Electrochemical Gas Sensors With Ionic Liquid Electrolyte Systems

Patent No. EP2370808 (titled "Electrochemical Gas Sensors With Ionic Liquid Electrolyte Systems") was filed by MSA Auer on Nov 25, 2009. The application was issued on Jul 22, 2020.

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
HONEYWELL	Aug 1, 2018	WEICKMANN

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 25, 2020
Decision to maintain the European patent in amended form
Jun 25, 2020
Decision to maintain the European patent in amended form
Jun 19, 2020
Termination of the opposition proceedings with maintenance of patent
Jun 16, 2020
(Electronic) Receipt
Jun 16, 2020
Filing of the translation of the amended claims
Jun 16, 2020
French translation of claims
Jun 16, 2020
German translation of the claims
Jun 16, 2020
Letter accompanying subsequently filed items
Mar 30, 2020
Communication to opponent concerning maintenance
Mar 30, 2020
Communication with request to file translations
Mar 24, 2020
Maintenance of the patent with the documents specified in the final decision
Dec 18, 2019
Advice of delivery
Dec 16, 2019
Advice of delivery
Dec 12, 2019
Acknowledgement of a document
Dec 12, 2019
Acknowledgement of a document
Dec 12, 2019
Decision of the Opposition Division and instruction
Dec 12, 2019
Druckexemplar in opposition procedure
Dec 12, 2019
Grounds for the decision (Annex) - opposition
Dec 12, 2019
Interlocutory decision in opposition proceedings
Dec 12, 2019
Internal form - Opposition/addressees
Dec 12, 2019
Means of redress
Dec 12, 2019
Scanned annex to a communication - opposition procedure
Oct 29, 2019
Notification concerning the date of oral proceedings
Oct 29, 2019
Notification concerning the date of oral proceedings
Oct 18, 2019
Brief communication - Opposition proceedings
Oct 15, 2019
(Electronic) Receipt
Oct 15, 2019
Amended description with annotations
Oct 15, 2019
Clean copy of description pages in the opposition procedure
Oct 15, 2019
Letter accompanying subsequently filed items
Oct 15, 2019
Written submission in preparation to/during oral proceedings
Oct 1, 2019
Annex to the communication
Oct 1, 2019
Notification concerning the date of oral proceedings
Oct 1, 2019
Notification concerning the date of oral proceedings
Sep 6, 2019
Brief communication - Opposition proceedings
Sep 2, 2019
(Electronic) Receipt
Sep 2, 2019
Amended claims with annotations
Sep 2, 2019
Auxiliary request during Opposition procedure - 01
Sep 2, 2019
Letter accompanying subsequently filed items
Sep 2, 2019
Written submission in preparation to/during oral proceedings
Aug 22, 2019
Brief communication - Opposition proceedings
Aug 19, 2019
(Electronic) Receipt
Aug 19, 2019
Letter accompanying subsequently filed items
Aug 19, 2019
Written submission in preparation to/during oral proceedings
Apr 17, 2019
Advice of delivery
Apr 17, 2019
Advice of delivery
Apr 15, 2019
Advice of delivery
Apr 12, 2019
Advice of delivery
Apr 10, 2019
Acknowledgement of a document
Apr 10, 2019
Acknowledgement of a document
Apr 10, 2019
Annex to the communication - opposition
Apr 10, 2019
Information concerning oral proceedings
Apr 10, 2019
Summons to attend oral proceedings
Apr 10, 2019
Summons to attend oral proceedings
Dec 17, 2018
Brief communication - Opposition proceedings
Dec 12, 2018
(Electronic) Receipt
Dec 12, 2018
Amended claims with annotations
Dec 12, 2018
Letter accompanying subsequently filed items
Dec 12, 2018
Main request during Opposition procedure
Dec 12, 2018
Reply of the patent proprietor to the notice(s) of opposition
Aug 13, 2018
Communication of a notice of opposition and request to file observations
Aug 13, 2018
Notice of further oppositions to opponent(s)
Aug 6, 2018
Communication of a notice of opposition - first information to patent proprietor
Aug 1, 2018
(Electronic) Receipt
Aug 1, 2018
Notice of opposition
Aug 1, 2018
Notice of opposition
Aug 1, 2018
Patent document cited during the examination procedure
Aug 1, 2018
Patent document cited during the opposition procedure
Aug 1, 2018
Patent document cited during the opposition procedure
Aug 1, 2018
Patent document cited during the opposition procedure
Aug 1, 2018
Patent document cited during the opposition procedure
Aug 1, 2018
Patent document cited during the opposition procedure
Aug 1, 2018
Patent document cited during the opposition procedure
Aug 1, 2018
Patent document cited during the opposition procedure
Aug 1, 2018
Patent document cited during the opposition procedure
Aug 1, 2018
Translation of the evidence during Opposition procedure
Aug 1, 2018
Translation of the evidence during Opposition procedure
Aug 1, 2018
Translation of the evidence during Opposition procedure
Nov 10, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 6, 2017
Decision to grant a European patent
Sep 19, 2017
(Electronic) Receipt
Sep 19, 2017
Filing of the translations of the claims
Sep 19, 2017
French translation of claims
Sep 19, 2017
German translation of the claims
Sep 19, 2017
Letter accompanying subsequently filed items
Jun 28, 2017
Bibliographic data of the European patent application
Jun 28, 2017
Communication about intention to grant a European patent
Jun 28, 2017
Intention to grant (signatures)
Jun 28, 2017
Text intended for grant (clean copy)
Jun 28, 2017
Text intended for grant (version for approval)
Feb 23, 2017
(Electronic) Receipt
Feb 23, 2017
Letter accompanying subsequently filed items
Feb 23, 2017
Reply to communication from the Examining Division
Jan 4, 2017
Grant of extension of time limit (examination procedure)
Dec 21, 2016
(Electronic) Receipt
Dec 21, 2016
Letter accompanying subsequently filed items
Dec 21, 2016
Request for extension of time limit to communication from the Examining Division
Aug 26, 2016
Annex to the communication
Aug 26, 2016
Communication from the Examining Division
May 13, 2016
Submission concerning representation
May 13, 2016
Submission concerning representation
Nov 2, 2015
Amended claims with annotations
Nov 2, 2015
Claims
Nov 2, 2015
Reply to communication from the Examining Division
Aug 3, 2015
Communication of amended entries concerning the representative
Jul 21, 2015
Submission concerning change of applicant's representative
Jul 9, 2015
Annex to the communication
Jul 9, 2015
Communication from the Examining Division
Jul 3, 2015
Examination started
Apr 23, 2015
Communication of the registration of a transfer or change of name and/or address
Mar 12, 2015
Payment of fees and costs
Mar 12, 2015
Submission concerning a transfer of rights (applicant)
Feb 24, 2015
Submission concerning a transfer of rights (applicant)
Feb 9, 2012
Amended claims filed after receipt of (European) search report
Feb 9, 2012
Amendments received before examination
Sep 7, 2011
Notification on forthcoming publication of bibliographic data
Aug 10, 2011
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jun 29, 2011
(Electronic) Receipt
Jun 29, 2011
Annex
Jun 29, 2011
Request for entry into the European phase
Jun 21, 2011
Copy of the international preliminary report on patentability
Apr 15, 2011
Information on entry into European phase
Aug 12, 2010
Notification of the recording of a change
Aug 12, 2010
Notification of the recording of a change
Jun 30, 2010
Priority document (electronically transmitted)
Jun 30, 2010
Priority document (electronically transmitted)
Jun 10, 2010
Copy of the international search report
Jun 10, 2010
Published international application - A1
Mar 26, 2010
Written opinion of the ISA, boxes No. I to VIII
Mar 26, 2010
Written opinion of the ISA, cover sheet
Mar 26, 2010
Written opinion of the ISA, supplemental box
Nov 25, 2009
(Electronic) Receipt
Nov 25, 2009
Abstract
Nov 25, 2009
Claims
Nov 25, 2009
Description
Nov 25, 2009
Drawings

EP2370808

MSA AUER

Application Number: EP09760848A
Filing Date: Nov 25, 2009
Status: Patent Maintained As Amended; Jun 19, 2020
Publication Date: Jul 22, 2020
External Links: Slate, Register , Google Patents

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Electrochemical Gas Sensors With Ionic Liquid Electrolyte Systems

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Dossier Documents

EP2370808