Dynamic, Reduced-Pressure Treatment Systems And Methods

Patent No. EP2346468 (titled "Dynamic, Reduced-Pressure Treatment Systems And Methods") was filed by KCI Licensing on Nov 18, 2009. The application was issued on Mar 26, 2025.

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
SMITH AND NEPHEW	Jun 26, 2019	HGF

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 27, 2025
Decision to maintain the European patent in amended form
Feb 27, 2025
Decision to maintain the European patent in amended form
Feb 17, 2025
(Electronic) Receipt
Feb 17, 2025
French translation of claims
Feb 17, 2025
German translation of the claims
Feb 17, 2025
Letter accompanying subsequently filed items
Jan 13, 2025
Communication of bibliographic data
Jan 13, 2025
Communication to opponent concerning maintenance
Jan 13, 2025
Communication with request to file translations
Jan 6, 2025
Maintenance of the patent with the documents specified in the final decision
Sep 27, 2024
Brief communication - Opposition proceedings
Sep 27, 2024
Brief communication - Opposition proceedings
Sep 27, 2024
Decision of the Opposition Division and instruction
Sep 27, 2024
Druckexemplar in opposition procedure
Sep 27, 2024
Grounds for the decision (Annex) - opposition
Sep 27, 2024
Interlocutory decision in opposition proceedings
Sep 27, 2024
Interlocutory decision in opposition proceedings
Sep 27, 2024
Means of redress
Sep 12, 2024
(Electronic) Receipt
Sep 12, 2024
Letter accompanying subsequently filed items
Sep 12, 2024
Letter regarding the opposition procedure (no time limit)
May 22, 2024
Annex to the communication - opposition
May 22, 2024
Brief communication - Opposition proceedings
May 22, 2024
Brief communication - Opposition proceedings
May 22, 2024
Communication inviting the parties to file observations
May 22, 2024
Communication inviting the parties to file observations
Apr 17, 2024
Brief communication - Opposition proceedings
Apr 12, 2024
(Electronic) Receipt
Apr 12, 2024
Amended description with annotations
Apr 12, 2024
Description
Apr 12, 2024
Description
Apr 12, 2024
Letter accompanying subsequently filed items
Apr 12, 2024
Reply to an examination report in opposition proceedings
Mar 28, 2024
Annex to the communication - opposition
Mar 28, 2024
Brief communication - Opposition proceedings
Mar 28, 2024
Brief communication - Opposition proceedings
Mar 28, 2024
Communication inviting the parties to file observations
Mar 28, 2024
Communication inviting the parties to file observations
Feb 14, 2024
Refund of fees
Feb 12, 2024
Decision of the Board of Appeal
Feb 12, 2024
F3032 Notification(s) of the decision
Feb 12, 2024
F3032 Notification(s) of the decision
Dec 15, 2023
Advice of delivery
Dec 15, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Dec 15, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Dec 14, 2023
F3345 Forwarding of submissions to parties
Dec 12, 2023
F3014 Oral Proceedings: Order cancelling/postponing
Dec 11, 2023
(Electronic) Receipt
Dec 11, 2023
Letter accompanying subsequently filed items
Dec 11, 2023
Withdrawal of a request for oral proceedings
Dec 8, 2023
F3345 Forwarding of submissions to parties
Dec 6, 2023
(Electronic) Receipt
Dec 6, 2023
(Electronic) Receipt
Dec 6, 2023
Letter accompanying subsequently filed items
Nov 24, 2023
Oral proceedings: change of venue
Nov 24, 2023
Oral proceedings: change of venue
Oct 16, 2023
F3345 Forwarding of submissions to parties
Oct 11, 2023
(Electronic) Receipt
Oct 11, 2023
General enquiry
Oct 11, 2023
Letter accompanying subsequently filed items
Oct 10, 2023
F3011.1 Oral Proceedings: summons
Oct 10, 2023
F3011.1 Oral Proceedings: summons
Oct 10, 2023
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Oct 5, 2023
F3010 Oral proceedings: order for summons
Sep 28, 2023
Composition of the board (T)
Apr 1, 2022
F3345 Forwarding of submissions to parties
Mar 29, 2022
(Electronic) Receipt
Mar 29, 2022
Letter accompanying subsequently filed items
Mar 29, 2022
Reply to appeal
Mar 7, 2022
F3345 Forwarding of submissions to parties
Mar 2, 2022
(Electronic) Receipt
Mar 2, 2022
Letter accompanying subsequently filed items
Mar 2, 2022
Reply to appeal
Nov 30, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 30, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 26, 2021
(Electronic) Receipt
Nov 26, 2021
Amended claims with annotations
Nov 26, 2021
Amended claims with annotations
Nov 26, 2021
Auxiliary request during appeals procedure - 01
Nov 26, 2021
Claims
Nov 26, 2021
Letter accompanying subsequently filed items
Nov 26, 2021
Statement of grounds of appeal
Nov 11, 2021
(Electronic) Receipt
Nov 11, 2021
Letter accompanying subsequently filed items
Nov 11, 2021
Statement of grounds of appeal
Nov 10, 2021
Letter accompanying subsequently filed items
Nov 10, 2021
Request concerning representative opponent
Oct 4, 2021
F3204 Communication of the file number to the parties
Oct 4, 2021
F3204 Communication of the file number to the parties
Sep 30, 2021
(Electronic) Receipt
Sep 30, 2021
Letter accompanying subsequently filed items
Sep 30, 2021
Notice of appeal
Sep 29, 2021
F3204 Communication of the file number to the parties
Sep 29, 2021
F3204 Communication of the file number to the parties
Sep 23, 2021
(Electronic) Receipt
Sep 23, 2021
Letter accompanying subsequently filed items
Sep 23, 2021
Notice of appeal
Jul 27, 2021
Advice of delivery
Jul 26, 2021
Advice of delivery
Jul 26, 2021
Annex to the communication - opposition
Jul 26, 2021
Cover sheet for fax transmission
Jul 26, 2021
Grounds for the decision (Annex) - opposition
Jul 26, 2021
Interlocutory decision in opposition proceedings
Jul 26, 2021
Interlocutory decision in opposition proceedings
Jul 26, 2021
Means of redress
Jul 26, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 26, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 26, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 26, 2021
Provision of a copy of the minutes - opposition procedure
Jul 26, 2021
Provision of a copy of the minutes - opposition procedure
Jul 26, 2021
Transmittal of decision / summons - opposition
Jul 26, 2021
Transmittal of decision / summons - opposition
Mar 16, 2021
Information about the result of oral proceedings
Feb 23, 2021
Brief communication - Opposition proceedings
Feb 19, 2021
Brief communication - Opposition proceedings
Feb 12, 2021
(Electronic) Receipt
Feb 12, 2021
(Electronic) Receipt
Feb 12, 2021
(Electronic) Receipt
Feb 12, 2021
Letter accompanying subsequently filed items
Feb 12, 2021
Letter accompanying subsequently filed items
Feb 12, 2021
Letter accompanying subsequently filed items
Feb 12, 2021
Main request during Opposition procedure
Feb 12, 2021
Main request during Opposition procedure
Feb 12, 2021
Written submission in preparation to/during oral proceedings
Feb 12, 2021
Written submission in preparation to/during oral proceedings
Dec 21, 2020
Advice of delivery
Dec 18, 2020
Advice of delivery
Dec 14, 2020
Annex to the communication - opposition
Dec 14, 2020
Information concerning oral proceedings
Dec 14, 2020
Summons to attend oral proceedings
Dec 14, 2020
Summons to attend oral proceedings
Dec 14, 2020
Transmittal of decision / summons - opposition
Dec 14, 2020
Transmittal of decision / summons - opposition
Oct 8, 2020
Notification concerning the date of oral proceedings
Oct 8, 2020
Notification concerning the date of oral proceedings
Sep 30, 2020
(Electronic) Receipt
Sep 30, 2020
Letter accompanying subsequently filed items
Sep 30, 2020
Oral proceedings: reply to date proposed
Sep 30, 2020
Written submission in preparation to/during oral proceedings
Sep 25, 2020
(Electronic) Receipt
Sep 25, 2020
Letter accompanying subsequently filed items
Sep 25, 2020
Oral proceedings: reply to date proposed
Sep 7, 2020
Brief communication - Opposition proceedings
Aug 28, 2020
(Electronic) Receipt
Aug 28, 2020
Letter accompanying subsequently filed items
Aug 28, 2020
Oral proceedings: reply to date proposed
Jun 8, 2020
Communication of amended entries
Jun 1, 2020
Advice of delivery
May 29, 2020
Request concerning representative opponent
May 22, 2020
Advice of delivery
May 18, 2020
Acknowledgement of a document
May 18, 2020
Acknowledgement of a document
May 18, 2020
Annex to the communication - opposition
May 18, 2020
Information concerning oral proceedings
May 18, 2020
Summons to attend oral proceedings
May 18, 2020
Summons to attend oral proceedings
Apr 22, 2020
Consolidated list of cited opposition documents
Feb 6, 2020
Brief communication - Opposition proceedings
Jan 31, 2020
(Electronic) Receipt
Jan 31, 2020
Brief communication - Opposition proceedings
Jan 31, 2020
Letter accompanying subsequently filed items
Jan 31, 2020
Letter regarding the opposition procedure (no time limit)
Jan 28, 2020
Consolidated list of cited opposition documents
Jan 24, 2020
(Electronic) Receipt
Jan 24, 2020
Citation in opposition procedure - 004
Jan 24, 2020
Letter accompanying subsequently filed items
Jan 24, 2020
Letter regarding the opposition procedure (no time limit)
Nov 15, 2019
Brief communication - Opposition proceedings
Nov 14, 2019
Brief communication - Opposition proceedings
Nov 8, 2019
(Electronic) Receipt
Nov 8, 2019
Auxiliary request during Opposition procedure
Nov 8, 2019
Auxiliary request during Opposition procedure
Nov 8, 2019
Letter accompanying subsequently filed items
Nov 8, 2019
Reply of the patent proprietor to the notice(s) of opposition
Jul 18, 2019
Communication of amended entries concerning the representative
Jul 12, 2019
Submission concerning change of applicant's representative
Jul 10, 2019
Communication of a notice of opposition and request to file observations
Jul 10, 2019
Notice of further oppositions to opponent(s)
Jul 1, 2019
Communication of a notice of opposition - first information to patent proprietor
Jun 26, 2019
(Electronic) Receipt
Jun 26, 2019
Citation in opposition procedure - 001
Jun 26, 2019
Citation in opposition procedure - 002
Jun 26, 2019
Citation in opposition procedure - 003
Jun 26, 2019
International publication (Pamphlet)
Jun 26, 2019
Notice of opposition
Jun 26, 2019
Notice of opposition
Oct 8, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 30, 2018
Decision to grant a European patent
Aug 13, 2018
(Electronic) Receipt
Aug 13, 2018
French translation of claims
Aug 13, 2018
German translation of the claims
Aug 13, 2018
Letter accompanying subsequently filed items
Jun 8, 2018
Bibliographic data of the European patent application
Jun 8, 2018
Communication about intention to grant a European patent
Jun 8, 2018
Intention to grant (signatures)
Jun 8, 2018
Text intended for grant (clean copy)
Jun 8, 2018
Text intended for grant (version for approval)
May 17, 2018
Examination started
May 15, 2018
Request for change of applicant's representative
Apr 25, 2018
Request concerning the applicant/representative
Oct 25, 2017
Communication of amended entries concerning the representative
Oct 20, 2017
Submission concerning change of applicant's representative
Jul 4, 2017
Communication of the registration of a transfer or change of name and/or address
Jun 27, 2017
Submission concerning change of applicant's address
Jun 1, 2017
(Electronic) Receipt
Jun 1, 2017
Amended claims filed after receipt of (European) search report
Jun 1, 2017
Amended claims with annotations
Jun 1, 2017
Amended description filed after receipt of (European) search report
Jun 1, 2017
Amended description with annotations
Jun 1, 2017
Amendments received before examination
Jun 1, 2017
Letter accompanying subsequently filed items
Apr 27, 2017
Submission concerning representation
Dec 9, 2016
Communication of the registration of a transfer or change of name and/or address
Dec 5, 2016
Communication of the registration of a transfer or change of name and/or address
Dec 5, 2016
Submission concerning change of applicant's address
Dec 2, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Nov 29, 2016
Submission concerning change of applicant's address
Nov 15, 2016
Communication regarding the transmission of the European search report
Nov 15, 2016
European search opinion
Nov 15, 2016
Information on Search Strategy
Nov 15, 2016
Supplementary European search report
Jul 29, 2016
Communication regarding the transmission of the European search report
Jul 29, 2016
Information on Search Strategy
Jul 29, 2016
Partial European search report
Jul 4, 2016
Search started
Sep 13, 2012
Communication of amended entries concerning the representative
Sep 10, 2012
Submission concerning change of applicant's representative
Mar 27, 2012
Submission concerning representation
Feb 27, 2012
Communication of amended entries concerning the representative
Feb 20, 2012
Submission concerning change of applicant's representative
Dec 15, 2011
(Electronic) Receipt
Dec 15, 2011
Amended claims filed after receipt of (European) search report
Dec 15, 2011
Amended claims with annotations
Dec 15, 2011
Amendments received before examination
Dec 15, 2011
Letter accompanying subsequently filed items
Jul 25, 2011
Letter which had not been notified
Jun 29, 2011
Communication regarding possible amendment of the application/payment of claims fee
Jun 29, 2011
Notification on forthcoming publication of bibliographic data
Jun 9, 2011
Copy of the international preliminary report on patentability
Apr 1, 2011
Information on entry into European phase
Mar 11, 2011
(Electronic) Receipt
Mar 11, 2011
Request for entry into the European phase
Aug 26, 2010
Copy of the international search report
Aug 26, 2010
International publication of the international search report
Jun 18, 2010
Priority document (electronically transmitted)
May 27, 2010
Published international application - A2

EP2346468

KCI LICENSING

Application Number: EP09828171A
Filing Date: Nov 18, 2009
Status: Patent Maintained As Amended; Feb 21, 2025
Publication Date: Mar 26, 2025
External Links: Slate, Register , Google Patents

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Dynamic, Reduced-Pressure Treatment Systems And Methods

Patent Summary

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Dossier Documents

EP2346468