Threaded Connection

Patent No. EP3234298 (titled "Threaded Connection") was filed by Nippon Steel on Dec 16, 2015. The application was issued on May 1, 2019.

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
HYDRIL	Jan 31, 2020	BOULT WADE TENNANT

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 21, 2025
Decision of the Board of Appeal
Jan 21, 2025
F3032 Notification(s) of the decision
Jan 21, 2025
F3032 Notification(s) of the decision
Nov 15, 2024
F3013 Oral Proceedings: Forwarding minutes
Nov 15, 2024
F3013 Oral Proceedings: Forwarding minutes
Nov 15, 2024
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Nov 8, 2024
F3345 Forwarding of submissions to parties
Nov 7, 2024
(Electronic) Receipt
Nov 7, 2024
Letter accompanying subsequently filed items
Nov 7, 2024
Letter dealing with oral proceedings during the appeal procedure
Oct 14, 2024
Refund of fees
Oct 8, 2024
F3345 Forwarding of submissions to parties
Oct 7, 2024
(Electronic) Receipt
Oct 7, 2024
Letter accompanying subsequently filed items
Oct 7, 2024
Withdrawal of an appeal
Sep 18, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 18, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 18, 2024
F3345 Forwarding of submissions to parties
Sep 18, 2024
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Sep 12, 2024
(Electronic) Receipt
Sep 12, 2024
Letter accompanying subsequently filed items
Sep 12, 2024
Request for interpreters during oral proceedings
Sep 5, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 5, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 5, 2024
F3345 Forwarding of submissions to parties
Sep 3, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Sep 2, 2024
(Electronic) Receipt
Sep 2, 2024
Annexes (other than cited documents) regarding appeal procedure
Sep 2, 2024
Letter accompanying subsequently filed items
Sep 2, 2024
Oral proceedings: Request for postponement
Aug 20, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Aug 20, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Aug 19, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Jun 19, 2024
F3011.1 Oral Proceedings: summons
Jun 19, 2024
F3011.1 Oral Proceedings: summons
Jun 14, 2024
F3010 Oral proceedings: order for summons
Jun 14, 2024
F3303.16 Change of composition of the Board (T)
Jun 12, 2024
F3056 Communication: Change of Board due to the technical nature of the appeal
Jun 12, 2024
F3056 Communication: Change of Board due to the technical nature of the appeal
Jun 7, 2024
F3313 Order: change of Board due to the technical aspects of the appeal
Jan 29, 2024
F3345 Forwarding of submissions to parties
Jan 23, 2024
(Electronic) Receipt
Jan 23, 2024
Letter accompanying subsequently filed items
Jan 23, 2024
Letter relating to Appeal Procedure
Nov 3, 2023
F3345 Forwarding of submissions to parties
Oct 27, 2023
(Electronic) Receipt
Oct 27, 2023
Letter accompanying subsequently filed items
Oct 27, 2023
Letter relating to Appeal Procedure
Oct 10, 2023
Composition of the board (T)
Jan 20, 2023
F3345 Forwarding of submissions to parties
Jan 19, 2023
F3345 Forwarding of submissions to parties
Jan 16, 2023
(Electronic) Receipt
Jan 16, 2023
(Electronic) Receipt
Jan 16, 2023
Letter accompanying subsequently filed items
Jan 16, 2023
Letter accompanying subsequently filed items
Jan 16, 2023
Letter relating to Appeal Procedure
Jan 16, 2023
Reply to appeal
Jan 16, 2023
Reply to appeal
Sep 6, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Sep 6, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 31, 2022
(Electronic) Receipt
Aug 31, 2022
(Electronic) Receipt
Aug 31, 2022
Amended claims with annotations
Aug 31, 2022
Amended claims with annotations
Aug 31, 2022
Amended claims with annotations
Aug 31, 2022
Amended claims with annotations
Aug 31, 2022
Claims
Aug 31, 2022
Claims
Aug 31, 2022
Claims
Aug 31, 2022
Claims
Aug 31, 2022
Letter accompanying subsequently filed items
Aug 31, 2022
Letter accompanying subsequently filed items
Aug 31, 2022
Letter relating to Appeal Procedure
Aug 31, 2022
Statement of grounds of appeal
Aug 31, 2022
Statement of grounds of appeal
Jun 27, 2022
F3204 Communication of the file number to the parties
Jun 27, 2022
F3204 Communication of the file number to the parties
Jun 22, 2022
(Electronic) Receipt
Jun 22, 2022
Letter accompanying subsequently filed items
Jun 22, 2022
Notice of appeal
Jun 3, 2022
F3057 Communication: Change of responsibility of a Board of Appeal
Jun 3, 2022
F3057 Communication: Change of responsibility of a Board of Appeal
May 27, 2022
F3204 Communication of the file number to the parties
May 27, 2022
F3204 Communication of the file number to the parties
May 24, 2022
Brief communication - Opposition proceedings
May 24, 2022
Communication concerning the filing of a power of attorney
May 24, 2022
Communication concerning the filing of a power of attorney
May 24, 2022
Communication of amended entries concerning the representative
May 24, 2022
Communication of amended entries concerning the representative
May 19, 2022
Brief communication - Opposition proceedings
May 18, 2022
(Electronic) Receipt
May 18, 2022
Authorisation
May 18, 2022
Letter accompanying subsequently filed items
May 18, 2022
Notice of appeal
May 17, 2022
Brief communication - Opposition proceedings
May 17, 2022
Brief communication - Opposition proceedings
May 16, 2022
Brief communication - Opposition proceedings
May 13, 2022
(Electronic) Receipt
May 13, 2022
Letter accompanying subsequently filed items
May 13, 2022
Letter regarding the opposition procedure (no time limit)
May 10, 2022
(Electronic) Receipt
May 10, 2022
Letter accompanying subsequently filed items
May 10, 2022
Letter regarding the opposition procedure (no time limit)
May 9, 2022
(Electronic) Receipt
May 9, 2022
Advice of delivery
May 9, 2022
Letter accompanying subsequently filed items
Apr 27, 2022
(Electronic) Receipt
Apr 27, 2022
Advice of delivery
Apr 27, 2022
Letter accompanying subsequently filed items
Apr 21, 2022
Annex to the communication - opposition
Apr 21, 2022
Decision of the Opposition Division and instruction
Apr 21, 2022
Druckexemplar in opposition procedure
Apr 21, 2022
Grounds for the decision (Annex) - opposition
Apr 21, 2022
Interlocutory decision in opposition proceedings
Apr 21, 2022
Interlocutory decision in opposition proceedings
Apr 21, 2022
Means of redress
Apr 21, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 21, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 21, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 21, 2022
Provision of a copy of the minutes - opposition procedure
Apr 21, 2022
Provision of a copy of the minutes - opposition procedure
Apr 21, 2022
Scanned annex to a communication - opposition procedure
Apr 21, 2022
Scanned annex to a communication - opposition procedure
Apr 21, 2022
Scanned annex to a communication - opposition procedure
Apr 21, 2022
Scanned annex to a communication - opposition procedure
Apr 21, 2022
Transmittal of decision / summons - opposition
Apr 21, 2022
Transmittal of decision / summons - opposition
Feb 1, 2022
Information about the result of oral proceedings
Jan 31, 2022
(Electronic) Receipt
Jan 31, 2022
Any annexes (other than citation) to an opposition letter
Jan 31, 2022
Any annexes (other than citation) to an opposition letter
Jan 31, 2022
Brief communication - Opposition proceedings
Jan 31, 2022
Letter accompanying subsequently filed items
Jan 31, 2022
Written submission in preparation to/during oral proceedings
Jan 31, 2022
Written submission in preparation to/during oral proceedings
Jan 31, 2022
Written submission in preparation to/during oral proceedings
Jan 14, 2022
Brief communication - Opposition proceedings
Jan 3, 2022
Brief communication - Opposition proceedings
Dec 21, 2021
(Electronic) Receipt
Dec 21, 2021
Letter accompanying subsequently filed items
Dec 21, 2021
Letter accompanying subsequently filed items
Dec 21, 2021
Request for interpreters during oral proceedings
Dec 16, 2021
Brief communication - Opposition proceedings
Dec 6, 2021
Brief communication - Opposition proceedings
Dec 2, 2021
Brief communication - Opposition proceedings
Dec 2, 2021
Notification concerning the date of oral proceedings
Dec 2, 2021
Notification concerning the date of oral proceedings
Dec 1, 2021
(Electronic) Receipt
Dec 1, 2021
Citation in opposition procedure - 018
Dec 1, 2021
Citation in opposition procedure - 019
Dec 1, 2021
Consolidated list of cited opposition documents
Dec 1, 2021
Letter accompanying subsequently filed items
Dec 1, 2021
Written submission in preparation to/during oral proceedings
Nov 26, 2021
(Electronic) Receipt
Nov 26, 2021
Authorisation
Nov 26, 2021
Authorisation
Nov 26, 2021
Letter accompanying subsequently filed items
Nov 26, 2021
Letter regarding the opposition procedure (no time limit)
Nov 23, 2021
Annexes in respect of a client data request
Nov 23, 2021
Document concerning representation
Nov 23, 2021
Letter accompanying subsequently filed items
Nov 23, 2021
Submission concerning change of applicant's address
Jan 19, 2021
(Electronic) Receipt
Jan 19, 2021
Advice of delivery
Jan 19, 2021
Letter accompanying subsequently filed items
Jan 15, 2021
Communication about missing advice of delivery
Nov 30, 2020
Advice of delivery
Nov 24, 2020
Acknowledgement of a document
Nov 24, 2020
Acknowledgement of a document
Nov 24, 2020
Annex to the communication - opposition
Nov 24, 2020
Information concerning oral proceedings
Nov 24, 2020
Summons to attend oral proceedings
Nov 24, 2020
Summons to attend oral proceedings
Sep 3, 2020
Communication concerning the filing of a power of attorney
Sep 3, 2020
Communication of amended entries concerning the representative
Aug 27, 2020
Brief communication - Opposition proceedings
Aug 20, 2020
(Electronic) Receipt
Aug 20, 2020
Auxiliary request during Opposition procedure
Aug 20, 2020
Auxiliary request during Opposition procedure
Aug 20, 2020
Auxiliary request during Opposition procedure
Aug 20, 2020
Auxiliary request during Opposition procedure - 01
Aug 20, 2020
Auxiliary request during Opposition procedure - 02
Aug 20, 2020
Auxiliary request during Opposition procedure - 03
Aug 20, 2020
Citation in opposition procedure - 014
Aug 20, 2020
Citation in opposition procedure - 015
Aug 20, 2020
Citation in opposition procedure - 016
Aug 20, 2020
Citation in opposition procedure - 017
Aug 20, 2020
Letter accompanying subsequently filed items
Aug 20, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 24, 2020
Brief communication - Opposition proceedings
Jun 12, 2020
Grant of extension of time limit (opposition procedure)
Jun 5, 2020
(Electronic) Receipt
Jun 5, 2020
Letter accompanying subsequently filed items
Jun 5, 2020
Request for extension of time limit
Feb 14, 2020
Communication of a notice of opposition and request to file observations
Feb 14, 2020
Notice of further oppositions to opponent(s)
Feb 6, 2020
Communication of a notice of opposition - first information to patent proprietor
Jan 31, 2020
(Electronic) Receipt
Jan 31, 2020
Citation in opposition procedure - 001
Jan 31, 2020
Citation in opposition procedure - 002
Jan 31, 2020
Citation in opposition procedure - 003
Jan 31, 2020
Citation in opposition procedure - 004
Jan 31, 2020
Citation in opposition procedure - 005
Jan 31, 2020
Citation in opposition procedure - 006
Jan 31, 2020
Citation in opposition procedure - 007
Jan 31, 2020
Citation in opposition procedure - 008
Jan 31, 2020
Citation in opposition procedure - 009
Jan 31, 2020
Citation in opposition procedure - 010
Jan 31, 2020
Citation in opposition procedure - 011
Jan 31, 2020
Citation in opposition procedure - 012
Jan 31, 2020
Citation in opposition procedure - 013
Jan 31, 2020
International publication (Pamphlet)
Jan 31, 2020
Letter regarding the opposition procedure (no time limit)
Jan 31, 2020
Notice of opposition
Jan 31, 2020
Notice of opposition
Jan 31, 2020
Patent document cited during the opposition procedure
Jun 14, 2019
Communication of the registration of a transfer or change of name and/or address
May 29, 2019
Submission concerning change of applicant's name
May 13, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 4, 2019
Decision to grant a European patent
Mar 21, 2019
(Electronic) Receipt
Mar 21, 2019
Filing of the translations of the claims
Mar 21, 2019
French translation of claims
Mar 21, 2019
German translation of the claims
Mar 21, 2019
Letter accompanying subsequently filed items
Nov 23, 2018
Bibliographic data of the European patent application
Nov 23, 2018
Communication about intention to grant a European patent
Nov 23, 2018
Intention to grant (signatures)
Nov 23, 2018
Text intended for grant (clean copy)
Nov 23, 2018
Text intended for grant (version for approval)
Aug 23, 2018
(Electronic) Receipt
Aug 23, 2018
Letter accompanying subsequently filed items
Aug 23, 2018
Reply to communication from the Examining Division
Jun 19, 2018
Annex to the communication
Jun 19, 2018
Communication from the Examining Division
Jun 12, 2018
Examination started
Jan 11, 2018
(Electronic) Receipt
Jan 11, 2018
Annex
Jan 11, 2018
Letter accompanying subsequently filed items
Jan 11, 2018
Reply to Written Opinion prepared by the EPO
Sep 27, 2017
Notification on forthcoming publication of bibliographic data
Jul 26, 2017
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jul 24, 2017
Communication to designated inventor
Jul 19, 2017
Priority search results copy provided by EPO
Jul 4, 2017
Copy of the international preliminary report on patentability
Jun 7, 2017
(Electronic) Receipt
Jun 7, 2017
Request for entry into the European phase
May 2, 2017
Information on entry into European phase
Jul 12, 2016
Priority document (electronically transmitted)
Jun 23, 2016
Copy of the international search report
Jun 23, 2016
Published international application - A1
Feb 16, 2016
Written opinion of the ISA, boxes No. I to VIII
Feb 16, 2016
Written opinion of the ISA, cover sheet
Feb 16, 2016
Written opinion of the ISA, supplemental box
Feb 4, 2016
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Jan 20, 2016
Incoming letter related to PCT RO
Jan 20, 2016
RO101 Declaration
Dec 23, 2015
Notification of the international application number and of the international filing date
Dec 16, 2015
(Electronic) Receipt
Dec 16, 2015
Abstract
Dec 16, 2015
Claims
Dec 16, 2015
Description
Dec 16, 2015
Document concerning fees and payments
Dec 16, 2015
Drawings
Dec 16, 2015
Electronic request for grant of an International application

EP3234298

NIPPON STEEL

Application Number: EP15810657A
Filing Date: Dec 16, 2015
Status: Revoked; Jan 22, 2025
Publication Date: May 1, 2019
External Links: Slate, Register , Google Patents

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Dossier Documents

EP3234298