreters during oral proceedings
Jul 20, 2021
Brief communication - Opposition proceedings
Jul 13, 2021
Notification concerning the date of oral proceedings
Jul 13, 2021
Notification concerning the date of oral proceedings
Jul 12, 2021
(Electronic) Receipt
Jul 12, 2021
Letter accompanying subsequently filed items
Jul 12, 2021
Request for interpreters during oral proceedings
Feb 24, 2021
Brief communication - Opposition proceedings
Feb 16, 2021
(Electronic) Receipt
Feb 16, 2021
Citation in opposition procedure - 008
Feb 16, 2021
Citation in opposition procedure - 009
Feb 16, 2021
Citation in opposition procedure - 010
Feb 16, 2021
Citation in opposition procedure - 011
Feb 16, 2021
Citation in opposition procedure - 012
Feb 16, 2021
Letter accompanying subsequently filed items
Feb 16, 2021
Written submission in preparation to/during oral proceedings
Dec 11, 2020
Advice of delivery
Dec 9, 2020
Advice of delivery
Dec 3, 2020
Acknowledgement of a document
Dec 3, 2020
Acknowledgement of a document
Dec 3, 2020
Information concerning oral proceedings
Dec 3, 2020
Summons to attend oral proceedings
Dec 3, 2020
Summons to attend oral proceedings
Dec 2, 2020
Notification concerning the date of oral proceedings
Dec 2, 2020
Notification concerning the date of oral proceedings
Dec 1, 2020
Brief communication - Opposition proceedings
Nov 24, 2020
(Electronic) Receipt
Nov 24, 2020
Advice of delivery
Nov 24, 2020
Any annexes (other than citation) to an opposition letter
Nov 24, 2020
Letter accompanying subsequently filed items
Nov 24, 2020
Oral proceedings: Request for postponement
Nov 20, 2020
Advice of delivery
Nov 16, 2020
Acknowledgement of a document
Nov 16, 2020
Acknowledgement of a document
Nov 16, 2020
Annex to the communication - opposition
Nov 16, 2020
Information concerning oral proceedings
Nov 16, 2020
Summons to attend oral proceedings
Nov 16, 2020
Summons to attend oral proceedings
Oct 15, 2020
Brief communication - Opposition proceedings
Oct 15, 2020
Communication of amended entries
Oct 9, 2020
(Electronic) Receipt
Oct 9, 2020
Authorisation
Oct 9, 2020
Letter accompanying subsequently filed items
Oct 9, 2020
Request for change of opponent's representative
Oct 8, 2020
Notification concerning the date of oral proceedings
Oct 8, 2020
Notification concerning the date of oral proceedings
Sep 30, 2020
(Electronic) Receipt
Sep 30, 2020
Letter accompanying subsequently filed items
Sep 30, 2020
Oral proceedings: reply to date proposed
Sep 24, 2020
Notification concerning the date of oral proceedings
Sep 24, 2020
Notification concerning the date of oral proceedings
Sep 8, 2020
Brief communication - Opposition proceedings
Aug 31, 2020
(Electronic) Receipt
Aug 31, 2020
Letter accompanying subsequently filed items
Aug 31, 2020
Written submission in preparation to/during oral proceedings
Jul 16, 2020
Annex to the communication - opposition
Jul 16, 2020
Notification concerning the date of oral proceedings
Jul 16, 2020
Notification concerning the date of oral proceedings
Jul 15, 2020
Brief communication - Opposition proceedings
Jul 8, 2020
(Electronic) Receipt
Jul 8, 2020
Letter accompanying subsequently filed items
Jul 8, 2020
Written submission in preparation to/during oral proceedings
Jul 2, 2020
Brief communication - Opposition proceedings
Jun 26, 2020
(Electronic) Receipt
Jun 26, 2020
Any annexes (other than citation) to an opposition letter
Jun 26, 2020
Letter accompanying subsequently filed items
Jun 26, 2020
Oral proceedings: Request for postponement
May 13, 2020
Brief communication - Opposition proceedings
May 6, 2020
Advice of delivery
May 5, 2020
(Electronic) Receipt
May 5, 2020
Letter accompanying subsequently filed items
May 5, 2020
Request for interpreters during oral proceedings
Apr 27, 2020
Advice of delivery
Apr 22, 2020
Acknowledgement of a document
Apr 22, 2020
Acknowledgement of a document
Apr 22, 2020
Annex to the communication - opposition
Apr 22, 2020
Information concerning oral proceedings
Apr 22, 2020
Summons to attend oral proceedings
Apr 22, 2020
Summons to attend oral proceedings
Jan 31, 2020
Brief communication - Opposition proceedings
Jan 27, 2020
(Electronic) Receipt
Jan 27, 2020
Auxiliary request during Opposition procedure
Jan 27, 2020
Auxiliary request during Opposition procedure
Jan 27, 2020
Auxiliary request during Opposition procedure
Jan 27, 2020
Auxiliary request during Opposition procedure - 01
Jan 27, 2020
Auxiliary request during Opposition procedure - 02
Jan 27, 2020
Auxiliary request during Opposition procedure - 03
Jan 27, 2020
Letter accompanying subsequently filed items
Jan 27, 2020
Reply of the patent proprietor to the notice(s) of opposition
Oct 2, 2019
Communication of a notice of opposition and request to file observations
Oct 2, 2019
Notice of further oppositions to opponent(s)
Aug 6, 2019
Communication of a notice of opposition - first information to patent proprietor
Jul 30, 2019
(Electronic) Receipt
Jul 30, 2019
Citation in opposition procedure
Jul 30, 2019
Citation in opposition procedure - 001
Jul 30, 2019
Citation in opposition procedure - 002
Jul 30, 2019
Citation in opposition procedure - 002
Jul 30, 2019
Citation in opposition procedure - 003
Jul 30, 2019
Citation in opposition procedure - 003
Jul 30, 2019
Citation in opposition procedure - 004
Jul 30, 2019
Citation in opposition procedure - 005
Jul 30, 2019
Citation in opposition procedure - 006
Jul 30, 2019
Citation in opposition procedure - 006
Jul 30, 2019
Citation in opposition procedure - 007
Jul 30, 2019
Notice of opposition
Jul 30, 2019
Notice of opposition
Jan 2, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 15, 2018
Decision to grant a European patent
Sep 28, 2018
(Electronic) Receipt
Sep 28, 2018
Filing of the translations of the claims
Sep 28, 2018
French translation of claims
Sep 28, 2018
German translation of the claims
Sep 28, 2018
Letter accompanying subsequently filed items
May 28, 2018
Bibliographic data of the European patent application
May 28, 2018
Communication about intention to grant a European patent
May 28, 2018
Intention to grant (signatures)
May 28, 2018
Text intended for grant (clean copy)
May 28, 2018
Text intended for grant (version for approval)
Apr 20, 2018
Examination started
Mar 12, 2018
(Electronic) Receipt
Mar 12, 2018
Letter accompanying subsequently filed items
Mar 12, 2018
Maintenance of the application
Sep 22, 2017
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Sep 6, 2017
Communication regarding the transmission of the European search report
Sep 6, 2017
European search opinion
Sep 6, 2017
Information on Search Strategy
Sep 6, 2017
Supplementary European search report
Aug 29, 2017
Search started
Feb 8, 2017
Notification on forthcoming publication of bibliographic data
Dec 14, 2016
Communication regarding possible amendment of the application/payment of claims fee
Dec 2, 2016
Communication to designated inventor
Dec 2, 2016
Communication to designated inventor
Dec 2, 2016
Communication to designated inventor
Nov 16, 2016
(Electronic) Receipt
Nov 16, 2016
Request for entry into the European phase
Nov 15, 2016
Copy of the international preliminary report on patentability
Sep 9, 2016
Information on entry into European phase
Nov 23, 2015
Priority document (electronically transmitted)
Nov 5, 2015
Copy of the international search report
Nov 5, 2015
Published international application - A1

EP3137253

LIBURDI ENGINEERING

Application Number: EP14891039A
Filing Date: Oct 21, 2014
Status: Opposition Rejected; May 13, 2022
Publication Date: Dec 12, 2018
External Links: Slate, Register , Google Patents

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A Ductile Boron Bearing Nickel Based Welding Material

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Dossier Documents

EP3137253