Heat Exchanger Flexible Manifold

Patent No. EP3514469 (titled "Heat Exchanger Flexible Manifold") was filed by Hamilton Sundstrand on Jan 22, 2019. The application was issued on May 5, 2021.

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
SAFRAN AIRCRAFT ENGINES	Jan 31, 2022	REGIMBEAU

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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Oct 9, 2023
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Oct 9, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Oct 4, 2023
Termination of the opposition proceedings with maintenance of patent
Jul 20, 2023
Advice of delivery
Jun 30, 2023
(Electronic) Receipt
Jun 30, 2023
Advice of delivery
Jun 30, 2023
Letter accompanying subsequently filed items
Jun 23, 2023
Annex to the communication - opposition
Jun 23, 2023
Decision of the Opposition Division and instruction
Jun 23, 2023
Decision rejecting the opposition
Jun 23, 2023
Decision rejecting the opposition
Jun 23, 2023
Grounds for the decision (Annex) - opposition
Jun 23, 2023
Means of redress
Jun 23, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 23, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jun 23, 2023
Provision of a copy of the minutes - opposition procedure
Jun 23, 2023
Provision of a copy of the minutes - opposition procedure
Jun 23, 2023
Scanned annex to a communication - opposition procedure
Jun 23, 2023
Transmittal of decision / summons - opposition
Jun 23, 2023
Transmittal of decision / summons - opposition
Apr 18, 2023
Information about the result of oral proceedings
Apr 13, 2023
(Electronic) Receipt
Apr 13, 2023
Brief communication - Opposition proceedings
Apr 13, 2023
Letter accompanying subsequently filed items
Apr 13, 2023
Written submission in preparation to/during oral proceedings
Mar 3, 2023
Brief communication - Opposition proceedings
Feb 24, 2023
(Electronic) Receipt
Feb 24, 2023
Letter accompanying subsequently filed items
Feb 24, 2023
Request for interpreters during oral proceedings
Feb 17, 2023
Brief communication - Opposition proceedings
Feb 16, 2023
(Electronic) Receipt
Feb 16, 2023
Auxiliary request during Opposition procedure
Feb 16, 2023
Auxiliary request during Opposition procedure - 03
Feb 16, 2023
Brief communication - Opposition proceedings
Feb 16, 2023
Letter accompanying subsequently filed items
Feb 16, 2023
Written submission in preparation to/during oral proceedings
Feb 13, 2023
(Electronic) Receipt
Feb 13, 2023
Letter accompanying subsequently filed items
Feb 13, 2023
Written submission in preparation to/during oral proceedings
Nov 30, 2022
(Electronic) Receipt
Nov 30, 2022
Letter accompanying subsequently filed items
Nov 29, 2022
Advice of delivery
Nov 25, 2022
Notification concerning the date of oral proceedings
Nov 25, 2022
Notification concerning the date of oral proceedings
Nov 8, 2022
Advice of delivery
Nov 8, 2022
Advice of delivery
Nov 4, 2022
Advice of delivery
Oct 27, 2022
Annex to the communication - opposition
Oct 27, 2022
Information concerning oral proceedings
Oct 27, 2022
Scanned annex to a communication - opposition procedure
Oct 27, 2022
Summons to attend oral proceedings
Oct 27, 2022
Summons to attend oral proceedings
Oct 27, 2022
Transmittal of decision / summons - opposition
Oct 27, 2022
Transmittal of decision / summons - opposition
Oct 20, 2022
Brief communication - Opposition proceedings
Oct 14, 2022
(Electronic) Receipt
Oct 14, 2022
Letter accompanying subsequently filed items
Oct 14, 2022
Letter regarding the opposition procedure (no time limit)
Jul 4, 2022
Brief communication - Opposition proceedings
Jun 28, 2022
(Electronic) Receipt
Jun 28, 2022
Auxiliary request during Opposition procedure
Jun 28, 2022
Auxiliary request during Opposition procedure
Jun 28, 2022
Auxiliary request during Opposition procedure
Jun 28, 2022
Auxiliary request during Opposition procedure
Jun 28, 2022
Auxiliary request during Opposition procedure - 01
Jun 28, 2022
Auxiliary request during Opposition procedure - 02
Jun 28, 2022
Auxiliary request during Opposition procedure - 03
Jun 28, 2022
Auxiliary request during Opposition procedure - 04
Jun 28, 2022
Letter accompanying subsequently filed items
Jun 28, 2022
Main request during Opposition procedure
Jun 28, 2022
Reply of the patent proprietor to the notice(s) of opposition
Feb 18, 2022
Communication of a notice of opposition and request to file observations
Feb 18, 2022
Notice of further oppositions to opponent(s)
Feb 3, 2022
Communication of a notice of opposition - first information to patent proprietor
Jan 31, 2022
(Electronic) Receipt
Jan 31, 2022
Citation in opposition procedure - 001
Jan 31, 2022
Citation in opposition procedure - 002
Jan 31, 2022
Citation in opposition procedure - 003
Jan 31, 2022
Citation in opposition procedure - 004
Jan 31, 2022
Citation in opposition procedure - 005
Jan 31, 2022
Citation in opposition procedure - 006
Jan 31, 2022
Citation in opposition procedure - 007
Jan 31, 2022
Consolidated list of cited opposition documents
Jan 31, 2022
Notice of opposition
Jan 31, 2022
Notice of opposition
May 19, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 9, 2021
Decision to grant a European patent
Mar 24, 2021
(Electronic) Receipt
Mar 24, 2021
Filing of the translations of the claims
Mar 24, 2021
French translation of claims
Mar 24, 2021
German translation of the claims
Mar 24, 2021
Letter accompanying subsequently filed items
Nov 25, 2020
Bibliographic data of the European patent application
Nov 25, 2020
Communication about intention to grant a European patent
Nov 25, 2020
Intention to grant (signatures)
Nov 25, 2020
Text intended for grant (clean copy)
Nov 25, 2020
Text intended for grant (version for approval)
Oct 30, 2020
Examination started
Jan 24, 2020
(Electronic) Receipt
Jan 24, 2020
Amended claims filed after receipt of (European) search report
Jan 24, 2020
Amended claims with annotations
Jan 24, 2020
Amended description filed after receipt of (European) search report
Jan 24, 2020
Amended description with annotations
Jan 24, 2020
Amendments received before examination
Jan 24, 2020
Letter accompanying subsequently filed items
Nov 21, 2019
(Electronic) Receipt
Nov 21, 2019
Letter accompanying subsequently filed items
Nov 21, 2019
Letter concerning fees and payments
Jul 29, 2019
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Jun 26, 2019
Notification of forthcoming publication
Jun 25, 2019
Communication regarding the transmission of the European search report
Jun 25, 2019
European search opinion
Jun 25, 2019
European search report
Jun 25, 2019
Information on Search Strategy
Jun 12, 2019
Search started
Mar 28, 2019
Confirmation of receipt of (electronically) transmitted priority document
Mar 22, 2019
Priority document (electronically transmitted)
Mar 15, 2019
Communication to designated inventor
Jan 22, 2019
Abstract
Jan 22, 2019
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Jan 22, 2019
Claims
Jan 22, 2019
Description
Jan 22, 2019
Designation of inventor
Jan 22, 2019
Drawings
Jan 22, 2019
Request for grant of a European patent

EP3514469

HAMILTON SUNDSTRAND

Application Number: EP19153053A
Filing Date: Jan 22, 2019
Status: Opposition Rejected; Oct 6, 2023
Publication Date: May 5, 2021
External Links: Slate, Register , Google Patents

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Heat Exchanger Flexible Manifold

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Dossier Documents

EP3514469