Rolled Aluminium Alloy For Heat Exchangers

Patent No. EP3423607 (titled "Rolled Aluminium Alloy For Heat Exchangers") was filed by Aleris Rolled Products Germany on Feb 23, 2017. The application was issued on Dec 18, 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
HYDRO ALUMINIUM ROLLED PRODUCTS	Sep 18, 2020	COHAUSZ & FLORACK
SPEIRA	Sep 18, 2020	COHAUSZ & FLORACK

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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Feb 13, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Feb 13, 2023
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Feb 8, 2023
Termination of the opposition proceedings with revocation of patent
Nov 2, 2022
Advice of delivery
Oct 28, 2022
Decision revoking the European patent
Oct 28, 2022
Decision revoking the European patent
Oct 28, 2022
Transmittal of decision / summons - opposition
Oct 28, 2022
Transmittal of decision / summons - opposition
Oct 20, 2022
(Electronic) Receipt
Oct 20, 2022
Letter accompanying subsequently filed items
Oct 20, 2022
Request for revocation of patent
Apr 22, 2022
Advice of delivery
Apr 20, 2022
Advice of delivery
Apr 19, 2022
Annex to the communication - opposition
Apr 19, 2022
Information concerning oral proceedings
Apr 19, 2022
Summons to attend oral proceedings
Apr 19, 2022
Summons to attend oral proceedings
Apr 19, 2022
Transmittal of decision / summons - opposition
Apr 19, 2022
Transmittal of decision / summons - opposition
Mar 17, 2022
Annex to the communication - opposition
Mar 17, 2022
Brief communication - Opposition proceedings
Mar 17, 2022
Brief communication - Opposition proceedings
Mar 17, 2022
Brief communication - Opposition proceedings
Mar 17, 2022
Communication of the registration of a transfer or change of name and/or address
Mar 17, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 17, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 17, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 17, 2022
Provision of a copy of the minutes - opposition procedure
Mar 17, 2022
Provision of a copy of the minutes - opposition procedure
Mar 4, 2022
(Electronic) Receipt
Mar 4, 2022
Citation in opposition procedure - 011
Mar 4, 2022
Citation in opposition procedure - 012
Mar 4, 2022
Consolidated list of cited opposition documents
Mar 4, 2022
Letter accompanying subsequently filed items
Mar 4, 2022
Letter regarding the opposition procedure (no time limit)
Feb 24, 2022
(Electronic) Receipt
Feb 24, 2022
Annexes in respect of a client data request
Feb 24, 2022
Letter accompanying subsequently filed items
Feb 24, 2022
Submission concerning change of proprietor's name
Feb 14, 2022
Information about the result of oral proceedings
Feb 10, 2022
Brief communication - Opposition proceedings
Feb 7, 2022
(Electronic) Receipt
Feb 7, 2022
Citation in opposition procedure - 011
Feb 7, 2022
Citation in opposition procedure - 011
Feb 7, 2022
Citation in opposition procedure - 012
Feb 7, 2022
Citation in opposition procedure - 012
Feb 7, 2022
Citation in opposition procedure - 013
Feb 7, 2022
Citation in opposition procedure - 014
Feb 7, 2022
Letter accompanying subsequently filed items
Feb 7, 2022
Written submission in preparation to/during oral proceedings
Jan 18, 2022
Communication of amended entries
Jan 10, 2022
(Electronic) Receipt
Jan 10, 2022
Letter accompanying subsequently filed items
Dec 14, 2021
Brief communication - Opposition proceedings
Dec 9, 2021
(Electronic) Receipt
Dec 9, 2021
Annexes in respect of a client data request
Dec 9, 2021
Brief communication - Opposition proceedings
Dec 9, 2021
Citation in opposition procedure - 009
Dec 9, 2021
Citation in opposition procedure - 010
Dec 9, 2021
Letter accompanying subsequently filed items
Dec 9, 2021
Request for change of name -opponent
Dec 9, 2021
Request for interpreters during oral proceedings
Dec 9, 2021
Written submission in preparation to/during oral proceedings
Dec 6, 2021
(Electronic) Receipt
Dec 6, 2021
(Electronic) Receipt
Dec 6, 2021
Auxiliary request during Opposition procedure
Dec 6, 2021
Auxiliary request during Opposition procedure - 03
Dec 6, 2021
Letter accompanying subsequently filed items
Dec 6, 2021
Letter accompanying subsequently filed items
Dec 6, 2021
Written submission in preparation to/during oral proceedings
Dec 2, 2021
Notification concerning the date of oral proceedings
Dec 2, 2021
Notification concerning the date of oral proceedings
Feb 12, 2021
Advice of delivery
Feb 12, 2021
Advice of delivery
Feb 11, 2021
Annex to the communication - opposition
Feb 11, 2021
Information concerning oral proceedings
Feb 11, 2021
Summons to attend oral proceedings
Feb 11, 2021
Summons to attend oral proceedings
Feb 11, 2021
Transmittal of decision / summons - opposition
Feb 11, 2021
Transmittal of decision / summons - opposition
Feb 4, 2021
Information about the result of oral proceedings
Nov 10, 2020
Brief communication - Opposition proceedings
Nov 5, 2020
(Electronic) Receipt
Nov 5, 2020
Auxiliary request during Opposition procedure
Nov 5, 2020
Auxiliary request during Opposition procedure
Nov 5, 2020
Auxiliary request during Opposition procedure - 01
Nov 5, 2020
Auxiliary request during Opposition procedure - 02
Nov 5, 2020
Letter accompanying subsequently filed items
Nov 5, 2020
Reply of the patent proprietor to the notice(s) of opposition
Oct 2, 2020
Communication of a notice of opposition and request to file observations
Oct 2, 2020
Notice of further oppositions to opponent(s)
Sep 23, 2020
Communication of a notice of opposition - first information to patent proprietor
Sep 18, 2020
(Electronic) Receipt
Sep 18, 2020
Citation in opposition procedure - 001
Sep 18, 2020
Citation in opposition procedure - 002
Sep 18, 2020
Citation in opposition procedure - 003
Sep 18, 2020
Citation in opposition procedure - 004
Sep 18, 2020
Citation in opposition procedure - 005
Sep 18, 2020
Citation in opposition procedure - 005
Sep 18, 2020
Citation in opposition procedure - 006
Sep 18, 2020
Citation in opposition procedure - 007
Sep 18, 2020
Citation in opposition procedure - 008
Sep 18, 2020
Notice of opposition
Sep 18, 2020
Notice of opposition
Jul 1, 2020
Communication of amended entries concerning the representative
Jun 30, 2020
Communication concerning the filing of a power of attorney
Jun 24, 2020
(Electronic) Receipt
Jun 24, 2020
General authorisation
Jun 24, 2020
Letter accompanying subsequently filed items
Jun 24, 2020
Submission concerning change of applicant's representative
Jan 2, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 21, 2019
Decision to grant a European patent
Nov 4, 2019
(Electronic) Receipt
Nov 4, 2019
Filing of the translations of the claims
Nov 4, 2019
French translation of claims
Nov 4, 2019
German translation of the claims
Nov 4, 2019
Letter accompanying subsequently filed items
Sep 27, 2019
Bibliographic data of the European patent application
Sep 27, 2019
Communication about intention to grant a European patent
Sep 27, 2019
Intention to grant (signatures)
Sep 27, 2019
Text intended for grant (clean copy)
Sep 27, 2019
Text intended for grant (version for approval)
Jul 5, 2019
Examination started
Mar 29, 2019
(Electronic) Receipt
Mar 29, 2019
Amended claims filed after receipt of (European) search report
Mar 29, 2019
Amended claims with annotations
Mar 29, 2019
Amendments received before examination
Mar 29, 2019
Letter accompanying subsequently filed items
Dec 12, 2018
Notification on forthcoming publication of bibliographic data
Oct 8, 2018
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Oct 8, 2018
Communication to designated inventor
Oct 8, 2018
Communication to designated inventor
Sep 29, 2018
Priority search results copy provided by EPO
Sep 18, 2018
Copy of the international preliminary report on patentability
Jul 13, 2018
(Electronic) Receipt
Jul 13, 2018
Information on entry into European phase
Jul 13, 2018
Request for entry into the European phase
Jul 4, 2018
ISR: cited documents
Jul 2, 2018
Communication in cases for which no other form is applicable
Jul 2, 2018
Written opinion of the ISA, boxes No. I to VIII
Jul 2, 2018
Written opinion of the ISA, cover sheet
Jul 2, 2018
Written opinion of the ISA, supplemental box
Sep 25, 2017
Priority document (electronically transmitted)
Sep 18, 2017
Published international application - A1
Sep 8, 2017
Copy of the international search report
Sep 8, 2017
Published international application - A1
May 26, 2017
ISR: cited documents
May 24, 2017
Written opinion of the ISA, boxes No. I to VIII
May 24, 2017
Written opinion of the ISA, cover sheet
May 24, 2017
Written opinion of the ISA, supplemental box
Mar 29, 2017
(Electronic) Receipt
Mar 29, 2017
Incoming letter related to PCT RO
Mar 29, 2017
Incoming letter related to PCT RO
Mar 29, 2017
Substitute sheet (R26) - Description
Mar 29, 2017
Substitute sheet (Rule 26) - description for ISA/EP
Mar 3, 2017
Notification of receipt of Search copy
Mar 2, 2017
Annex
Mar 2, 2017
Invitation to correct defects in the international application
Mar 2, 2017
Notification of the international application number and of the international filing date
Feb 27, 2017
Request form for international application (copy for ISA/EP)
Feb 23, 2017
(Electronic) Receipt
Feb 23, 2017
Abstract
Feb 23, 2017
Claims
Feb 23, 2017
Description
Feb 23, 2017
Document concerning fees and payments
Feb 23, 2017
Drawings
Feb 23, 2017
Electronic request for grant of an International application
Feb 23, 2017
Priority document (RO-procedure)

EP3423607

ALERIS ROLLED PRODUCTS GERMANY

Application Number: EP17705918A
Filing Date: Feb 23, 2017
Status: Revoked; Feb 10, 2023
Publication Date: Dec 18, 2019
External Links: Slate, Register , Google Patents

IP Verse

Rolled Aluminium Alloy For Heat Exchangers

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP3423607