Fin For A Plate Heat Exchanger And Method For Producing Same

Patent No. EP3359902 (titled "Fin For A Plate Heat Exchanger And Method For Producing Same") was filed by Linde on Oct 6, 2016. The application was issued on Jun 28, 2023.

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
L AIR LIQUIDE SOCIETE ANONYME POUR L ETUDE ET L EXPLOITATION DES PROCEDES GEORGES CLAUDE	May 29, 2020	AIR LIQUIDE

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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Jun 2, 2023
Decision to maintain the European patent in amended form
Jun 2, 2023
Decision to maintain the European patent in amended form
May 26, 2023
Termination of the opposition proceedings with maintenance of patent
May 17, 2023
(Electronic) Receipt
May 17, 2023
Amended description with annotations
May 17, 2023
Any annexes (other than citation) to an opposition letter
May 17, 2023
Description
May 17, 2023
English translation of the claims
May 17, 2023
Filing of the translation of the amended claims
May 17, 2023
French translation of claims
May 17, 2023
Letter accompanying subsequently filed items
Mar 3, 2023
Communication to opponent concerning maintenance
Mar 3, 2023
Communication with request to file translations
Feb 23, 2023
Maintenance of the patent with the documents specified in the final decision
Nov 7, 2022
(Electronic) Receipt
Nov 7, 2022
Advice of delivery
Nov 7, 2022
Letter accompanying subsequently filed items
Oct 27, 2022
Advice of delivery
Oct 24, 2022
Annex to the communication - opposition
Oct 24, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 24, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 24, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 24, 2022
Provision of a copy of the minutes - opposition procedure
Oct 24, 2022
Provision of a copy of the minutes - opposition procedure
Jul 6, 2022
Brief communication - Opposition proceedings
Jul 1, 2022
(Electronic) Receipt
Jul 1, 2022
Letter accompanying subsequently filed items
Jul 1, 2022
Reply to an examination report in opposition proceedings
Jun 24, 2022
Annex to the communication - opposition
Jun 24, 2022
Brief communication - Opposition proceedings
Jun 24, 2022
Brief communication - Opposition proceedings
Jun 24, 2022
Communication inviting the parties to file observations
Jun 24, 2022
Communication inviting the parties to file observations
Apr 8, 2022
Brief communication - Opposition proceedings
Apr 4, 2022
(Electronic) Receipt
Apr 4, 2022
Amended description with annotations
Apr 4, 2022
Letter accompanying subsequently filed items
Apr 4, 2022
Reply to an examination report in opposition proceedings
Feb 18, 2022
Annex to the communication - opposition
Feb 18, 2022
Brief communication - Opposition proceedings
Feb 18, 2022
Brief communication - Opposition proceedings
Feb 18, 2022
Communication inviting the parties to file observations
Feb 18, 2022
Communication inviting the parties to file observations
Feb 15, 2022
Communication inviting the parties to file observations
Jan 31, 2022
Information about the result of oral proceedings
Jan 4, 2022
Brief communication - Opposition proceedings
Dec 22, 2021
(Electronic) Receipt
Dec 22, 2021
Letter accompanying subsequently filed items
Dec 22, 2021
Written submission in preparation to/during oral proceedings
Dec 6, 2021
Brief communication - Opposition proceedings
Dec 6, 2021
Brief communication - Opposition proceedings
Nov 29, 2021
(Electronic) Receipt
Nov 29, 2021
(Electronic) Receipt
Nov 29, 2021
(Electronic) Receipt
Nov 29, 2021
Auxiliary request during Opposition procedure
Nov 29, 2021
Auxiliary request during Opposition procedure
Nov 29, 2021
Auxiliary request during Opposition procedure
Nov 29, 2021
Auxiliary request during Opposition procedure
Nov 29, 2021
Auxiliary request during Opposition procedure
Nov 29, 2021
Auxiliary request during Opposition procedure - 01
Nov 29, 2021
Auxiliary request during Opposition procedure - 02
Nov 29, 2021
Auxiliary request during Opposition procedure - 03
Nov 29, 2021
Auxiliary request during Opposition procedure - 04
Nov 29, 2021
Auxiliary request during Opposition procedure - 05
Nov 29, 2021
Citation in opposition procedure - 012
Nov 29, 2021
Citation in opposition procedure - 012
Nov 29, 2021
Consolidated list of cited opposition documents
Nov 29, 2021
Letter accompanying subsequently filed items
Nov 29, 2021
Letter accompanying subsequently filed items
Nov 29, 2021
Letter accompanying subsequently filed items
Nov 29, 2021
Main request during Opposition procedure
Nov 29, 2021
Main request during Opposition procedure
Nov 29, 2021
Written submission in preparation to/during oral proceedings
Nov 29, 2021
Written submission in preparation to/during oral proceedings
Jul 16, 2021
(Electronic) Receipt
Jul 16, 2021
Advice of delivery
Jul 16, 2021
Advice of delivery
Jul 16, 2021
Annex to the communication - opposition
Jul 16, 2021
Letter accompanying subsequently filed items
Jul 16, 2021
Scanned annex to a communication - opposition procedure
Jul 16, 2021
Transmittal of decision / summons - opposition
Jul 16, 2021
Transmittal of decision / summons - opposition
Nov 3, 2020
Letter accompanying subsequently filed items
Nov 3, 2020
Request for change of opponent's representative
Nov 2, 2020
Brief communication - Opposition proceedings
Oct 28, 2020
(Electronic) Receipt
Oct 28, 2020
Auxiliary request during Opposition procedure
Oct 28, 2020
Auxiliary request during Opposition procedure
Oct 28, 2020
Auxiliary request during Opposition procedure
Oct 28, 2020
Auxiliary request during Opposition procedure
Oct 28, 2020
Auxiliary request during Opposition procedure
Oct 28, 2020
Auxiliary request during Opposition procedure - 01
Oct 28, 2020
Auxiliary request during Opposition procedure - 02
Oct 28, 2020
Auxiliary request during Opposition procedure - 03
Oct 28, 2020
Auxiliary request during Opposition procedure - 04
Oct 28, 2020
Auxiliary request during Opposition procedure - 05
Oct 28, 2020
Letter accompanying subsequently filed items
Oct 28, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 19, 2020
Communication of a notice of opposition and request to file observations
Jun 19, 2020
Notice of further oppositions to opponent(s)
Jun 4, 2020
Communication of a notice of opposition - first information to patent proprietor
May 29, 2020
(Electronic) Receipt
May 29, 2020
Citation in opposition procedure - 001
May 29, 2020
Citation in opposition procedure - 002
May 29, 2020
Citation in opposition procedure - 002
May 29, 2020
Citation in opposition procedure - 003
May 29, 2020
Citation in opposition procedure - 004
May 29, 2020
Citation in opposition procedure - 005
May 29, 2020
Citation in opposition procedure - 006
May 29, 2020
Citation in opposition procedure - 007
May 29, 2020
Citation in opposition procedure - 008
May 29, 2020
Citation in opposition procedure - 009
May 29, 2020
Citation in opposition procedure - 010
May 29, 2020
Citation in opposition procedure - 011
May 29, 2020
International publication (Pamphlet)
May 29, 2020
Letter accompanying subsequently filed items
May 29, 2020
Notice of opposition
May 29, 2020
Notice of opposition
May 29, 2020
Notice of opposition
May 29, 2020
Patent document cited during the opposition procedure
May 18, 2020
Communication of the registration of a transfer or change of name and/or address
May 13, 2020
Submission concerning change of proprietor's name
May 12, 2020
Annexes in respect of a client data request
May 12, 2020
Annexes in respect of a client data request
May 12, 2020
Document concerning representation
May 12, 2020
Submission concerning change of proprietor's name
Sep 16, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 8, 2019
Decision to grant a European patent
Jul 25, 2019
English translation of the claims
Jul 25, 2019
Filing of the translations of the claims
Jul 25, 2019
French translation of claims
Jul 25, 2019
Letter concerning fees and payments
Apr 2, 2019
Bibliographic data of the European patent application
Apr 2, 2019
Communication about intention to grant a European patent
Apr 2, 2019
Intention to grant (signatures)
Apr 2, 2019
Text intended for grant (clean copy)
Apr 2, 2019
Text intended for grant (version for approval)
Feb 21, 2019
Examination started
Dec 21, 2018
Abstract
Dec 21, 2018
Abstract
Dec 21, 2018
Amended claims filed after receipt of (European) search report
Dec 21, 2018
Amended claims with annotations
Dec 21, 2018
Amended description filed after receipt of (European) search report
Dec 21, 2018
Amended description with annotations
Dec 21, 2018
Amendments received before examination
Jul 18, 2018
Notification on forthcoming publication of bibliographic data
Jun 27, 2018
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jun 20, 2018
Priority search results copy provided by EPO
Jun 19, 2018
Notice on debiting of fees
May 14, 2018
Communication to designated inventor
Apr 26, 2018
Annexes to the international preliminary examination report
Apr 26, 2018
Copy of the international preliminary examination report
Apr 25, 2018
Refund order of filing/examination fee
Mar 21, 2018
Request for entry into the European phase
Feb 16, 2018
Information on entry into European phase
Oct 17, 2017
Annex to International preliminary examination report
Oct 17, 2017
International preliminary examination report
Oct 17, 2017
International preliminary examination report - free text sheet
Oct 17, 2017
International preliminary examination report - points I-VIII
Oct 17, 2017
Transmittal of International Preliminary Examination Report
Sep 19, 2017
Letter concerning fees and payments
Sep 19, 2017
Reply to communication PCT/IPEA/405
Sep 12, 2017
Non-unity - restrict claims/pay fees
Sep 12, 2017
Non-unity - restrict claims/pay fees - free text sheet
Sep 5, 2017
Notification of election of EPO
Aug 14, 2017
Notification of receipt of demand
Aug 8, 2017
PCT demand form
Aug 8, 2017
PCT(IPEA): Amended sheet - claims
Aug 8, 2017
PCT(IPEA): Amended sheet - claims
Aug 8, 2017
PCT(IPEA): Amended sheet - description
Aug 8, 2017
Reply to International Search Opinion
May 2, 2017
Priority document (electronically transmitted)
Apr 13, 2017
Copy of the international search report
Apr 13, 2017
Copy of the international search report
Apr 13, 2017
Published international application - A1
Jan 30, 2017
Written opinion of the ISA, boxes No. I to VIII
Jan 30, 2017
Written opinion of the ISA, cover sheet
Jan 30, 2017
Written opinion of the ISA, supplemental box
Jan 13, 2017
Communication in cases for which no other form is applicable
Dec 20, 2016
Claims
Dec 20, 2016
Letter concerning fees and payments
Dec 20, 2016
Reply to invitation to pay additional fees
Dec 1, 2016
Partial International Search Report
Oct 20, 2016
Notification of receipt of Search copy
Oct 14, 2016
Notification of the international application number and of the international filing date
Oct 12, 2016
Request form for international application (copy for ISA/EP)
Oct 6, 2016
Abstract
Oct 6, 2016
Claims
Oct 6, 2016
Description
Oct 6, 2016
Document concerning fees and payments
Oct 6, 2016
Drawings
Oct 6, 2016
Payment of fees and costs
Oct 6, 2016
Priority document (RO-procedure)
Oct 6, 2016
Request for grant of an International application

EP3359902

LINDE

Application Number: EP16777909A
Filing Date: Oct 6, 2016
Status: Patent Maintained As Amended; May 26, 2023
Publication Date: Jun 28, 2023
External Links: Slate, Register , Google Patents

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Fin For A Plate Heat Exchanger And Method For Producing Same

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Dossier Documents

EP3359902