IP Verse

Heat / Enthalpy Exchanger Element And Method For The Production - EP3022508

The patent EP3022508 was granted to Westwind on Aug 4, 2021. The application was originally filed on Jul 11, 2014 under application number EP14826884A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3022508

WESTWIND

Application Number: EP14826884A
Filing Date: Jul 11, 2014
Status: Patent Maintained As Amended; Jul 2, 2021
Grant Date: Aug 4, 2021
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
Get instant alerts for new oppositions and patent status changes
ZEHNDER GROUP	Oct 9, 2020	RENTSCH PARTNER	ADMISSIBLE

Patent Citations (12) New

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

Citation Phase	Publication Number	Publication Link
DESCRIPTION	EP20120000365	-
DESCRIPTION	CA2383487
DESCRIPTION	EP2618090
DESCRIPTION	US2013269906
DESCRIPTION	WO02072242
DESCRIPTION	WO2008155810
INTERNATIONAL-SEARCH-REPORT	CA2383487
INTERNATIONAL-SEARCH-REPORT	WO2007116567
INTERNATIONAL-SEARCH-REPORT	WO2008155810
INTERNATIONAL-SEARCH-REPORT	WO2010132983
OPPOSITION	EP2829834
OPPOSITION	EP2829836

Non-Patent Literature (NPL) Citations (1) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation Phase	Reference Text	Link
SEARCH	[ ] - No further relevant documents disclosed	-

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

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

Jul 8, 2021
Decision to maintain the European patent in amended form
OPPO
Jul 8, 2021
Decision to maintain the European patent in amended form
OPPO
Jul 2, 2021
Termination of the opposition proceedings with maintenance of patent
OPPO
Jun 28, 2021
(Electronic) Receipt
OPPO
Jun 28, 2021
Filing of the translation of the amended claims
OPPO
Jun 28, 2021
French translation of claims
OPPO
Jun 28, 2021
German translation of the claims
OPPO
Jun 28, 2021
Letter accompanying subsequently filed items
OPPO
Apr 15, 2021
Communication of bibliographic data
OPPO
Apr 15, 2021
Communication to opponent concerning maintenance
OPPO
Apr 15, 2021
Communication with request to file translations
OPPO
Apr 15, 2021
Druckexemplar in opposition procedure
OPPO
Apr 9, 2021
Maintenance of the patent with the documents specified in the final decision
OPPO
Nov 9, 2020
Advice of delivery
OPPO
Nov 9, 2020
Advice of delivery
OPPO
Nov 5, 2020
Acknowledgement of a document
OPPO
Nov 5, 2020
Acknowledgement of a document
OPPO
Nov 5, 2020
Grounds for the decision (Annex) - opposition
OPPO
Nov 5, 2020
Interlocutory decision in opposition proceedings
OPPO
Nov 5, 2020
Interlocutory decision in opposition proceedings
OPPO
Nov 5, 2020
Means of redress
OPPO
Nov 2, 2020
Annex to a communication
OPPO
Nov 2, 2020
Annex to a communication
OPPO
Nov 2, 2020
Annex to a communication
OPPO
Nov 2, 2020
Decision of the Opposition Division and instruction
OPPO
Oct 16, 2020
Brief communication - Opposition proceedings
OPPO
Oct 16, 2020
Communication concerning the filing of a power of attorney
OPPO
Oct 16, 2020
Communication of amended entries
OPPO
Oct 9, 2020
(Electronic) Receipt
OPPO
Oct 9, 2020
Letter accompanying subsequently filed items
OPPO
Oct 9, 2020
Submission concerning change of applicant's representative
OPPO
Aug 26, 2020
Brief communication - Opposition proceedings
OPPO
Aug 19, 2020
Reply to an examination report in opposition proceedings
OPPO
Jul 14, 2020
Annex to the communication - opposition
OPPO
Jul 14, 2020
Communication inviting the parties to file observations
OPPO
Jul 14, 2020
Communication inviting the parties to file observations
OPPO
Jul 14, 2020
Communication inviting the parties to file observations
OPPO
Jul 14, 2020
Internal form - Opposition/addressees
OPPO
Jul 9, 2020
Communication inviting the parties to file observations
OPPO
Jul 9, 2020
Scanned annex to a communication - opposition procedure
OPPO
Jul 9, 2020
Scanned annex to a communication - opposition procedure
OPPO
Jun 8, 2020
Brief communication - Opposition proceedings
OPPO
Jun 3, 2020
Notification concerning the date of oral proceedings
OPPO
Jun 3, 2020
Notification concerning the date of oral proceedings
OPPO
May 29, 2020
(Electronic) Receipt
OPPO
May 29, 2020
(Partial) description filed in response to formal objections
OPPO
May 29, 2020
(Partial) description filed in response to formal objections
OPPO
May 29, 2020
Letter accompanying subsequently filed items
OPPO
May 29, 2020
Written submission in preparation to/during oral proceedings
OPPO
May 20, 2020
Brief communication - Opposition proceedings
OPPO
May 19, 2020
Brief communication - Opposition proceedings
OPPO
May 18, 2020
Brief communication - Opposition proceedings
OPPO
May 15, 2020
(Electronic) Receipt
OPPO
May 15, 2020
Letter accompanying subsequently filed items
OPPO
May 15, 2020
Written submission in preparation to/during oral proceedings
OPPO
May 14, 2020
(Electronic) Receipt
OPPO
May 14, 2020
Letter accompanying subsequently filed items
OPPO
May 14, 2020
Written submission in preparation to/during oral proceedings
OPPO
May 13, 2020
Letter regarding the opposition procedure (no time limit)
OPPO
May 4, 2020
Brief communication - Opposition proceedings
OPPO
Apr 29, 2020
(Electronic) Receipt
OPPO
Apr 29, 2020
Letter accompanying subsequently filed items
OPPO
Apr 29, 2020
Request for interpreters during oral proceedings
OPPO
Apr 28, 2020
Notification concerning the date of oral proceedings
OPPO
Apr 22, 2020
(Electronic) Receipt
OPPO
Apr 22, 2020
(Electronic) Receipt
OPPO
Apr 22, 2020
Auxiliary request during Opposition procedure - 01
OPPO
Apr 22, 2020
Auxiliary request during Opposition procedure - 02
OPPO
Apr 22, 2020
Claims
OPPO
Apr 22, 2020
Letter accompanying subsequently filed items
OPPO
Apr 22, 2020
Letter accompanying subsequently filed items
OPPO
Apr 22, 2020
Request for interpreters during oral proceedings
OPPO
Apr 22, 2020
Written submission in preparation to/during oral proceedings
OPPO
Feb 5, 2020
Brief communication - Opposition proceedings
OPPO
Jan 29, 2020
Request for interpreters during oral proceedings
OPPO
Jan 17, 2020
Advice of delivery
OPPO
Jan 16, 2020
Advice of delivery
OPPO
Jan 15, 2020
Acknowledgement of a document
OPPO
Jan 15, 2020
Acknowledgement of a document
OPPO
Jan 15, 2020
Summons to attend oral proceedings
OPPO
Jan 15, 2020
Summons to attend oral proceedings
OPPO
Jan 9, 2020
Brief communication - Opposition proceedings
OPPO
Dec 19, 2019
(Electronic) Receipt
OPPO
Dec 19, 2019
Any annexes (other than citation) to an opposition letter
OPPO
Dec 19, 2019
Letter accompanying subsequently filed items
OPPO
Dec 19, 2019
Oral proceedings: Request for postponement
OPPO
Dec 17, 2019
Advice of delivery
OPPO
Dec 16, 2019
Advice of delivery
OPPO
Dec 12, 2019
Acknowledgement of a document
OPPO
Dec 12, 2019
Acknowledgement of a document
OPPO
Dec 12, 2019
Annex to the communication - opposition
OPPO
Dec 12, 2019
Information concerning oral proceedings
OPPO
Dec 12, 2019
Summons to attend oral proceedings
OPPO
Dec 12, 2019
Summons to attend oral proceedings
OPPO
Aug 12, 2019
Brief communication - Opposition proceedings
OPPO
Aug 5, 2019
(Electronic) Receipt
OPPO
Aug 5, 2019
Letter accompanying subsequently filed items
OPPO
Aug 5, 2019
Non-patent literature cited during the opposition procedure
OPPO
Aug 5, 2019
Non-patent literature cited during the opposition procedure
OPPO
Aug 5, 2019
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Jul 26, 2019
Communication concerning the filing of a power of attorney
OPPO
Jul 26, 2019
Communication of amended entries concerning the representative
OPPO
Jul 9, 2019
(Electronic) Receipt
OPPO
Jul 9, 2019
General authorisation
OPPO
Jul 9, 2019
Letter accompanying subsequently filed items
OPPO
Jul 9, 2019
Submission concerning change of applicant's representative
OPPO
Apr 9, 2019
Communication of a notice of opposition and request to file observations
OPPO
Apr 5, 2019
Notice of further oppositions to opponent(s)
OPPO
Apr 3, 2019
Brief communication - Opposition proceedings
OPPO
Mar 29, 2019
(Electronic) Receipt
OPPO
Mar 29, 2019
Letter accompanying subsequently filed items
OPPO
Mar 29, 2019
Letter regarding the opposition procedure (no time limit)
OPPO
Mar 29, 2019
Patent document cited during the opposition procedure
OPPO
Mar 29, 2019
Patent document cited during the opposition procedure
OPPO
Mar 29, 2019
Patent document cited during the opposition procedure
OPPO
Jan 4, 2019
Communication of a notice of opposition - first information to patent proprietor
OPPO
Dec 20, 2018
(Electronic) Receipt
OPPO
Dec 20, 2018
Notice of opposition
OPPO
Dec 20, 2018
Notice of opposition
OPPO
Dec 20, 2018
Patent document cited during the opposition procedure
OPPO
Dec 20, 2018
Patent document cited during the opposition procedure
OPPO
Dec 20, 2018
Patent document cited during the opposition procedure
OPPO
Jul 16, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Jun 7, 2018
Decision to grant a European patent
Search/Exam
May 23, 2018
(Electronic) Receipt
Search/Exam
May 23, 2018
Filing of the translations of the claims
Search/Exam
May 23, 2018
French translation of claims
Search/Exam
May 23, 2018
German translation of the claims
Search/Exam
May 23, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 21, 2018
Bibliographic data of the European patent application
Search/Exam
Feb 21, 2018
Communication about intention to grant a European patent
Search/Exam
Feb 21, 2018
Intention to grant (signatures)
Search/Exam
Feb 21, 2018
Text intended for grant (clean copy)
Search/Exam
Feb 21, 2018
Text intended for grant (version for approval)
Search/Exam
Jan 29, 2018
Examination started
Search/Exam
Oct 27, 2017
Submission concerning representation
Search/Exam
Aug 18, 2017
(Electronic) Receipt
Search/Exam
Aug 18, 2017
Amended claims filed after receipt of (European) search report
Search/Exam
Aug 18, 2017
Amended claims with annotations
Search/Exam
Aug 18, 2017
Amendments received before examination
Search/Exam
Aug 18, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 8, 2017
Submission concerning representation
Search/Exam
Mar 3, 2017
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Search/Exam
Feb 15, 2017
Communication regarding the transmission of the European search report
Search/Exam
Feb 15, 2017
European search opinion
Search/Exam
Feb 15, 2017
Information on Search Strategy
Search/Exam
Feb 15, 2017
Supplementary European search report
Search/Exam
Feb 6, 2017
Search started
Search/Exam
Jul 8, 2016
Payment of fees and costs
Search/Exam
Apr 28, 2016
Notification on forthcoming publication of bibliographic data
Search/Exam
Mar 9, 2016
Authorisation
Search/Exam
Mar 9, 2016
Matter concerning the application
Search/Exam
Feb 26, 2016
Communication regarding possible amendment of the application/payment of claims fee
Search/Exam
Feb 24, 2016
Communication to designated inventor
Search/Exam
Feb 16, 2016
(Electronic) Receipt
Search/Exam
Feb 16, 2016
Request for entry into the European phase
Search/Exam
Feb 1, 2016
Copy of the international preliminary report on patentability
Search/Exam
Nov 27, 2015
Information on entry into European phase
Search/Exam
Sep 25, 2015
Notification of the recording of a change
Search/Exam
Sep 25, 2015
Notification of the recording of a change
Search/Exam
Feb 10, 2015
Priority document (electronically transmitted)
Search/Exam
Jan 22, 2015
Copy of the international search report
Search/Exam
Jan 22, 2015
Published international application - A1
Search/Exam