Respiratory Mask And Gas Washout Vent

Patent No. EP1938856 (titled "Respiratory Mask And Gas Washout Vent") was filed by Resmed on Nov 22, 2001. The application was issued on Jul 17, 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
LAIR LIQUIDE	Jan 31, 2020	AIR LIQUIDE

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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Jan 7, 2022
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Jan 7, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jan 3, 2022
Termination of the opposition proceedings with maintenance of patent
Sep 16, 2021
Advice of delivery
Sep 16, 2021
Decision rejecting the opposition
Sep 16, 2021
Decision rejecting the opposition
Sep 16, 2021
Grounds for the decision (Annex) - opposition
Sep 16, 2021
Means of redress
Sep 16, 2021
Transmittal of decision / summons - opposition
Sep 16, 2021
Transmittal of decision / summons - opposition
Sep 10, 2021
Decision of the Opposition Division and instruction
Sep 7, 2021
Notification concerning the date of oral proceedings
Sep 7, 2021
Notification concerning the date of oral proceedings
Sep 3, 2021
Written submission in preparation to/during oral proceedings
Aug 23, 2021
Brief communication - Opposition proceedings
Aug 17, 2021
(Electronic) Receipt
Aug 17, 2021
Letter accompanying subsequently filed items
Aug 17, 2021
Notification concerning the date of oral proceedings
Aug 17, 2021
Written submission in preparation to/during oral proceedings
Aug 11, 2021
Notification concerning the date of oral proceedings
Aug 11, 2021
Notification concerning the date of oral proceedings
Jul 26, 2021
Brief communication - Opposition proceedings
Jul 20, 2021
(Electronic) Receipt
Jul 20, 2021
Letter accompanying subsequently filed items
Jul 20, 2021
Written submission in preparation to/during oral proceedings
Jun 11, 2021
Brief communication - Opposition proceedings
Jun 8, 2021
(Electronic) Receipt
Jun 8, 2021
Letter accompanying subsequently filed items
Jun 8, 2021
Written submission in preparation to/during oral proceedings
Feb 3, 2021
Brief communication - Opposition proceedings
Jan 28, 2021
(Electronic) Receipt
Jan 28, 2021
Letter accompanying subsequently filed items
Jan 28, 2021
Written submission in preparation to/during oral proceedings
Dec 28, 2020
Advice of delivery
Dec 24, 2020
(Electronic) Receipt
Dec 24, 2020
Advice of delivery
Dec 24, 2020
Letter accompanying subsequently filed items
Dec 23, 2020
Annex to the communication - opposition
Dec 23, 2020
Information concerning oral proceedings
Dec 23, 2020
Summons to attend oral proceedings
Dec 23, 2020
Summons to attend oral proceedings
Dec 23, 2020
Transmittal of decision / summons - opposition
Dec 23, 2020
Transmittal of decision / summons - opposition
Nov 17, 2020
Brief communication - Opposition proceedings
Nov 12, 2020
Communication of amended entries
Nov 3, 2020
Letter accompanying subsequently filed items
Nov 3, 2020
Request for change of opponent's representative
Oct 30, 2020
Brief communication - Opposition proceedings
Oct 26, 2020
(Electronic) Receipt
Oct 26, 2020
Any annexes (other than citation) to an opposition letter
Oct 26, 2020
Auxiliary request during Opposition procedure
Oct 26, 2020
Auxiliary request during Opposition procedure
Oct 26, 2020
Auxiliary request during Opposition procedure
Oct 26, 2020
Auxiliary request during Opposition procedure - 01
Oct 26, 2020
Auxiliary request during Opposition procedure - 02
Oct 26, 2020
Auxiliary request during Opposition procedure - 03
Oct 26, 2020
Letter accompanying subsequently filed items
Oct 26, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 16, 2020
Communication of a notice of opposition and request to file observations
Jun 16, 2020
Notice of further oppositions to opponent(s)
Feb 7, 2020
Communication of a notice of opposition - first information to patent proprietor
Jan 31, 2020
(Electronic) Receipt
Jan 31, 2020
Citation in opposition procedure - 001
Jan 31, 2020
Citation in opposition procedure - 002
Jan 31, 2020
Consolidated list of cited opposition documents
Jan 31, 2020
Letter regarding the opposition procedure (no time limit)
Jan 31, 2020
Notice of opposition
Jan 31, 2020
Notice of opposition
Jul 29, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 21, 2019
Decision to grant a European patent
Jun 11, 2019
Communication of the registration of a transfer or change of name and/or address
Jun 5, 2019
Refund of fees
Jun 3, 2019
(Electronic) Receipt
Jun 3, 2019
Filing of the translations of the claims
Jun 3, 2019
French translation of claims
Jun 3, 2019
German translation of the claims
Jun 3, 2019
Letter accompanying subsequently filed items
May 23, 2019
Submission concerning change of applicant's name
Jan 23, 2019
Bibliographic data of the European patent application
Jan 23, 2019
Communication about intention to grant a European patent
Jan 23, 2019
Intention to grant (signatures)
Jan 23, 2019
Text intended for grant (clean copy)
Jan 23, 2019
Text intended for grant (version for approval)
Nov 19, 2018
Amended claims with annotations
Nov 19, 2018
Claims
Nov 19, 2018
Reply to communication from the Examining Division
Jul 11, 2018
Annex to the communication
Jul 11, 2018
Communication from the Examining Division
Mar 12, 2015
Submission concerning representation
Jan 7, 2015
Submission concerning change of applicant's representative
Oct 9, 2014
Amended claims with annotations
Oct 9, 2014
Claims
Oct 9, 2014
Description
Oct 9, 2014
Reply to communication from the Examining Division
Jul 1, 2014
Annex to the communication
Jul 1, 2014
Communication from the Examining Division
Mar 22, 2013
Matter concerning the application
Mar 22, 2013
Non-patent literature cited during the examination procedure
Jul 26, 2012
Non-patent literature cited during the examination procedure
Jul 26, 2012
Priority search results
Jul 12, 2012
Matter concerning the application
Jul 12, 2012
Non-patent literature cited during the examination procedure
Jul 12, 2012
Non-patent literature cited during the examination procedure
Jun 17, 2011
Communication of the registration of a transfer or change of name and/or address
Jun 9, 2011
Submission concerning change of applicant's address
Jun 8, 2009
Claims
Jun 8, 2009
Claims
Jun 8, 2009
Reply to communication from the Examining Division
Jan 28, 2009
Communication from the Examining Division
Jul 7, 2008
Refund of fees
Jul 7, 2008
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Jun 4, 2008
Notification of forthcoming publication
Jun 3, 2008
Communication regarding the transmission of the European search report
Jun 3, 2008
European search opinion
Jun 3, 2008
European search report
May 29, 2008
Letter concerning fees and payments
Mar 27, 2008
Abstract
Mar 27, 2008
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Mar 27, 2008
Claims
Mar 27, 2008
Description
Mar 27, 2008
Designation of inventor
Mar 27, 2008
Designation of inventor
Mar 27, 2008
Designation of inventor
Mar 27, 2008
Drawings
Mar 27, 2008
Letter concerning search matters
Mar 27, 2008
Request for grant of a European patent

EP1938856

RESMED

Application Number: EP08153449A
Filing Date: Nov 22, 2001
Status: Opposition Rejected; Jan 7, 2022
Publication Date: Jul 17, 2019
External Links: Slate, Register , Google Patents

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Respiratory Mask And Gas Washout Vent

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Dossier Documents

EP1938856