The weekly litigation news digest is live. Subscribe now

IP Verse

Heat Exchanger - EP2942589

The patent EP2942589 was granted to Sumitomo Precision Products on Feb 21, 2018. The application was filed on Dec 18, 2013 under application number EP13868315A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP2942589

SUMITOMO PRECISION PRODUCTS

Application Number: EP13868315A
Filing Date: Dec 18, 2013
Status: Granted And Under Opposition; Jan 19, 2018
Publication Date: Feb 21, 2018
External Links: Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Oppositions

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	Opposition Status
LINDE	Nov 21, 2018	MEILINGER	ADMISSIBLE

Patent Citations (14) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation Phase	Publication Number
DESCRIPTION	JP2002011573
INTERNATIONAL-SEARCH-REPORT	JP2001030091
INTERNATIONAL-SEARCH-REPORT	JP2002011573
INTERNATIONAL-SEARCH-REPORT	JP2009208651
INTERNATIONAL-SEARCH-REPORT	JP2009222306
INTERNATIONAL-SEARCH-REPORT	JP2012210653
INTERNATIONAL-SEARCH-REPORT	JPS5478722U
INTERNATIONAL-SEARCH-REPORT	JPS63104888U
OPPOSITION	DE102008014978
OPPOSITION	GB1253250
SEARCH	DE102008014978
SEARCH	GB1253250
SEARCH	JP2009222306
SEARCH	JPS63104888U

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

Get instant alerts for new documents

Oct 23, 2025
Decision to maintain the European patent in amended form
OPPO
Oct 23, 2025
Decision to maintain the European patent in amended form
OPPO
Oct 15, 2025
(Electronic) Receipt
OPPO
Oct 15, 2025
Amended description with annotations
OPPO
Oct 15, 2025
Filing of the translation of the amended claims
OPPO
Oct 15, 2025
French translation of claims
OPPO
Oct 15, 2025
German translation of the claims
OPPO
Oct 15, 2025
Letter accompanying subsequently filed items
OPPO
Aug 14, 2025
Communication of bibliographic data
OPPO
Aug 14, 2025
Communication to opponent concerning maintenance
OPPO
Aug 14, 2025
Communication with request to file translations
OPPO
Aug 6, 2025
Maintenance of the patent with the documents specified in the final decision
OPPO
Jul 30, 2025
Decision of the Board of Appeal
Appeal
Jul 30, 2025
F3032 Notification(s) of the decision
Appeal
Jul 30, 2025
F3032 Notification(s) of the decision
Appeal
Jul 21, 2025
F3013 Oral Proceedings: Forwarding minutes
Appeal
Jul 21, 2025
F3013 Oral Proceedings: Forwarding minutes
Appeal
Jul 21, 2025
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Appeal
Jul 8, 2025
F3018 Oral proceedings: Confirmation interpreters
Appeal
Jul 8, 2025
F3018 Oral proceedings: Confirmation interpreters
Appeal
Mar 10, 2025
F3018 Oral proceedings: Confirmation interpreters
Appeal
Mar 10, 2025
F3018 Oral proceedings: Confirmation interpreters
Appeal
Mar 10, 2025
F3345 Forwarding of submissions to parties
Appeal
Mar 4, 2025
Request for interpreters during oral proceedings
Appeal
Feb 5, 2025
F3345 Forwarding of submissions to parties
Appeal
Jan 31, 2025
(Electronic) Receipt
Appeal
Jan 31, 2025
Letter accompanying subsequently filed items
Appeal
Jan 31, 2025
Request for interpreters during oral proceedings
Appeal
Sep 19, 2024
F3011.2 Oral Proceedings: Summons VICO
Appeal
Sep 19, 2024
F3011.2 Oral Proceedings: Summons VICO
Appeal
Sep 19, 2024
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Appeal
Sep 17, 2024
F3010 Oral proceedings: order for summons
Appeal
Jan 4, 2024
F3345 Forwarding of submissions to parties
Appeal
Dec 21, 2023
(Electronic) Receipt
Appeal
Dec 21, 2023
Letter accompanying subsequently filed items
Appeal
Dec 21, 2023
Letter relating to Appeal Procedure
Appeal
Oct 18, 2023
F3345 Forwarding of submissions to parties
Appeal
Oct 13, 2023
(Electronic) Receipt
Appeal
Oct 13, 2023
Letter accompanying subsequently filed items
Appeal
Oct 13, 2023
Letter relating to Appeal Procedure
Appeal
Jul 17, 2023
F3345 Forwarding of submissions to parties
Appeal
Jul 10, 2023
(Electronic) Receipt
Appeal
Jul 10, 2023
Letter accompanying subsequently filed items
Appeal
Jul 10, 2023
Letter relating to Appeal Procedure
Appeal
Jun 16, 2023
Composition of the board (T)
Appeal
May 4, 2023
F3345 Forwarding of submissions to parties
Appeal
Apr 28, 2023
(Electronic) Receipt
Appeal
Apr 28, 2023
Letter accompanying subsequently filed items
Appeal
Apr 28, 2023
Letter relating to Appeal Procedure
Appeal
Jan 27, 2023
F3345 Forwarding of submissions to parties
Appeal
Jan 25, 2023
(Electronic) Receipt
Appeal
Jan 25, 2023
Letter accompanying subsequently filed items
Appeal
Jan 25, 2023
Letter relating to Appeal Procedure
Appeal
Nov 2, 2022
F3345 Forwarding of submissions to parties
Appeal
Oct 27, 2022
(Electronic) Receipt
Appeal
Oct 27, 2022
Letter accompanying subsequently filed items
Appeal
Oct 27, 2022
Letter relating to Appeal Procedure
Appeal
Sep 15, 2022
F3345 Forwarding of submissions to parties
Appeal
Sep 14, 2022
(Electronic) Receipt
Appeal
Sep 14, 2022
Letter accompanying subsequently filed items
Appeal
Sep 14, 2022
Reply to appeal
Appeal
May 16, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Appeal
May 11, 2022
(Electronic) Receipt
Appeal
May 11, 2022
Letter accompanying subsequently filed items
Appeal
May 11, 2022
Statement of grounds of appeal
Appeal
Mar 15, 2022
F3204 Communication of the file number to the parties
Appeal
Mar 15, 2022
F3204 Communication of the file number to the parties
Appeal
Mar 9, 2022
(Electronic) Receipt
Appeal
Mar 9, 2022
Letter accompanying subsequently filed items
Appeal
Mar 9, 2022
Notice of appeal
Appeal
Jan 18, 2022
Advice of delivery
OPPO
Jan 12, 2022
Advice of delivery
OPPO
Jan 12, 2022
Annex to the communication - opposition
OPPO
Jan 12, 2022
Cover sheet for fax transmission
OPPO
Jan 12, 2022
Decision of the Opposition Division and instruction
OPPO
Jan 12, 2022
Grounds for the decision (Annex) - opposition
OPPO
Jan 12, 2022
Interlocutory decision in opposition proceedings
OPPO
Jan 12, 2022
Interlocutory decision in opposition proceedings
OPPO
Jan 12, 2022
Means of redress
OPPO
Jan 12, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Jan 12, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Jan 12, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Jan 12, 2022
OPPODREX with handwritten amendments
OPPO
Jan 12, 2022
Provision of a copy of the minutes - opposition procedure
OPPO
Jan 12, 2022
Provision of a copy of the minutes - opposition procedure
OPPO
Jan 12, 2022
Scanned annex to a communication - opposition procedure
OPPO
Jan 12, 2022
Scanned annex to a communication - opposition procedure
OPPO
Jan 12, 2022
Transmittal of decision / summons - opposition
OPPO
Jan 12, 2022
Transmittal of decision / summons - opposition
OPPO
Nov 16, 2021
Information about the result of oral proceedings
OPPO
Oct 15, 2021
Brief communication - Opposition proceedings
OPPO
Oct 11, 2021
(Electronic) Receipt
OPPO
Oct 11, 2021
Letter accompanying subsequently filed items
OPPO
Oct 11, 2021
Request for interpreters during oral proceedings
OPPO
Sep 9, 2021
Brief communication - Opposition proceedings
OPPO
Sep 6, 2021
(Electronic) Receipt
OPPO
Sep 6, 2021
Citation in opposition procedure - 005
OPPO
Sep 6, 2021
Consolidated list of cited opposition documents
OPPO
Sep 6, 2021
Letter accompanying subsequently filed items
OPPO
Sep 6, 2021
Written submission in preparation to/during oral proceedings
OPPO
Aug 11, 2021
Communication of amended entries concerning the representative
Search/Exam
Aug 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 5, 2021
Submission concerning change of applicant's representative
Search/Exam
Jul 14, 2021
Notification concerning the date of oral proceedings
OPPO
Jul 14, 2021
Notification concerning the date of oral proceedings
OPPO
Oct 30, 2020
Advice of delivery
OPPO
Oct 29, 2020
Advice of delivery
OPPO
Oct 28, 2020
Acknowledgement of a document
OPPO
Oct 28, 2020
Acknowledgement of a document
OPPO
Oct 28, 2020
Annex to the communication - opposition
OPPO
Oct 28, 2020
Summons to attend oral proceedings
OPPO
Oct 28, 2020
Summons to attend oral proceedings
OPPO
Oct 15, 2020
Notification concerning the date of oral proceedings
OPPO
Oct 15, 2020
Notification concerning the date of oral proceedings
OPPO
Oct 12, 2020
Brief communication - Opposition proceedings
OPPO
Oct 12, 2020
Written submission in preparation to/during oral proceedings
OPPO
Oct 8, 2020
Oral proceedings: reply to date proposed
OPPO
Oct 7, 2020
Brief communication - Opposition proceedings
OPPO
Oct 7, 2020
Written submission in preparation to/during oral proceedings
OPPO
Oct 2, 2020
(Electronic) Receipt
OPPO
Oct 2, 2020
Letter accompanying subsequently filed items
OPPO
Oct 2, 2020
Oral proceedings: reply to date proposed
OPPO
Sep 30, 2020
Brief communication - Opposition proceedings
OPPO
Sep 25, 2020
Request for interpreters during oral proceedings
OPPO
Sep 22, 2020
Notification concerning the date of oral proceedings
OPPO
Sep 22, 2020
Notification concerning the date of oral proceedings
OPPO
Jun 26, 2020
Brief communication - Opposition proceedings
OPPO
Jun 23, 2020
(Electronic) Receipt
OPPO
Jun 23, 2020
Letter accompanying subsequently filed items
OPPO
Jun 23, 2020
Request for interpreters during oral proceedings
OPPO
Jun 18, 2020
Advice of delivery
OPPO
Jun 17, 2020
Advice of delivery
OPPO
Jun 12, 2020
Acknowledgement of a document
OPPO
Jun 12, 2020
Acknowledgement of a document
OPPO
Jun 12, 2020
Annex to the communication - opposition
OPPO
Jun 12, 2020
Information concerning oral proceedings
OPPO
Jun 12, 2020
Summons to attend oral proceedings
OPPO
Jun 12, 2020
Summons to attend oral proceedings
OPPO
Jun 5, 2020
Brief communication - Opposition proceedings
OPPO
Jun 5, 2020
Communication of amended entries
OPPO
May 13, 2020
Request for change of name -opponent
OPPO
May 12, 2020
Annexes in respect of a client data request
OPPO
May 12, 2020
Annexes in respect of a client data request
OPPO
May 12, 2020
Submission concerning change of applicant's name
OPPO
May 11, 2020
(Electronic) Receipt
OPPO
May 11, 2020
Advice of delivery
OPPO
Apr 29, 2020
Notification concerning the date of oral proceedings
OPPO
Apr 29, 2020
Notification concerning the date of oral proceedings
OPPO
Apr 21, 2020
Oral proceedings: reply to date proposed
OPPO
Apr 21, 2020
Oral proceedings: reply to date proposed
OPPO
Mar 11, 2020
Brief communication - Opposition proceedings
OPPO
Mar 5, 2020
Written submission in preparation to/during oral proceedings
OPPO
Jan 17, 2020
Brief communication - Opposition proceedings
OPPO
Jan 10, 2020
(Electronic) Receipt
OPPO
Jan 10, 2020
Letter accompanying subsequently filed items
OPPO
Jan 10, 2020
Written submission in preparation to/during oral proceedings
OPPO
Nov 13, 2019
Brief communication - Opposition proceedings
OPPO
Nov 8, 2019
Letter regarding the opposition procedure (no time limit)
OPPO
Aug 26, 2019
Advice of delivery
OPPO
Aug 8, 2019
Advice of delivery
OPPO
Aug 8, 2019
Advice of delivery
OPPO
Aug 7, 2019
Advice of delivery
OPPO
Aug 5, 2019
Acknowledgement of a document
OPPO
Aug 5, 2019
Acknowledgement of a document
OPPO
Aug 5, 2019
Annex to the communication - opposition
OPPO
Aug 5, 2019
Information concerning oral proceedings
OPPO
Aug 5, 2019
Summons to attend oral proceedings
OPPO
Aug 5, 2019
Summons to attend oral proceedings
OPPO
Apr 9, 2019
Brief communication - Opposition proceedings
OPPO
Apr 3, 2019
(Electronic) Receipt
OPPO
Apr 3, 2019
Auxiliary request during Opposition procedure
OPPO
Apr 3, 2019
Auxiliary request during Opposition procedure - 01
OPPO
Apr 3, 2019
Letter accompanying subsequently filed items
OPPO
Apr 3, 2019
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Dec 3, 2018
Communication of a notice of opposition and request to file observations
OPPO
Dec 3, 2018
Notice of further oppositions to opponent(s)
OPPO
Nov 30, 2018
Brief communication - Opposition proceedings
OPPO
Nov 27, 2018
Communication of a notice of opposition - first information to patent proprietor
OPPO
Nov 26, 2018
Citation in opposition procedure - 001
OPPO
Nov 26, 2018
Citation in opposition procedure - 002
OPPO
Nov 26, 2018
Citation in opposition procedure - 003
OPPO
Nov 26, 2018
Citation in opposition procedure - 004
OPPO
Nov 26, 2018
Citation in opposition procedure - 005
OPPO
Nov 26, 2018
Citation in opposition procedure - 006
OPPO
Nov 26, 2018
Letter concerning fees and payments
OPPO
Nov 26, 2018
Notice of opposition
OPPO
Nov 21, 2018
International publication (Pamphlet)
OPPO
Nov 21, 2018
Letter concerning fees and payments
OPPO
Nov 21, 2018
Letter concerning fees and payments
OPPO
Nov 21, 2018
Notice of opposition
OPPO
Nov 21, 2018
Notice of opposition
OPPO
Nov 21, 2018
Patent document cited during the opposition procedure
OPPO
Mar 9, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Jan 25, 2018
Decision to grant a European patent
Search/Exam
Jan 8, 2018
(Electronic) Receipt
Search/Exam
Jan 8, 2018
Filing of the translations of the claims
Search/Exam
Jan 8, 2018
French translation of claims
Search/Exam
Jan 8, 2018
German translation of the claims
Search/Exam
Jan 8, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 28, 2017
Bibliographic data of the European patent application
Search/Exam
Nov 28, 2017
Communication about intention to grant a European patent
Search/Exam
Nov 28, 2017
Intention to grant (signatures)
Search/Exam
Nov 28, 2017
Text intended for grant (clean copy)
Search/Exam
Nov 28, 2017
Text intended for grant (version for approval)
Search/Exam
Oct 12, 2017
Examination started
Search/Exam
May 11, 2017
(Electronic) Receipt
Search/Exam
May 11, 2017
Amended claims filed after receipt of (European) search report
Search/Exam
May 11, 2017
Amended claims with annotations
Search/Exam
May 11, 2017
Amended description filed after receipt of (European) search report
Search/Exam
May 11, 2017
Amendments received before examination
Search/Exam
May 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 11, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Search/Exam
Oct 25, 2016
Communication regarding the transmission of the European search report
Search/Exam
Oct 25, 2016
European search opinion
Search/Exam
Oct 25, 2016
Information on Search Strategy
Search/Exam
Oct 25, 2016
Supplementary European search report
Search/Exam
Oct 17, 2016
Search started
Search/Exam
Oct 14, 2015
Notification of forthcoming publication
Search/Exam
Sep 25, 2015
Communication regarding possible amendment of the application/payment of claims fee
Search/Exam
Sep 23, 2015
Communication to designated inventor
Search/Exam
Sep 23, 2015
Communication to designated inventor
Search/Exam
Sep 23, 2015
Communication to designated inventor
Search/Exam
Jul 28, 2015
Copy of the international preliminary report on patentability
Search/Exam
Jul 28, 2015
Translation of the international preliminary report on patentability
Search/Exam
Jun 23, 2015
(Electronic) Receipt
Search/Exam
Jun 23, 2015
Abstract
Search/Exam
Jun 23, 2015
Amended claims filed after receipt of (European) search report
Search/Exam
Jun 23, 2015
Amended claims with annotations
Search/Exam
Jun 23, 2015
Claims
Search/Exam
Jun 23, 2015
Description
Search/Exam
Jun 23, 2015
Drawings
Search/Exam
Jun 23, 2015
Request for entry into the European phase
Search/Exam
May 8, 2015
Information on entry into European phase
Search/Exam
Jul 22, 2014
Priority document (electronically transmitted)
Search/Exam
Jul 3, 2014
Copy of the international search report
Search/Exam
Jul 3, 2014
Copy of the translated international search report
Search/Exam
Jul 3, 2014
International publication pamphlet
Search/Exam