Gas Detector And Method Of Detection

Patent No. EP2944944 (titled "Gas Detector And Method Of Detection") was filed by General Electric on May 6, 2015. The application was issued on Oct 20, 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
SICK	Jul 19, 2022	-

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 2, 2026
Refund of fees
Jan 29, 2026
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 29, 2026
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 29, 2026
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jan 29, 2026
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jan 26, 2026
F3014 Oral Proceedings: Order cancelling/postponing
Jan 21, 2026
(Electronic) Receipt
Jan 21, 2026
Letter accompanying subsequently filed items
Jan 21, 2026
Letter accompanying subsequently filed items
Jan 21, 2026
Withdrawal of an appeal
Aug 22, 2025
F3345 Forwarding of submissions to parties
Aug 20, 2025
Communication of the registration of a transfer or change of name and/or address
Aug 4, 2025
Annexes in respect of a client data request
Aug 4, 2025
Submission concerning change of applicant's name
Jun 26, 2025
F3011.1 Oral Proceedings: summons
Jun 26, 2025
F3011.1 Oral Proceedings: summons
Jun 26, 2025
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Jun 23, 2025
F3010 Oral proceedings: order for summons
Dec 11, 2024
Composition of the board (T)
Nov 11, 2024
F3345 Forwarding of submissions to parties
Nov 4, 2024
(Electronic) Receipt
Nov 4, 2024
Amended claims with annotations
Nov 4, 2024
Amended claims with annotations
Nov 4, 2024
Amended claims with annotations
Nov 4, 2024
Amended claims with annotations
Nov 4, 2024
Amended claims with annotations
Nov 4, 2024
Amended claims with annotations
Nov 4, 2024
Auxiliary request during appeals procedure - 01
Nov 4, 2024
Auxiliary request during appeals procedure - 02
Nov 4, 2024
Auxiliary request during appeals procedure - 03
Nov 4, 2024
Auxiliary request during appeals procedure - 04
Nov 4, 2024
Auxiliary request during appeals procedure - 05
Nov 4, 2024
Auxiliary request during appeals procedure - 06
Nov 4, 2024
Letter accompanying subsequently filed items
Nov 4, 2024
Reply to appeal
Jul 3, 2024
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jun 28, 2024
(Electronic) Receipt
Jun 28, 2024
Letter accompanying subsequently filed items
Jun 28, 2024
Statement of grounds of appeal
May 3, 2024
F3204 Communication of the file number to the parties
May 3, 2024
F3204 Communication of the file number to the parties
Apr 26, 2024
(Electronic) Receipt
Apr 26, 2024
Letter accompanying subsequently filed items
Apr 26, 2024
Notice of appeal
Mar 1, 2024
Annex to the communication - opposition
Mar 1, 2024
Brief communication - Opposition proceedings
Mar 1, 2024
Brief communication - Opposition proceedings
Mar 1, 2024
Decision of the Opposition Division and instruction
Mar 1, 2024
Decision rejecting the opposition
Mar 1, 2024
Decision rejecting the opposition
Mar 1, 2024
Grounds for the decision (Annex) - opposition
Mar 1, 2024
Means of redress
Mar 1, 2024
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 1, 2024
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 1, 2024
Provision of a copy of the minutes - opposition procedure
Mar 1, 2024
Provision of a copy of the minutes - opposition procedure
Mar 1, 2024
Scanned annex to a communication - opposition procedure
Feb 26, 2024
Brief communication - Opposition proceedings
Feb 26, 2024
Brief communication to applicant/representative
Feb 26, 2024
Communication of the registration of a transfer or change of name and/or address
Feb 20, 2024
Annexes in respect of a client data request
Feb 20, 2024
Authorisation
Feb 20, 2024
Authorisation
Feb 20, 2024
Authorisation
Feb 20, 2024
Letter accompanying subsequently filed items
Feb 20, 2024
Letter concerning fees and payments
Feb 20, 2024
Submission concerning a transfer of rights (applicant)
Jan 18, 2024
Information about the result of oral proceedings
Jan 17, 2024
Brief communication - Opposition proceedings
Jan 12, 2024
(Electronic) Receipt
Jan 12, 2024
Brief communication - Opposition proceedings
Jan 12, 2024
Letter accompanying subsequently filed items
Jan 12, 2024
Written submission in preparation to/during oral proceedings
Dec 22, 2023
Brief communication - Opposition proceedings
Nov 21, 2023
Brief communication - Opposition proceedings
Nov 16, 2023
(Electronic) Receipt
Nov 16, 2023
Letter accompanying subsequently filed items
Nov 16, 2023
Written submission in preparation to/during oral proceedings
Nov 13, 2023
Brief communication - Opposition proceedings
Nov 9, 2023
Brief communication - Opposition proceedings
Nov 6, 2023
(Electronic) Receipt
Nov 6, 2023
Letter accompanying subsequently filed items
Nov 6, 2023
Request for interpreters during oral proceedings
Nov 3, 2023
(Electronic) Receipt
Nov 3, 2023
Letter accompanying subsequently filed items
Nov 3, 2023
Request for interpreters during oral proceedings
Apr 14, 2023
Advice of delivery
Apr 13, 2023
(Electronic) Receipt
Apr 13, 2023
(Electronic) Receipt
Apr 13, 2023
Advice of delivery
Apr 13, 2023
Letter accompanying subsequently filed items
Apr 13, 2023
Letter accompanying subsequently filed items
Apr 12, 2023
Annex to the communication - opposition
Apr 12, 2023
Information concerning oral proceedings
Apr 12, 2023
Scanned annex to a communication - opposition procedure
Apr 12, 2023
Summons to attend oral proceedings
Apr 12, 2023
Summons to attend oral proceedings
Apr 12, 2023
Transmittal of decision / summons - opposition
Apr 12, 2023
Transmittal of decision / summons - opposition
Dec 19, 2022
Brief communication - Opposition proceedings
Dec 14, 2022
(Electronic) Receipt
Dec 14, 2022
Letter accompanying subsequently filed items
Dec 14, 2022
Reply of the patent proprietor to the notice(s) of opposition
Sep 26, 2022
Brief communication - Opposition proceedings
Sep 26, 2022
Communication confirming withdrawal from representation
Sep 26, 2022
Communication of amended entries concerning the representative
Sep 23, 2022
Invitation to file an authorisation
Sep 20, 2022
Submission concerning change of applicant's representative
Aug 11, 2022
Result of consultation by telephone/in person
Aug 10, 2022
Communication of a notice of opposition and request to file observations
Aug 10, 2022
Notice of further oppositions to opponent(s)
Aug 3, 2022
(Electronic) Receipt
Aug 3, 2022
Citation in opposition procedure - 001
Aug 3, 2022
Citation in opposition procedure - 003
Aug 3, 2022
Citation in opposition procedure - 004
Aug 3, 2022
Consolidated list of cited opposition documents
Aug 3, 2022
Letter accompanying subsequently filed items
Aug 3, 2022
Letter regarding the opposition procedure (no time limit)
Aug 3, 2022
Request for documents
Aug 1, 2022
(Electronic) Receipt
Aug 1, 2022
Letter accompanying subsequently filed items
Aug 1, 2022
Submission concerning change of applicant's representative
Jul 25, 2022
Brief communication - Opposition proceedings
Jul 25, 2022
Communication of a notice of opposition - first information to patent proprietor
Jul 19, 2022
(Electronic) Receipt
Jul 19, 2022
Citation in opposition procedure - 001
Jul 19, 2022
Citation in opposition procedure - 002
Jul 19, 2022
Citation in opposition procedure - 003
Jul 19, 2022
Citation in opposition procedure - 004
Jul 19, 2022
Citation in opposition procedure - 005
Jul 19, 2022
Citation in opposition procedure - 006
Jul 19, 2022
Citation in opposition procedure - 007
Jul 19, 2022
Citation in opposition procedure - 008
Jul 19, 2022
Citation in opposition procedure - 009
Jul 19, 2022
Citation in opposition procedure - 010
Jul 19, 2022
Citation in opposition procedure - 011
Jul 19, 2022
Citation in opposition procedure - 012
Jul 19, 2022
Citation in opposition procedure - 013
Jul 19, 2022
Citation in opposition procedure - 014
Jul 19, 2022
Citation in opposition procedure - 015
Jul 19, 2022
Citation in opposition procedure - 016
Jul 19, 2022
Letter accompanying subsequently filed items
Jul 19, 2022
Notice of opposition
Nov 3, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 23, 2021
Decision to grant a European patent
Sep 14, 2021
(Electronic) Receipt
Sep 14, 2021
Filing of the translations of the claims
Sep 14, 2021
French translation of claims
Sep 14, 2021
German translation of the claims
Jun 24, 2021
(Electronic) Receipt
Jun 24, 2021
Letter accompanying subsequently filed items
Jun 24, 2021
Submission concerning change of applicant's representative
Jun 23, 2021
Communication confirming withdrawal from representation
Jun 23, 2021
Communication of amended entries concerning the representative
Jun 16, 2021
Submission concerning change of applicant's representative
May 31, 2021
Bibliographic data of the European patent application
May 31, 2021
Communication about intention to grant a European patent
May 31, 2021
Intention to grant (signatures)
May 31, 2021
Text intended for grant (clean copy)
May 31, 2021
Text intended for grant (version for approval)
Apr 15, 2021
(Electronic) Receipt
Apr 15, 2021
Amended claims with annotations
Apr 15, 2021
Claims
Apr 15, 2021
Letter accompanying subsequently filed items
Apr 15, 2021
Reply to communication from the Examining Division
Feb 16, 2021
Annex to a communication
Feb 16, 2021
Annex to the communication
Feb 16, 2021
Consultation by telephone/in person (with time limit)
Feb 16, 2021
Result of consultation by telephone/in person
Sep 27, 2019
(Electronic) Receipt
Sep 27, 2019
Amended claims with annotations
Sep 27, 2019
Amended description with annotations
Sep 27, 2019
Claims
Sep 27, 2019
Description
Sep 27, 2019
Letter accompanying subsequently filed items
Sep 27, 2019
Reply to communication from the Examining Division
Aug 12, 2019
Submission concerning representation
May 21, 2019
Annex to the communication
May 21, 2019
Communication from the Examining Division
May 21, 2019
Confirmation of revocation of automatic debit order
May 16, 2019
Communication of amended entries concerning the representative
May 16, 2019
Letter relating to the automatic debiting procedure
May 13, 2019
Examination started
May 9, 2019
Submission concerning change of applicant's representative
Feb 7, 2019
Request for change of applicant's representative
Jan 24, 2019
Notification regarding date of start of examination with possibility to withdraw
Jul 8, 2016
(Electronic) Receipt
Jul 8, 2016
Letter accompanying subsequently filed items
Jul 8, 2016
Statement of non-availability of priority search results
Jul 1, 2016
Communication of amended entries concerning the representative
Jun 1, 2016
Invitation to file a copy of search results(priority)
May 25, 2016
Submission concerning change of applicant's representative
May 18, 2016
Amended claims filed after receipt of (European) search report
May 18, 2016
Amended claims with annotations
May 18, 2016
Amended description filed after receipt of (European) search report
May 18, 2016
Amended description with annotations
May 18, 2016
Amendments received before examination
May 18, 2016
Letter accompanying subsequently filed items
Apr 26, 2016
CDS Clean up - amended applicant details
Nov 23, 2015
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Oct 21, 2015
Notification of forthcoming publication
Oct 16, 2015
Communication regarding the transmission of the European search report
Oct 16, 2015
European search opinion
Oct 16, 2015
European search report
Oct 5, 2015
Search started
Sep 14, 2015
Letter accompanying subsequently filed items
Sep 14, 2015
Priority document
Aug 24, 2015
Invitation to indicate correct address of inventor
Aug 18, 2015
Letter which had not been notified
Jul 31, 2015
Communication to designated inventor
Jul 31, 2015
Communication to designated inventor
Jul 31, 2015
Communication to designated inventor
Jul 31, 2015
Communication to designated inventor
Jul 31, 2015
Communication to designated inventor
Jul 31, 2015
Communication to designated inventor
Jul 31, 2015
Communication to designated inventor
Jul 31, 2015
Communication to designated inventor
May 6, 2015
Abstract
May 6, 2015
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
May 6, 2015
Claims
May 6, 2015
Description
May 6, 2015
Designation of inventor
May 6, 2015
Drawings
May 6, 2015
Request for grant of a European patent

EP2944944

GENERAL ELECTRIC

Application Number: EP15166609A
Filing Date: May 6, 2015
Status: Granted And Under Opposition; Sep 17, 2021
Publication Date: Oct 20, 2021
External Links: Slate, Register , Google Patents

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Gas Detector And Method Of Detection

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Dossier Documents

EP2944944