System For Providing Continual Drainage In Negative Pressure Wound Therapy

Patent No. EP2437802 (titled "System For Providing Continual Drainage In Negative Pressure Wound Therapy") was filed by Covidien LP on Jun 8, 2009. The application was issued on Jul 24, 2019.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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	Jan 23, 2017	CORDINA

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

Jun 27, 2019
Decision to maintain the European patent in amended form
Jun 27, 2019
Decision to maintain the European patent in amended form
Jun 21, 2019
Termination of the opposition proceedings with maintenance of patent
May 29, 2019
(Electronic) Receipt
May 29, 2019
Authorisation
May 29, 2019
French translation of claims
May 29, 2019
German translation of the claims
May 29, 2019
Letter accompanying subsequently filed items
Mar 1, 2019
Communication to opponent concerning maintenance
Mar 1, 2019
Communication with request to file translations
Feb 15, 2019
Maintenance of the patent with the documents specified in the final decision
Feb 12, 2019
Maintenance of the patent with the documents specified in the final decision
Nov 21, 2018
Advice of delivery
Nov 20, 2018
Advice of delivery
Nov 7, 2018
Advice of delivery
Nov 2, 2018
Acknowledgement of a document
Nov 2, 2018
Acknowledgement of a document
Nov 2, 2018
Decision of the Opposition Division and instruction
Nov 2, 2018
Druckexemplar in opposition procedure
Nov 2, 2018
Grounds for the decision (Annex) - opposition
Nov 2, 2018
Interlocutory decision in opposition proceedings
Nov 2, 2018
Interlocutory decision in opposition proceedings
Nov 2, 2018
Internal form - Opposition/addressees
Nov 2, 2018
Means of redress
Nov 2, 2018
Scanned annex to a communication - opposition procedure
Oct 30, 2018
Annex to the communication - opposition
Oct 30, 2018
Internal form - Opposition/addressees
Oct 30, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 30, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 30, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 30, 2018
Provision of a copy of the minutes - opposition procedure
Oct 30, 2018
Scanned annex to a communication - opposition procedure
Jun 19, 2018
Information about the result of oral proceedings
Jun 18, 2018
Brief communication - Opposition proceedings
Jun 18, 2018
Communication of amended entries
Jun 12, 2018
(Electronic) Receipt
Jun 12, 2018
Authorisation
Jun 12, 2018
Request for change of opponent's representative
May 31, 2018
Brief communication - Opposition proceedings
May 25, 2018
(Electronic) Receipt
May 25, 2018
Any annexes (other than citation) to an opposition letter
May 25, 2018
Non-patent literature cited during the opposition procedure
May 25, 2018
Patent document cited during the opposition procedure
May 25, 2018
Written submission in preparation to/during oral proceedings
May 22, 2018
Brief communication - Opposition proceedings
May 22, 2018
Communication of amended entries
May 22, 2018
Communication of amended entries
Apr 25, 2018
Request for change of opponent's representative
Apr 23, 2018
Brief communication - Opposition proceedings
Apr 23, 2018
Brief communication - Opposition proceedings
Apr 20, 2018
Brief communication - Opposition proceedings
Apr 17, 2018
(Electronic) Receipt
Apr 17, 2018
(Electronic) Receipt
Apr 17, 2018
Any annexes (other than citation) to an opposition letter
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Auxiliary request during Opposition procedure
Apr 17, 2018
Request for interpreters during oral proceedings
Apr 17, 2018
Written submission in preparation to/during oral proceedings
Apr 17, 2018
Written submission in preparation to/during oral proceedings
Apr 16, 2018
Request for interpreters during oral proceedings
Nov 16, 2017
Advice of delivery
Nov 13, 2017
Advice of delivery
Nov 10, 2017
Advice of delivery
Nov 9, 2017
Acknowledgement of a document
Nov 9, 2017
Acknowledgement of a document
Nov 9, 2017
Information concerning oral proceedings
Nov 9, 2017
Summons to attend oral proceedings
Nov 9, 2017
Summons to attend oral proceedings
Nov 7, 2017
Notification concerning the date of oral proceedings
Nov 7, 2017
Notification concerning the date of oral proceedings
Oct 20, 2017
Oral proceedings: Request for postponement
Oct 19, 2017
Brief communication - Opposition proceedings
Oct 17, 2017
Advice of delivery
Oct 17, 2017
Brief communication - Opposition proceedings
Oct 16, 2017
(Electronic) Receipt
Oct 16, 2017
Letter accompanying subsequently filed items
Oct 16, 2017
Written submission in preparation to/during oral proceedings
Oct 13, 2017
Advice of delivery
Oct 13, 2017
Cover sheet for fax transmission
Oct 11, 2017
(Electronic) Receipt
Oct 11, 2017
Letter accompanying subsequently filed items
Oct 11, 2017
Oral proceedings: Request for postponement
Oct 10, 2017
Advice of delivery
Oct 6, 2017
Acknowledgement of a document
Oct 6, 2017
Acknowledgement of a document
Oct 6, 2017
Annex to the communication - opposition
Oct 6, 2017
Information concerning oral proceedings
Oct 6, 2017
Preparation for oral proceedings
Oct 6, 2017
Summons to attend oral proceedings
Oct 6, 2017
Summons to attend oral proceedings
Jul 25, 2017
Brief communication - Opposition proceedings
Jul 17, 2017
(Electronic) Receipt
Jul 17, 2017
Amended claims with annotations
Jul 17, 2017
Amended claims with annotations
Jul 17, 2017
Amended claims with annotations
Jul 17, 2017
Auxiliary request during Opposition procedure
Jul 17, 2017
Auxiliary request during Opposition procedure
Jul 17, 2017
Auxiliary request during Opposition procedure
Jul 17, 2017
Letter accompanying subsequently filed items
Jul 17, 2017
Patent document cited during the opposition procedure
Jul 17, 2017
Reply of the patent proprietor to the notice(s) of opposition
Jul 12, 2017
Brief communication - Opposition proceedings
Jul 12, 2017
Communication confirming withdrawal from representation
Jul 12, 2017
Communication of amended entries concerning the representative
Jul 6, 2017
(Electronic) Receipt
Jul 6, 2017
Letter accompanying subsequently filed items
Jul 6, 2017
Submission concerning change of applicant's representative
May 16, 2017
Brief communication - Opposition proceedings
May 16, 2017
Communication of amended entries
Apr 27, 2017
Request concerning representative opponent
Mar 10, 2017
Communication of a notice of opposition and request to file observations
Mar 10, 2017
Notice of further oppositions to opponent(s)
Jan 30, 2017
Communication of a notice of opposition - first information to patent proprietor
Jan 23, 2017
(Electronic) Receipt
Jan 23, 2017
Non-patent literature cited during the opposition procedure
Jan 23, 2017
Notice of opposition
Jan 23, 2017
Notice of opposition
Jan 23, 2017
Patent document cited during the opposition procedure
Jan 23, 2017
Patent document cited during the opposition procedure
Jan 23, 2017
Patent document cited during the opposition procedure
Jan 23, 2017
Patent document cited during the opposition procedure
May 4, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 7, 2016
Decision to grant a European patent
Mar 11, 2016
(Electronic) Receipt
Mar 11, 2016
Authorisation
Mar 11, 2016
French translation of claims
Mar 11, 2016
German translation of the claims
Mar 11, 2016
Letter accompanying subsequently filed items
Nov 5, 2015
Bibliographic data of the European patent application
Nov 5, 2015
Communication about intention to grant a European patent
Nov 5, 2015
Intention to grant (signatures)
Nov 5, 2015
Text intended for grant (clean copy)
Nov 5, 2015
Text intended for grant (version for approval)
Oct 8, 2015
Examination started
Jul 13, 2015
Communication of amended entries concerning the representative
Jun 18, 2015
(Electronic) Receipt
Jun 18, 2015
Letter accompanying subsequently filed items
Jun 18, 2015
Submission concerning change of applicant's representative
Jan 30, 2015
(Electronic) Receipt
Jan 30, 2015
Amended claims filed after receipt of (European) search report
Jan 30, 2015
Amended claims with annotations
Jan 30, 2015
Amended description filed after receipt of (European) search report
Jan 30, 2015
Amended description with annotations
Jan 30, 2015
Amendments received before examination
Jan 30, 2015
Letter accompanying subsequently filed items
Aug 7, 2014
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jul 21, 2014
Communication regarding the transmission of the European search report
Jul 21, 2014
European search opinion
Jul 21, 2014
Supplementary European search report
Jul 7, 2014
Search started
Dec 20, 2013
Communication of expected date of establishment of search report
Dec 16, 2013
(Electronic) Receipt
Dec 16, 2013
General enquiry
Dec 16, 2013
Letter accompanying subsequently filed items
Oct 8, 2013
Communication of the registration of a transfer or change of name and/or address
Aug 13, 2013
Letter accompanying subsequently filed items
Aug 13, 2013
Submission concerning a transfer of rights (applicant)
Jul 15, 2013
Refund of fees
Nov 13, 2012
Communication of the registration of a transfer or change of name and/or address
Nov 7, 2012
Submission concerning change of applicant's name
Nov 6, 2012
Submission concerning change of applicant's name
Mar 14, 2012
Notification on forthcoming publication of bibliographic data
Feb 24, 2012
Communication regarding possible amendment of the application/payment of claims fee
Feb 24, 2012
Request for further processing allowed
Feb 13, 2012
(Electronic) Receipt
Feb 13, 2012
Letter accompanying subsequently filed items
Feb 13, 2012
Letter concerning fees and payments
Feb 7, 2012
Application deemed to be withdrawn (non-entry into European phase)
Dec 22, 2011
Copy of the international preliminary report on patentability
Nov 17, 2011
(Electronic) Receipt
Nov 17, 2011
Request for entry into the European phase
Nov 17, 2011
Submission concerning representation
Oct 14, 2011
Information on entry into European phase
Dec 30, 2010
Priority document (electronically transmitted)
Dec 9, 2010
Copy of the international search report
Dec 9, 2010
Published international application - A1

EP2437802

COVIDIEN LP

Application Number: EP09845644A
Filing Date: Jun 8, 2009
Status: Patent Maintained As Amended; Jun 21, 2019
Publication Date: Jul 24, 2019
External Links: Slate, Register , Google Patents

IP Verse

System For Providing Continual Drainage In Negative Pressure Wound Therapy

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2437802