Blood Treatment Device

Patent No. EP1936524 (titled "Blood Treatment Device") was filed by B Braun Avitum on Dec 21, 2006. The application was issued on Mar 21, 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
GAMBRO LUNDIA	Dec 19, 2018	PONZELLINI

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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May 15, 2025
Communication to the parties concerning the termination of the opposition proceedings (opponent)
May 15, 2025
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Feb 10, 2025
Annex to the communication - opposition
Feb 10, 2025
Brief communication - Opposition proceedings
Feb 10, 2025
Brief communication - Opposition proceedings
Feb 10, 2025
Decision of the Opposition Division and instruction
Feb 10, 2025
Decision revoking the European patent
Feb 10, 2025
Decision revoking the European patent
Feb 10, 2025
Grounds for the decision (Annex) - opposition
Feb 10, 2025
Means of redress
Feb 10, 2025
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 10, 2025
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 10, 2025
Provision of a copy of the minutes - opposition procedure
Feb 10, 2025
Provision of a copy of the minutes - opposition procedure
Feb 10, 2025
Scanned annex to a communication - opposition procedure
Jan 28, 2025
Information about the result of oral proceedings
Jan 16, 2025
Notification concerning the date of oral proceedings
Jan 16, 2025
Notification concerning the date of oral proceedings
Jan 15, 2025
Brief communication - Opposition proceedings
Jan 14, 2025
(Electronic) Receipt
Jan 14, 2025
Letter accompanying subsequently filed items
Jan 14, 2025
Written submission in preparation to/during oral proceedings
Nov 29, 2024
Brief communication - Opposition proceedings
Nov 28, 2024
(Electronic) Receipt
Nov 26, 2024
(Electronic) Receipt
Nov 26, 2024
Letter accompanying subsequently filed items
Nov 26, 2024
Request for interpreters during oral proceedings
Oct 9, 2024
Brief communication - Opposition proceedings
Oct 4, 2024
(Electronic) Receipt
Oct 4, 2024
Letter accompanying subsequently filed items
Oct 4, 2024
Request for interpreters during oral proceedings
May 31, 2024
Annex to the communication - opposition
May 31, 2024
Brief communication - Opposition proceedings
May 31, 2024
Brief communication - Opposition proceedings
May 31, 2024
Information concerning oral proceedings
May 31, 2024
Scanned annex to a communication - opposition procedure
May 31, 2024
Summons to attend oral proceedings
May 31, 2024
Summons to attend oral proceedings
Apr 29, 2024
Brief communication - Opposition proceedings
Apr 24, 2024
(Electronic) Receipt
Apr 24, 2024
Letter accompanying subsequently filed items
Apr 24, 2024
Letter regarding the opposition procedure (no time limit)
Mar 18, 2024
Decision of the Board of Appeal
Mar 18, 2024
F3032 Notification(s) of the decision
Mar 18, 2024
F3032 Notification(s) of the decision
Dec 19, 2023
F3013 Oral Proceedings: Forwarding minutes
Dec 19, 2023
F3013 Oral Proceedings: Forwarding minutes
Dec 19, 2023
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Dec 7, 2023
F3345 Forwarding of submissions to parties
Dec 1, 2023
(Electronic) Receipt
Dec 1, 2023
Letter accompanying subsequently filed items
Dec 1, 2023
Letter dealing with oral proceedings during the appeal procedure
Nov 30, 2023
(Electronic) Receipt
Nov 30, 2023
Letter accompanying subsequently filed items
Nov 29, 2023
(Electronic) Receipt
Nov 29, 2023
Letter accompanying subsequently filed items
Nov 28, 2023
Oral proceedings: change of venue
Nov 28, 2023
Oral proceedings: change of venue
Nov 8, 2023
F3345 Forwarding of submissions to parties
Nov 7, 2023
(Electronic) Receipt
Nov 7, 2023
Amended claims with annotations
Nov 7, 2023
Amended description with annotations
Nov 7, 2023
Auxiliary request during appeals procedure - 01
Nov 7, 2023
Description
Nov 7, 2023
Letter accompanying subsequently filed items
Nov 7, 2023
Letter dealing with oral proceedings during the appeal procedure
Sep 26, 2023
F3018 Oral proceedings: Confirmation interpreters
Sep 26, 2023
F3018 Oral proceedings: Confirmation interpreters
Sep 26, 2023
F3345 Forwarding of submissions to parties
Sep 18, 2023
(Electronic) Receipt
Sep 18, 2023
Letter accompanying subsequently filed items
Sep 18, 2023
Request for interpreters during oral proceedings
Sep 14, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 14, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 20, 2023
F3011.1 Oral Proceedings: summons
Jan 20, 2023
F3011.1 Oral Proceedings: summons
Jan 16, 2023
F3010 Oral proceedings: order for summons
Jan 9, 2023
Composition of the board (T)
May 24, 2022
F3345 Forwarding of submissions to parties
May 18, 2022
(Electronic) Receipt
May 18, 2022
Amended claims with annotations
May 18, 2022
Amended claims with annotations
May 18, 2022
Amended claims with annotations
May 18, 2022
Amended claims with annotations
May 18, 2022
Amended description with annotations
May 18, 2022
Amended description with annotations
May 18, 2022
Amended description with annotations
May 18, 2022
Amended description with annotations
May 18, 2022
Auxiliary request during appeals procedure - 01
May 18, 2022
Auxiliary request during appeals procedure - 02
May 18, 2022
Auxiliary request during appeals procedure - 03
May 18, 2022
Claims
May 18, 2022
Description
May 18, 2022
Description
May 18, 2022
Description
May 18, 2022
Description
May 18, 2022
Letter accompanying subsequently filed items
May 18, 2022
Reply to appeal
Jan 11, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jan 4, 2022
(Electronic) Receipt
Jan 4, 2022
Letter accompanying subsequently filed items
Jan 4, 2022
Statement of grounds of appeal
Nov 2, 2021
F3204 Communication of the file number to the parties
Nov 2, 2021
F3204 Communication of the file number to the parties
Oct 25, 2021
(Electronic) Receipt
Oct 25, 2021
Letter accompanying subsequently filed items
Oct 25, 2021
Notice of appeal
Aug 31, 2021
Advice of delivery
Aug 26, 2021
Advice of delivery
Aug 25, 2021
Annex to the communication - opposition
Aug 25, 2021
Grounds for the decision (Annex) - opposition
Aug 25, 2021
Interlocutory decision in opposition proceedings
Aug 25, 2021
Interlocutory decision in opposition proceedings
Aug 25, 2021
Means of redress
Aug 25, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 25, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 25, 2021
Provision of a copy of the minutes - opposition procedure
Aug 25, 2021
Provision of a copy of the minutes - opposition procedure
Aug 25, 2021
Transmittal of decision / summons - opposition
Aug 25, 2021
Transmittal of decision / summons - opposition
Aug 20, 2021
Decision of the Opposition Division and instruction
Aug 20, 2021
Druckexemplar in opposition procedure
Aug 20, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 20, 2021
Scanned annex to a communication - opposition procedure
Aug 20, 2021
Scanned annex to a communication - opposition procedure
May 11, 2021
Communication concerning the filing of a power of attorney
May 11, 2021
Communication of amended entries
May 6, 2021
(Electronic) Receipt
May 6, 2021
Letter accompanying subsequently filed items
May 6, 2021
Request for change of opponent's representative
Apr 22, 2021
Information about the result of oral proceedings
Apr 12, 2021
(Electronic) Receipt
Apr 12, 2021
Letter accompanying subsequently filed items
Apr 7, 2021
(Electronic) Receipt
Apr 7, 2021
Letter accompanying subsequently filed items
Apr 1, 2021
Notification concerning the date of oral proceedings
Apr 1, 2021
Notification concerning the date of oral proceedings
Mar 31, 2021
(Electronic) Receipt
Mar 31, 2021
Letter accompanying subsequently filed items
Mar 26, 2021
Brief communication - Opposition proceedings
Mar 22, 2021
(Electronic) Receipt
Mar 22, 2021
Amended description with annotations
Mar 22, 2021
Amended description with annotations
Mar 22, 2021
Amended description with annotations
Mar 22, 2021
Amended description with annotations
Mar 22, 2021
Auxiliary request during Opposition procedure
Mar 22, 2021
Auxiliary request during Opposition procedure
Mar 22, 2021
Auxiliary request during Opposition procedure
Mar 22, 2021
Auxiliary request during Opposition procedure
Mar 22, 2021
Auxiliary request during Opposition procedure - 01
Mar 22, 2021
Auxiliary request during Opposition procedure - 02
Mar 22, 2021
Auxiliary request during Opposition procedure - 03
Mar 22, 2021
Auxiliary request during Opposition procedure - 04
Mar 22, 2021
Description
Mar 22, 2021
Description
Mar 22, 2021
Description
Mar 22, 2021
Description
Mar 22, 2021
Letter accompanying subsequently filed items
Mar 22, 2021
Main request during Opposition procedure
Mar 22, 2021
Main request during Opposition procedure
Mar 22, 2021
Written submission in preparation to/during oral proceedings
Feb 22, 2021
Annex to the communication - opposition
Feb 22, 2021
Information concerning oral proceedings
Feb 22, 2021
Summons to attend oral proceedings
Feb 22, 2021
Summons to attend oral proceedings
Feb 22, 2021
Transmittal of decision / summons - opposition
Feb 22, 2021
Transmittal of decision / summons - opposition
Sep 9, 2020
Brief communication - Opposition proceedings
Sep 9, 2020
Brief communication - Opposition proceedings
Sep 9, 2020
Notification concerning the date of oral proceedings
Sep 9, 2020
Notification concerning the date of oral proceedings
Sep 3, 2020
(Electronic) Receipt
Sep 3, 2020
(Electronic) Receipt
Sep 3, 2020
Letter accompanying subsequently filed items
Sep 3, 2020
Letter accompanying subsequently filed items
Sep 3, 2020
Oral proceedings: reply to date proposed
Sep 3, 2020
Oral proceedings: reply to date proposed
Aug 17, 2020
Notification concerning the date of oral proceedings
Aug 17, 2020
Notification concerning the date of oral proceedings
May 26, 2020
Advice of delivery
May 19, 2020
Advice of delivery
May 15, 2020
Acknowledgement of a document
May 15, 2020
Acknowledgement of a document
May 15, 2020
Annex to the communication - opposition
May 15, 2020
Information concerning oral proceedings
May 15, 2020
Summons to attend oral proceedings
May 15, 2020
Summons to attend oral proceedings
May 6, 2020
Oral proceedings: reply to date proposed
May 5, 2020
Oral proceedings: reply to date proposed
Apr 2, 2020
Brief communication - Opposition proceedings
Mar 27, 2020
Communication concerning the filing of a power of attorney
Mar 27, 2020
Communication of amended entries
Mar 23, 2020
Notification concerning the date of oral proceedings
Mar 23, 2020
Notification concerning the date of oral proceedings
Mar 19, 2020
Brief communication - Opposition proceedings
Mar 17, 2020
Authorisation
Mar 17, 2020
Authorisation
Mar 17, 2020
Non-patent literature cited during the opposition procedure
Mar 17, 2020
Request for change of opponent's representative
Mar 17, 2020
Request for change of opponent's representative
Mar 16, 2020
(Electronic) Receipt
Mar 16, 2020
Letter accompanying subsequently filed items
Mar 16, 2020
Oral proceedings: Request for postponement
Mar 13, 2020
Annex to the communication - opposition
Mar 13, 2020
Brief communication - Opposition proceedings
Mar 13, 2020
Notification concerning the date of oral proceedings
Mar 13, 2020
Notification concerning the date of oral proceedings
Mar 12, 2020
Brief communication - Opposition proceedings
Mar 9, 2020
(Electronic) Receipt
Mar 9, 2020
(Electronic) Receipt
Mar 9, 2020
Letter accompanying subsequently filed items
Mar 9, 2020
Letter accompanying subsequently filed items
Mar 9, 2020
Oral proceedings: Request for postponement
Mar 9, 2020
Oral proceedings: reply to date proposed
Jan 22, 2020
Brief communication - Opposition proceedings
Jan 21, 2020
Brief communication - Opposition proceedings
Jan 16, 2020
(Electronic) Receipt
Jan 16, 2020
(Electronic) Receipt
Jan 16, 2020
Amended description with annotations
Jan 16, 2020
Description
Jan 16, 2020
Letter accompanying subsequently filed items
Jan 16, 2020
Letter regarding the opposition procedure (no time limit)
Jan 16, 2020
Main request during Opposition procedure
Jan 16, 2020
Main request during Opposition procedure
Jan 16, 2020
Request for interpreters during oral proceedings
Jan 16, 2020
Written submission in preparation to/during oral proceedings
Aug 23, 2019
Advice of delivery
Aug 23, 2019
Advice of delivery
Aug 19, 2019
Advice of delivery
Aug 16, 2019
Advice of delivery
Aug 13, 2019
Acknowledgement of a document
Aug 13, 2019
Acknowledgement of a document
Aug 13, 2019
Annex to the communication - opposition
Aug 13, 2019
Information concerning oral proceedings
Aug 13, 2019
Summons to attend oral proceedings
Aug 13, 2019
Summons to attend oral proceedings
May 27, 2019
Brief communication - Opposition proceedings
May 21, 2019
(Electronic) Receipt
May 21, 2019
Auxiliary request during Opposition procedure
May 21, 2019
Auxiliary request during Opposition procedure - 01
May 21, 2019
Letter accompanying subsequently filed items
May 21, 2019
Reply of the patent proprietor to the notice(s) of opposition
May 10, 2019
Confirmation of revocation of automatic debit order
May 2, 2019
Brief communication - Opposition proceedings
Apr 26, 2019
(Electronic) Receipt
Apr 26, 2019
Citation in opposition procedure - 006
Apr 26, 2019
Citation in opposition procedure - 007
Apr 26, 2019
Citation in opposition procedure - 007
Apr 26, 2019
Citation in opposition procedure - 008
Apr 26, 2019
Citation in opposition procedure - 009
Apr 26, 2019
Citation in opposition procedure - 010
Apr 26, 2019
Consolidated list of cited opposition documents
Apr 26, 2019
Letter accompanying subsequently filed items
Apr 26, 2019
Letter regarding the opposition procedure (no time limit)
Jan 11, 2019
Communication of a notice of opposition and request to file observations
Jan 11, 2019
Notice of further oppositions to opponent(s)
Jan 4, 2019
Communication of a notice of opposition - first information to patent proprietor
Dec 19, 2018
(Electronic) Receipt
Dec 19, 2018
Citation in opposition procedure - 001
Dec 19, 2018
Citation in opposition procedure - 002
Dec 19, 2018
Citation in opposition procedure - 003
Dec 19, 2018
Citation in opposition procedure - 004
Dec 19, 2018
Citation in opposition procedure - 005
Dec 19, 2018
Letter accompanying subsequently filed items
Dec 19, 2018
Notice of opposition
Dec 19, 2018
Patent document cited during the opposition procedure
Dec 19, 2018
Patent document cited during the opposition procedure
Apr 3, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 22, 2018
Decision to grant a European patent
Feb 7, 2018
Annex to the communication about intention to grant a European patent
Feb 7, 2018
Bibliographic data of the European patent application
Feb 7, 2018
Information about intention to grant a patent
Feb 7, 2018
Intention to grant (signatures)
Feb 7, 2018
Text intended for grant (clean copy)
Feb 7, 2018
Text intended for grant (version for approval)
Feb 5, 2018
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Jan 3, 2018
Communication of the registration of a transfer or change of name and/or address
Dec 14, 2017
(Electronic) Receipt
Dec 14, 2017
Amended claims with annotations
Dec 14, 2017
Claims
Dec 14, 2017
English translation of the claims
Dec 14, 2017
French translation of claims
Dec 14, 2017
Letter accompanying subsequently filed items
Dec 14, 2017
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Aug 7, 2017
Annex to the communication about intention to grant a European patent
Aug 7, 2017
Bibliographic data of the European patent application
Aug 7, 2017
Communication about intention to grant a European patent
Aug 7, 2017
Intention to grant (signatures)
Aug 7, 2017
Text intended for grant (clean copy)
Aug 7, 2017
Text intended for grant (version for approval)
Jul 28, 2017
Annex to the communication
Jul 28, 2017
Consultation by telephone/in person
Jul 28, 2017
Result of consultation by telephone/in person
Jun 27, 2017
Annex to a communication
Jun 27, 2017
Annex to a communication
Jun 27, 2017
Annex to a communication
Jun 27, 2017
Annex to the communication
Jun 27, 2017
Minutes of the oral proceedings (examining division)
Jun 27, 2017
Minutes of the oral proceedings (examining division)
Jun 27, 2017
Minutes of the oral proceedings (examining division)
Jun 27, 2017
Provision of a copy of the minutes of oral proceedings
May 29, 2017
Annex to the communication about intention to grant a European patent
May 29, 2017
Bibliographic data of the European patent application
May 29, 2017
Communication about intention to grant a European patent
May 29, 2017
Intention to grant (signatures)
May 29, 2017
Text intended for grant (clean copy)
May 29, 2017
Text intended for grant (version for approval)
Feb 20, 2017
Annex to the communication
Feb 20, 2017
Consultation by telephone/in person
Feb 20, 2017
Result of consultation by telephone/in person
Dec 8, 2016
(Electronic) Receipt
Dec 8, 2016
Amended claims with annotations
Dec 8, 2016
Amended claims with annotations
Dec 8, 2016
Amended claims with annotations
Dec 8, 2016
Claims
Dec 8, 2016
Claims
Dec 8, 2016
Claims
Dec 8, 2016
Letter accompanying subsequently filed items
Dec 8, 2016
Written submission in preparation to/during oral proceedings
Sep 14, 2016
Brief communication to applicant/representative
Aug 3, 2016
Advice of delivery
Aug 3, 2016
Advice of delivery
Aug 2, 2016
Annex to the communication
Aug 2, 2016
Preparation for oral proceedings
Aug 2, 2016
Summons to attend oral proceedings
Jun 21, 2016
Communication of amended entries concerning the representative
Jun 14, 2016
Submission concerning change of applicant's representative
Jun 14, 2016
Submission concerning change of applicant's representative
Apr 11, 2016
Response to enquiry for communication from the Examining Division
Apr 5, 2016
Enquiry as to when a communication from the Examining Division can be expected
Aug 10, 2015
Communication confirming withdrawal from representation
Aug 10, 2015
Communication of amended entries concerning the representative
Jul 8, 2015
Submission concerning change of applicant's representative
Jul 7, 2015
Submission concerning change of applicant's representative
Jul 15, 2014
Amended claims with annotations
Jul 15, 2014
Claims
Jul 15, 2014
Reply to communication from the Examining Division
Apr 15, 2014
Annex to the communication
Apr 15, 2014
Communication from the Examining Division
Apr 7, 2014
Examination started
Apr 1, 2014
Submission concerning representation
Feb 14, 2014
Enquiry as to when a communication from the Examining Division can be expected
May 31, 2013
Enquiry as to when a communication from the Examining Division can be expected
Mar 11, 2010
CDS Clean up - amended data concerning the representative of the applicant (Association)
Mar 8, 2010
Submission concerning representation
Jul 11, 2009
Description
Jul 11, 2009
Reply to communication from the Examining Division
Jun 8, 2009
CDS Clean up - amended data concerning the representative for the applicant
May 19, 2009
Grant of extension of time limit (examination procedure)
May 15, 2009
Request for extension of time limit to communication from the Examining Division
May 14, 2009
Request for extension of time limit to communication from the Examining Division
Feb 4, 2009
Notice drawing attention to the payment of the renewal fee and additional fee
Jan 9, 2009
Communication from the Examining Division
Dec 10, 2008
Letter concerning fees and payments
Jun 30, 2008
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
May 28, 2008
Notification of forthcoming publication
Feb 18, 2008
Communication of the registration of a transfer or change of name and/or address
Feb 12, 2008
Submission concerning change of applicant's name
Dec 28, 2007
Submission concerning change of applicant's name
May 16, 2007
Annex to European Search report
May 16, 2007
Communication regarding the transmission of the European search report
May 16, 2007
European search opinion
May 16, 2007
European search report
Dec 21, 2006
Abstract
Dec 21, 2006
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Dec 21, 2006
Claims
Dec 21, 2006
Description
Dec 21, 2006
Designation of inventor
Dec 21, 2006
Designation of inventor
Dec 21, 2006
Designation of inventor
Dec 21, 2006
Drawings
Dec 21, 2006
Request for grant of a European patent

EP1936524

B BRAUN AVITUM

Application Number: EP06126930A
Filing Date: Dec 21, 2006
Status: Revoked; May 16, 2025
Publication Date: Mar 21, 2018
External Links: Slate, Register , Google Patents

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Blood Treatment Device

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Dossier Documents

EP1936524