IP Verse

Reduced Pressure Treatment System Having Blockage Clearing And Dual-Zone Pressure Protection Capabilities

Patent No. EP3251706 (titled "Reduced Pressure Treatment System Having Blockage Clearing And Dual-Zone Pressure Protection Capabilities") was filed by 3M Innovative Properties Company on Sep 19, 2007. The application was issued on Nov 16, 2022.

Patent Summary

Patent Family

Statuses, jurisdictions and citation links are shared on request.

Patent Oppositions

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, INC.	Nov 26, 2020	HARRISON GODDARD FOOTE

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

Oct 20, 2022
Decision to maintain the European patent in amended form
Oct 20, 2022
Decision to maintain the European patent in amended form
Oct 17, 2022
Termination of the opposition proceedings with maintenance of patent
Oct 11, 2022
(Electronic) Receipt
Oct 11, 2022
Filing of the translation of the amended claims
Oct 11, 2022
French translation of claims
Oct 11, 2022
German translation of the claims
Aug 26, 2022
Communication of bibliographic data
Aug 26, 2022
Communication to opponent concerning maintenance
Aug 26, 2022
Communication with request to file translations
Aug 22, 2022
Maintenance of the patent with the documents specified in the final decision
Apr 13, 2022
Advice of delivery
Apr 13, 2022
Cover sheet for fax transmission
Apr 7, 2022
Annex to the communication - opposition
Apr 7, 2022
Decision of the Opposition Division and instruction
Apr 7, 2022
Druckexemplar in opposition procedure
Apr 7, 2022
Grounds for the decision (Annex) - opposition
Apr 7, 2022
Interlocutory decision in opposition proceedings
Apr 7, 2022
Interlocutory decision in opposition proceedings
Apr 7, 2022
Means of redress
Apr 7, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 7, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 7, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 7, 2022
Provision of a copy of the minutes - opposition procedure
Apr 7, 2022
Provision of a copy of the minutes - opposition procedure
Apr 7, 2022
Scanned annex to a communication - opposition procedure
Apr 7, 2022
Transmittal of decision / summons - opposition
Apr 7, 2022
Transmittal of decision / summons - opposition
Feb 22, 2022
Brief communication - Opposition proceedings
Feb 22, 2022
Information about the result of oral proceedings
Feb 18, 2022
(Electronic) Receipt
Feb 18, 2022
Auxiliary request during Opposition procedure
Feb 18, 2022
Auxiliary request during Opposition procedure
Feb 18, 2022
Auxiliary request during Opposition procedure - 01
Feb 18, 2022
Auxiliary request during Opposition procedure - 02
Feb 18, 2022
Letter accompanying subsequently filed items
Feb 18, 2022
Main request during Opposition procedure
Feb 18, 2022
Main request during Opposition procedure
Feb 18, 2022
Written submission in preparation to/during oral proceedings
Feb 7, 2022
Brief communication - Opposition proceedings
Feb 7, 2022
Brief communication - Opposition proceedings
Jan 14, 2022
(Electronic) Receipt
Dec 23, 2021
Brief communication - Opposition proceedings
Dec 21, 2021
Brief communication - Opposition proceedings
Dec 20, 2021
(Electronic) Receipt
Dec 20, 2021
Letter accompanying subsequently filed items
Dec 20, 2021
Request for interpreters during oral proceedings
Dec 20, 2021
Written submission in preparation to/during oral proceedings
Dec 15, 2021
(Electronic) Receipt
Dec 15, 2021
Auxiliary request during Opposition procedure
Dec 15, 2021
Auxiliary request during Opposition procedure
Dec 15, 2021
Auxiliary request during Opposition procedure - 01
Dec 15, 2021
Auxiliary request during Opposition procedure - 02
Dec 15, 2021
Letter accompanying subsequently filed items
Dec 15, 2021
Main request during Opposition procedure
Dec 15, 2021
Main request during Opposition procedure
Dec 15, 2021
Notification concerning the date of oral proceedings
Dec 15, 2021
Notification concerning the date of oral proceedings
Dec 15, 2021
Written submission in preparation to/during oral proceedings
Nov 10, 2021
Letter accompanying subsequently filed items
Nov 10, 2021
Request concerning representative opponent
Jul 26, 2021
Advice of delivery
Jul 26, 2021
Cover sheet for fax transmission
Jul 20, 2021
Advice of delivery
Jul 20, 2021
Annex to the communication - opposition
Jul 20, 2021
Information concerning oral proceedings
Jul 20, 2021
Summons to attend oral proceedings
Jul 20, 2021
Summons to attend oral proceedings
Jul 20, 2021
Transmittal of decision / summons - opposition
Jul 20, 2021
Transmittal of decision / summons - opposition
Jun 28, 2021
Brief communication - Opposition proceedings
Jun 18, 2021
(Electronic) Receipt
Jun 18, 2021
Letter accompanying subsequently filed items
Jun 18, 2021
Letter regarding the opposition procedure (no time limit)
Apr 21, 2021
Brief communication - Opposition proceedings
Apr 12, 2021
(Electronic) Receipt
Apr 12, 2021
Letter accompanying subsequently filed items
Apr 12, 2021
Main request during Opposition procedure
Apr 12, 2021
Main request during Opposition procedure
Apr 12, 2021
Reply of the patent proprietor to the notice(s) of opposition
Dec 15, 2020
Communication of a notice of opposition and request to file observations
Dec 15, 2020
Notice of further oppositions to opponent(s)
Dec 8, 2020
Communication of a notice of opposition - first information to patent proprietor
Nov 26, 2020
(Electronic) Receipt
Nov 26, 2020
Citation in opposition procedure - 001
Nov 26, 2020
Citation in opposition procedure - 002
Nov 26, 2020
Citation in opposition procedure - 003
Nov 26, 2020
Citation in opposition procedure - 004
Nov 26, 2020
Citation in opposition procedure - 004
Nov 26, 2020
Citation in opposition procedure - 005
Nov 26, 2020
Citation in opposition procedure - 006
Nov 26, 2020
Consolidated list of cited opposition documents
Nov 26, 2020
Notice of opposition
Nov 26, 2020
Notice of opposition
Oct 23, 2020
Communication of the registration of a transfer or change of name and/or address
Oct 1, 2020
Annexes in respect of a client data request
Oct 1, 2020
Annexes in respect of a client data request
Oct 1, 2020
Annexes in respect of a client data request
Oct 1, 2020
Submission concerning a transfer of rights (applicant)
Mar 9, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 30, 2020
Decision to grant a European patent
Jan 8, 2020
(Electronic) Receipt
Jan 8, 2020
French translation of claims
Jan 8, 2020
German translation of the claims
Jan 8, 2020
Letter accompanying subsequently filed items
Oct 8, 2019
Bibliographic data of the European patent application
Oct 8, 2019
Communication about intention to grant a European patent
Oct 8, 2019
Intention to grant (signatures)
Oct 8, 2019
Text intended for grant (clean copy)
Oct 8, 2019
Text intended for grant (version for approval)
Sep 3, 2019
(Electronic) Receipt
Sep 3, 2019
Amended claims with annotations
Sep 3, 2019
Claims
Sep 3, 2019
Letter accompanying subsequently filed items
Sep 3, 2019
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jul 18, 2019
Communication of amended entries concerning the representative
Jul 12, 2019
Submission concerning change of applicant's representative
May 10, 2019
Bibliographic data of the European patent application
May 10, 2019
Communication about intention to grant a European patent
May 10, 2019
Intention to grant (signatures)
May 10, 2019
Text intended for grant (clean copy)
May 10, 2019
Text intended for grant (version for approval)
Apr 10, 2019
Examination started
May 30, 2018
(Electronic) Receipt
May 30, 2018
Amended claims filed after receipt of (European) search report
May 30, 2018
Amended claims with annotations
May 30, 2018
Amended description filed after receipt of (European) search report
May 30, 2018
Amended description with annotations
May 30, 2018
Amendments received before examination
May 30, 2018
Letter accompanying subsequently filed items
May 23, 2018
Request for change of applicant's representative
May 3, 2018
Communication of amended entries concerning the representative
Apr 25, 2018
Submission concerning change of applicant's representative
Dec 11, 2017
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Nov 8, 2017
Communication regarding the transmission of the European search report
Nov 8, 2017
European search opinion
Nov 8, 2017
European search report
Nov 8, 2017
Information on Search Strategy
Nov 8, 2017
Notification of forthcoming publication
Oct 25, 2017
Search started
Oct 9, 2017
Invitation to indicate correct address of inventor
Oct 9, 2017
Invitation to indicate correct address of inventor
Sep 29, 2017
Letter which had not been notified
Sep 26, 2017
Letter which had not been notified
Aug 25, 2017
Communication to designated inventor
Aug 25, 2017
Communication to designated inventor
Aug 25, 2017
Communication to designated inventor
Aug 25, 2017
Communication to designated inventor
Aug 25, 2017
Communication to designated inventor
Aug 25, 2017
Communication to designated inventor
Jul 19, 2017
Communication for party to proceedings/third party
Jul 4, 2017
Abstract
Jul 4, 2017
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Jul 4, 2017
Claims
Jul 4, 2017
Description
Jul 4, 2017
Designation of inventor
Jul 4, 2017
Drawings
Jul 4, 2017
Request for grant of a European patent
Apr 24, 2008
Priority document (electronically transmitted)
Apr 24, 2008
Priority document (electronically transmitted)

EP3251706

3M INNOVATIVE PROPERTIES COMPANY

Application Number: EP17179449A
Filing Date: Sep 19, 2007
Status: Patent Maintained As Amended; Oct 14, 2022
Publication Date: Nov 16, 2022
External Links: Slate, Register , Google Patents