Vacuum Assisted Wound Dressing

Patent No. EP2214610 (titled "Vacuum Assisted Wound Dressing") was filed by Smith & Nephew on Nov 20, 2008. The application was issued on Oct 10, 2018.

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
KCI LICENSING	Jul 8, 2019	SIMMONS & SIMMONS

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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Dec 23, 2025
Annex to the communication - opposition
Dec 23, 2025
Brief communication - Opposition proceedings
Dec 23, 2025
Brief communication - Opposition proceedings
Dec 23, 2025
Decision of the Opposition Division and instruction
Dec 23, 2025
Decision revoking the European patent
Dec 23, 2025
Decision revoking the European patent
Dec 23, 2025
Grounds for the decision (Annex) - opposition
Dec 23, 2025
Means of redress
Dec 23, 2025
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 23, 2025
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 23, 2025
Provision of a copy of the minutes - opposition procedure
Dec 23, 2025
Provision of a copy of the minutes - opposition procedure
Dec 23, 2025
Scanned annex to a communication - opposition procedure
Dec 23, 2025
Scanned annex to a communication - opposition procedure
Dec 23, 2025
Scanned annex to a communication - opposition procedure
Dec 23, 2025
Scanned annex to a communication - opposition procedure
Dec 11, 2025
Information about the result of oral proceedings
Oct 16, 2025
Brief communication - Opposition proceedings
Oct 15, 2025
Brief communication - Opposition proceedings
Oct 9, 2025
(Electronic) Receipt
Oct 9, 2025
(Electronic) Receipt
Oct 9, 2025
Letter accompanying subsequently filed items
Oct 9, 2025
Request for interpreters during oral proceedings
Oct 9, 2025
Written submission in preparation to/during oral proceedings
Aug 20, 2025
Brief communication - Opposition proceedings
Aug 15, 2025
(Electronic) Receipt
Aug 15, 2025
Any annexes (other than citation) to an opposition letter
Aug 15, 2025
Auxiliary request during Opposition procedure
Aug 15, 2025
Auxiliary request during Opposition procedure
Aug 15, 2025
Auxiliary request during Opposition procedure - 03
Aug 15, 2025
Auxiliary request during Opposition procedure - 04
Aug 15, 2025
Letter accompanying subsequently filed items
Aug 15, 2025
Written submission in preparation to/during oral proceedings
May 20, 2025
Annex to the communication - opposition
May 20, 2025
Information concerning oral proceedings
May 20, 2025
Scanned annex to a communication - opposition procedure
May 20, 2025
Scanned annex to a communication - opposition procedure
May 20, 2025
Scanned annex to a communication - opposition procedure
May 20, 2025
Summons to attend oral proceedings
May 20, 2025
Summons to attend oral proceedings
Apr 29, 2025
Brief communication - Opposition proceedings
Apr 24, 2025
(Electronic) Receipt
Apr 24, 2025
Any annexes (other than citation) to an opposition letter
Apr 24, 2025
Letter accompanying subsequently filed items
Apr 24, 2025
Letter regarding the opposition procedure (no time limit)
Apr 15, 2025
Brief communication - Opposition proceedings
Apr 10, 2025
(Electronic) Receipt
Apr 10, 2025
Letter accompanying subsequently filed items
Apr 10, 2025
Letter regarding the opposition procedure (no time limit)
Feb 18, 2025
Brief communication - Opposition proceedings
Feb 12, 2025
(Electronic) Receipt
Feb 12, 2025
Amended claims with annotations
Feb 12, 2025
Clean copy of claims in the opposition procedure
Feb 12, 2025
Letter accompanying subsequently filed items
Feb 12, 2025
Letter regarding the opposition procedure (no time limit)
Jan 21, 2025
Brief communication - Opposition proceedings
Jan 16, 2025
(Electronic) Receipt
Jan 16, 2025
Letter accompanying subsequently filed items
Jan 16, 2025
Reply to an examination report in opposition proceedings
Jan 10, 2025
Brief communication - Opposition proceedings
Jan 6, 2025
(Electronic) Receipt
Jan 6, 2025
Letter accompanying subsequently filed items
Jan 6, 2025
Reply to an examination report in opposition proceedings
Sep 16, 2024
Annex to the communication - opposition
Sep 16, 2024
Brief communication - Opposition proceedings
Sep 16, 2024
Brief communication - Opposition proceedings
Sep 16, 2024
Communication inviting the parties to file observations
Sep 16, 2024
Communication inviting the parties to file observations
Jun 24, 2024
Refund of fees
Jun 17, 2024
Decision of the Board of Appeal
Jun 17, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 17, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 17, 2024
F3032 Notification(s) of the decision
Jun 17, 2024
F3032 Notification(s) of the decision
Jun 14, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Jun 6, 2024
F3345 Forwarding of submissions to parties
Jun 3, 2024
(Electronic) Receipt
Jun 3, 2024
Request for interpreters during oral proceedings
May 28, 2024
F3345 Forwarding of submissions to parties
May 23, 2024
(Electronic) Receipt
May 23, 2024
Letter accompanying subsequently filed items
May 23, 2024
Letter dealing with oral proceedings during the appeal procedure
Apr 26, 2024
F3345 Forwarding of submissions to parties
Apr 22, 2024
(Electronic) Receipt
Apr 22, 2024
Letter accompanying subsequently filed items
Apr 22, 2024
Letter dealing with oral proceedings during the appeal procedure
Apr 10, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 10, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 18, 2023
F3011.1 Oral Proceedings: summons
Sep 18, 2023
F3011.1 Oral Proceedings: summons
Sep 13, 2023
F3010 Oral proceedings: order for summons
Sep 13, 2023
F3303.16 Change of composition of the Board (T)
Jun 22, 2023
F3056 Communication: Change of Board due to the technical nature of the appeal
Jun 22, 2023
F3056 Communication: Change of Board due to the technical nature of the appeal
Jun 19, 2023
F3313 Order: change of Board due to the technical aspects of the appeal
May 22, 2023
Composition of the board (T)
Nov 15, 2022
F3345 Forwarding of submissions to parties
Nov 9, 2022
(Electronic) Receipt
Nov 9, 2022
Letter accompanying subsequently filed items
Nov 9, 2022
Letter relating to Appeal Procedure
Jul 19, 2022
F3345 Forwarding of submissions to parties
Jul 13, 2022
(Electronic) Receipt
Jul 13, 2022
Letter accompanying subsequently filed items
Jul 13, 2022
Reply to appeal
Mar 15, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 8, 2022
(Electronic) Receipt
Mar 8, 2022
Amended claims with annotations
Mar 8, 2022
Amended claims with annotations
Mar 8, 2022
Amended claims with annotations
Mar 8, 2022
Annexes (other than cited documents) regarding appeal procedure
Mar 8, 2022
Annexes (other than cited documents) regarding appeal procedure
Mar 8, 2022
Annexes (other than cited documents) regarding appeal procedure
Mar 8, 2022
Auxiliary request during appeals procedure - 01
Mar 8, 2022
Auxiliary request during appeals procedure - 02
Mar 8, 2022
Claims
Mar 8, 2022
Letter accompanying subsequently filed items
Mar 8, 2022
Statement of grounds of appeal
Jan 31, 2022
Refund of fees
Jan 27, 2022
F3204 Communication of the file number to the parties
Jan 27, 2022
F3204 Communication of the file number to the parties
Jan 14, 2022
(Electronic) Receipt
Jan 14, 2022
Letter accompanying subsequently filed items
Jan 14, 2022
Notice of appeal
Nov 23, 2021
Advice of delivery
Nov 22, 2021
Advice of delivery
Nov 15, 2021
Decision of the Opposition Division and instruction
Nov 15, 2021
Provision of a copy of the minutes - opposition procedure
Nov 15, 2021
Transmittal of decision / summons - opposition
Nov 15, 2021
Transmittal of decision / summons - opposition
Nov 10, 2021
Document concerning representation
Nov 10, 2021
Letter accompanying subsequently filed items
Oct 8, 2021
Information about the result of oral proceedings
Aug 12, 2021
Brief communication - Opposition proceedings
Aug 9, 2021
Brief communication - Opposition proceedings
Aug 6, 2021
(Electronic) Receipt
Aug 6, 2021
Auxiliary request during Opposition procedure
Aug 6, 2021
Auxiliary request during Opposition procedure
Aug 6, 2021
Auxiliary request during Opposition procedure - 01
Aug 6, 2021
Auxiliary request during Opposition procedure - 02
Aug 6, 2021
Letter accompanying subsequently filed items
Aug 6, 2021
Main request during Opposition procedure
Aug 6, 2021
Main request during Opposition procedure
Aug 6, 2021
Written submission in preparation to/during oral proceedings
Aug 4, 2021
(Electronic) Receipt
Aug 4, 2021
Citation in opposition procedure - 008
Aug 4, 2021
Consolidated list of cited opposition documents
Aug 4, 2021
Letter accompanying subsequently filed items
Aug 4, 2021
Written submission in preparation to/during oral proceedings
Jun 3, 2021
(Electronic) Receipt
Jun 2, 2021
Notification concerning the date of oral proceedings
Jun 2, 2021
Notification concerning the date of oral proceedings
Mar 30, 2021
Advice of delivery
Mar 18, 2021
Advice of delivery
Mar 8, 2021
Information concerning oral proceedings
Mar 8, 2021
Notification concerning the date of oral proceedings
Mar 8, 2021
Notification concerning the date of oral proceedings
Mar 8, 2021
Summons to attend oral proceedings
Mar 8, 2021
Summons to attend oral proceedings
Mar 8, 2021
Transmittal of decision / summons - opposition
Mar 8, 2021
Transmittal of decision / summons - opposition
Feb 26, 2021
Brief communication - Opposition proceedings
Feb 23, 2021
Advice of delivery
Feb 23, 2021
Cover sheet for fax transmission
Feb 22, 2021
Advice of delivery
Feb 22, 2021
Cover sheet for fax transmission
Feb 19, 2021
(Electronic) Receipt
Feb 19, 2021
Annex to the communication - opposition
Feb 19, 2021
Any annexes (other than citation) to an opposition letter
Feb 19, 2021
Information concerning oral proceedings
Feb 19, 2021
Letter accompanying subsequently filed items
Feb 19, 2021
Oral proceedings: Request for postponement
Feb 19, 2021
Summons to attend oral proceedings
Feb 19, 2021
Summons to attend oral proceedings
Feb 19, 2021
Transmittal of decision / summons - opposition
Feb 19, 2021
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
Oct 6, 2020
Brief communication - Opposition proceedings
Oct 1, 2020
(Electronic) Receipt
Oct 1, 2020
Auxiliary request during Opposition procedure
Oct 1, 2020
Auxiliary request during Opposition procedure
Oct 1, 2020
Auxiliary request during Opposition procedure - 01
Oct 1, 2020
Auxiliary request during Opposition procedure - 02
Oct 1, 2020
Brief communication - Opposition proceedings
Oct 1, 2020
Letter accompanying subsequently filed items
Oct 1, 2020
Main request during Opposition procedure
Oct 1, 2020
Main request during Opposition procedure
Oct 1, 2020
Oral proceedings: reply to date proposed
Oct 1, 2020
Written submission in preparation to/during oral proceedings
Sep 25, 2020
(Electronic) Receipt
Sep 25, 2020
Citation in opposition procedure - 005
Sep 25, 2020
Citation in opposition procedure - 006
Sep 25, 2020
Citation in opposition procedure - 007
Sep 25, 2020
Consolidated list of cited opposition documents
Sep 25, 2020
Letter accompanying subsequently filed items
Sep 25, 2020
Written submission in preparation to/during oral proceedings
Aug 20, 2020
Brief communication - Opposition proceedings
Aug 13, 2020
(Electronic) Receipt
Aug 13, 2020
Letter accompanying subsequently filed items
Aug 13, 2020
Oral proceedings: reply to date proposed
Jul 22, 2020
Notification concerning the date of oral proceedings
Jul 22, 2020
Notification concerning the date of oral proceedings
Jun 4, 2020
Communication of amended entries concerning the representative
Apr 16, 2020
Advice of delivery
Apr 14, 2020
Communication about missing advice of delivery
Mar 19, 2020
Advice of delivery
Mar 19, 2020
Cover sheet for fax transmission
Mar 3, 2020
Acknowledgement of a document
Mar 3, 2020
Acknowledgement of a document
Mar 3, 2020
Annex to the communication - opposition
Mar 3, 2020
Information concerning oral proceedings
Mar 3, 2020
Summons to attend oral proceedings
Mar 3, 2020
Summons to attend oral proceedings
Dec 9, 2019
Brief communication - Opposition proceedings
Dec 9, 2019
Communication concerning the filing of a power of attorney
Dec 9, 2019
Communication of amended entries concerning the representative
Dec 6, 2019
Brief communication - Opposition proceedings
Dec 3, 2019
(Electronic) Receipt
Dec 3, 2019
Auxiliary request during Opposition procedure
Dec 3, 2019
Auxiliary request during Opposition procedure
Dec 3, 2019
Auxiliary request during Opposition procedure
Dec 3, 2019
Auxiliary request during Opposition procedure
Dec 3, 2019
Auxiliary request during Opposition procedure - 01
Dec 3, 2019
Auxiliary request during Opposition procedure - 02
Dec 3, 2019
Auxiliary request during Opposition procedure - 03
Dec 3, 2019
Auxiliary request during Opposition procedure - 04
Dec 3, 2019
Letter accompanying subsequently filed items
Dec 3, 2019
Reply of the patent proprietor to the notice(s) of opposition
Nov 29, 2019
(Electronic) Receipt
Nov 29, 2019
Authorisation
Nov 29, 2019
Letter accompanying subsequently filed items
Nov 29, 2019
Submission concerning change of proprietor's representative
Jul 29, 2019
Brief communication - Opposition proceedings
Jul 29, 2019
Communication of amended entries
Jul 24, 2019
Communication of a notice of opposition and request to file observations
Jul 24, 2019
Notice of further oppositions to opponent(s)
Jul 12, 2019
Request for change of opponent's representative
Jul 11, 2019
Communication of a notice of opposition - first information to patent proprietor
Jul 8, 2019
(Electronic) Receipt
Jul 8, 2019
Citation in opposition procedure - 001
Jul 8, 2019
Citation in opposition procedure - 001
Jul 8, 2019
Citation in opposition procedure - 002
Jul 8, 2019
Citation in opposition procedure - 003
Jul 8, 2019
Citation in opposition procedure - 004
Jul 8, 2019
International publication (Pamphlet)
Jul 8, 2019
Notice of opposition
Jul 8, 2019
Notice of opposition
Oct 22, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 13, 2018
Decision to grant a European patent
Aug 31, 2018
(Electronic) Receipt
Aug 31, 2018
Authorisation
Aug 31, 2018
French translation of claims
Aug 31, 2018
German translation of the claims
Aug 31, 2018
Letter accompanying subsequently filed items
Apr 25, 2018
Bibliographic data of the European patent application
Apr 25, 2018
Communication about intention to grant a European patent
Apr 25, 2018
Intention to grant (signatures)
Apr 25, 2018
Text intended for grant (clean copy)
Apr 25, 2018
Text intended for grant (version for approval)
Mar 2, 2018
(Electronic) Receipt
Mar 2, 2018
Letter accompanying subsequently filed items
Mar 2, 2018
Reply to communication from the Examining Division
Nov 6, 2017
Annex to the communication
Nov 6, 2017
Communication from the Examining Division
Oct 3, 2017
(Electronic) Receipt
Oct 3, 2017
Amended claims with annotations
Oct 3, 2017
Claims
Oct 3, 2017
Letter accompanying subsequently filed items
Oct 3, 2017
Reply to communication from the Examining Division
Jun 6, 2017
CDS Clean up - amended data concerning the representative of the applicant (Association)
May 26, 2017
Annex to the communication
May 26, 2017
Communication from the Examining Division
May 11, 2017
Submission concerning representation
Apr 1, 2016
CDS Clean up - amended applicant details
Mar 31, 2016
Submission concerning change of applicant's name
Oct 19, 2015
(Electronic) Receipt
Oct 19, 2015
Amended claims with annotations
Oct 19, 2015
Claims
Oct 19, 2015
Letter accompanying subsequently filed items
Oct 19, 2015
Reply to communication from the Examining Division
Aug 28, 2015
Grant of extension of time limit (examination procedure)
Aug 25, 2015
(Electronic) Receipt
Aug 25, 2015
Letter accompanying subsequently filed items
Aug 25, 2015
Request for extension of time limit to communication from the Examining Division
Apr 16, 2015
Annex to the communication
Apr 16, 2015
Communication from the Examining Division
Apr 8, 2015
Examination started
Aug 26, 2014
Communication of amended entries concerning the representative
Apr 16, 2014
Communication confirming withdrawal from representation
Apr 16, 2014
Communication of amended entries concerning the representative
Mar 14, 2014
(Electronic) Receipt
Mar 14, 2014
Letter accompanying subsequently filed items
Mar 14, 2014
Submission concerning change of applicant's representative
Nov 15, 2011
Submission concerning representation
Mar 24, 2011
Letter relating to the automatic debiting procedure
Aug 25, 2010
Refund of fees
Aug 17, 2010
Communication concerning the filing of a power of attorney
Aug 17, 2010
Communication of amended entries concerning the representative
Aug 16, 2010
(Electronic) Receipt
Aug 16, 2010
Amended claims filed after receipt of (European) search report
Aug 16, 2010
Amended claims with annotations
Aug 16, 2010
Amended description filed after receipt of (European) search report
Aug 16, 2010
Amended description with annotations
Aug 16, 2010
Amendments received before examination
Aug 16, 2010
Letter accompanying subsequently filed items
Aug 3, 2010
(Electronic) Receipt
Aug 3, 2010
Letter accompanying subsequently filed items
Aug 3, 2010
Submission concerning representation
Jul 26, 2010
Invitation to indicate correct address of inventor
Jul 19, 2010
Letter which had not been notified
Jul 16, 2010
Notification on forthcoming publication of bibliographic data
Jul 14, 2010
Refund of fees
Jul 6, 2010
Communication concerning correction of deficiences in Written Opinion/amendment of application/payment of claims fee
Jun 15, 2010
Designation of inventor
Jun 15, 2010
Fax request to enter the European phase
Jun 15, 2010
Letter accompanying subsequently filed items
Jun 15, 2010
Letter accompanying subsequently filed items
Jun 15, 2010
Letter accompanying subsequently filed items
Jun 15, 2010
Payment of fees and costs
Jun 10, 2010
Copy of the international preliminary report on patentability
Apr 6, 2010
Information on entry into European phase
Jun 17, 2009
Priority document (electronically transmitted)
Mar 2, 2009
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Mar 2, 2009
Written opinion of the ISA, boxes No. I to VIII
Mar 2, 2009
Written opinion of the ISA, cover sheet
Mar 2, 2009
Written opinion of the ISA, supplemental box
Nov 20, 2008
Abstract
Nov 20, 2008
Annex
Nov 20, 2008
Claims
Nov 20, 2008
Description
Nov 20, 2008
Drawings

EP2214610

SMITH & NEPHEW

Application Number: EP08851713A
Filing Date: Nov 20, 2008
Status: Granted And Under Opposition; Sep 7, 2018
Publication Date: Oct 10, 2018
External Links: Slate, Register , Google Patents

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Vacuum Assisted Wound Dressing

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Dossier Documents

EP2214610