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IP Verse

Solution Producing Device And Blood Purification System - EP3238755

The patent EP3238755 was granted to Asahi Kasei Medical on Feb 20, 2019. The application was originally filed on Dec 25, 2015 under application number EP15873329A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP3238755

ASAHI KASEI MEDICAL

Application Number: EP15873329A
Filing Date: Dec 25, 2015
Status: Opposition Rejected; Jul 23, 2021
Publication Date: Feb 20, 2019
External Links: Slate, Register, Google Patents

Patent Summary

Patent Family

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	Opposition Status
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FRESENIUS MEDICAL CARE	Nov 20, 2019	BOBBERT & PARTNER PATENTANWALTE PARTMBB	-

Patent Citations (30) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation Phase	Publication Number
INTERNATIONAL-SEARCH-REPORT	JP4458346B
INTERNATIONAL-SEARCH-REPORT	JPH04200559
OPPOSITION	DD285021
OPPOSITION	DE10034368
OPPOSITION	DE19620591
OPPOSITION	DE2858205
OPPOSITION	DE3636995
OPPOSITION	DE8305713U
OPPOSITION	EP2767296
OPPOSITION	JP4458346B
OPPOSITION	JPH04200559
OPPOSITION	US2002012619
OPPOSITION	US2004019312
OPPOSITION	US2004243094
OPPOSITION	US2009084719
OPPOSITION	US2009084721
OPPOSITION	US2010051552
OPPOSITION	US2013020237
OPPOSITION	US4366051
OPPOSITION	US4388184
OPPOSITION	US4814073
OPPOSITION	US5228889
OPPOSITION	US6086753
OPPOSITION	WO2009045587
OPPOSITION	WO2009045589
SEARCH	US2002012619
SEARCH	US2004243094
SEARCH	US2009084719
SEARCH	US2009084721
SEARCH	US4814073

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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Jul 23, 2021
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
OPPO
Jul 23, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
OPPO
Jul 20, 2021
Termination of the opposition proceedings with maintenance of patent
OPPO
Apr 12, 2021
Advice of delivery
OPPO
Apr 12, 2021
Advice of delivery
OPPO
Apr 8, 2021
Annex to the communication - opposition
OPPO
Apr 8, 2021
Decision of the Opposition Division and instruction
OPPO
Apr 8, 2021
Decision rejecting the opposition
OPPO
Apr 8, 2021
Decision rejecting the opposition
OPPO
Apr 8, 2021
Grounds for the decision (Annex) - opposition
OPPO
Apr 8, 2021
Internal form - Opposition/addressees
OPPO
Apr 8, 2021
Internal form - Opposition/addressees
OPPO
Apr 8, 2021
Means of redress
OPPO
Apr 8, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Apr 8, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Apr 8, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Apr 8, 2021
Provision of a copy of the minutes - opposition procedure
OPPO
Apr 8, 2021
Provision of a copy of the minutes - opposition procedure
OPPO
Apr 8, 2021
Scanned annex to a communication - opposition procedure
OPPO
Apr 8, 2021
Transmittal of decision / summons - opposition
OPPO
Apr 8, 2021
Transmittal of decision / summons - opposition
OPPO
Mar 18, 2021
Information about the result of oral proceedings
OPPO
Jan 26, 2021
Brief communication - Opposition proceedings
OPPO
Jan 25, 2021
Brief communication - Opposition proceedings
OPPO
Jan 18, 2021
(Electronic) Receipt
OPPO
Jan 18, 2021
(Electronic) Receipt
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure - 01
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure - 02
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure - 03
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure - 04
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure - 05
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure - 06
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure - 07
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure - 08
OPPO
Jan 18, 2021
Letter accompanying subsequently filed items
OPPO
Jan 18, 2021
Letter accompanying subsequently filed items
OPPO
Jan 18, 2021
Letter regarding the opposition procedure (no time limit)
OPPO
Jan 18, 2021
Written submission in preparation to/during oral proceedings
OPPO
Dec 14, 2020
Notification concerning the date of oral proceedings
OPPO
Dec 14, 2020
Notification concerning the date of oral proceedings
OPPO
Dec 2, 2020
Brief communication - Opposition proceedings
OPPO
Dec 2, 2020
Brief communication - Opposition proceedings
OPPO
Nov 25, 2020
(Electronic) Receipt
OPPO
Nov 25, 2020
Letter accompanying subsequently filed items
OPPO
Nov 25, 2020
Written submission in preparation to/during oral proceedings
OPPO
Sep 25, 2020
Brief communication - Opposition proceedings
OPPO
Sep 17, 2020
(Electronic) Receipt
OPPO
Sep 17, 2020
Letter accompanying subsequently filed items
OPPO
Sep 17, 2020
Oral proceedings: reply to date proposed
OPPO
Aug 5, 2020
Brief communication - Opposition proceedings
OPPO
Jul 29, 2020
(Electronic) Receipt
OPPO
Jul 29, 2020
Letter accompanying subsequently filed items
OPPO
Jul 29, 2020
Request for interpreters during oral proceedings
OPPO
Jul 21, 2020
Advice of delivery
OPPO
Jul 21, 2020
Advice of delivery
OPPO
Jul 17, 2020
Acknowledgement of a document
OPPO
Jul 17, 2020
Acknowledgement of a document
OPPO
Jul 17, 2020
Annex to the communication - opposition
OPPO
Jul 17, 2020
Information concerning oral proceedings
OPPO
Jul 17, 2020
Information concerning oral proceedings
OPPO
Jul 17, 2020
Summons to attend oral proceedings
OPPO
Jul 17, 2020
Summons to attend oral proceedings
OPPO
Apr 21, 2020
Brief communication - Opposition proceedings
OPPO
Apr 16, 2020
(Electronic) Receipt
OPPO
Apr 16, 2020
Letter accompanying subsequently filed items
OPPO
Apr 16, 2020
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Dec 4, 2019
Communication of a notice of opposition and request to file observations
OPPO
Dec 4, 2019
Notice of further oppositions to opponent(s)
OPPO
Nov 25, 2019
Communication of a notice of opposition - first information to patent proprietor
OPPO
Nov 21, 2019
Consolidated list of cited opposition documents
OPPO
Nov 20, 2019
(Electronic) Receipt
OPPO
Nov 20, 2019
Citation in opposition procedure - 001
OPPO
Nov 20, 2019
Citation in opposition procedure - 002
OPPO
Nov 20, 2019
Citation in opposition procedure - 003
OPPO
Nov 20, 2019
Citation in opposition procedure - 004
OPPO
Nov 20, 2019
Citation in opposition procedure - 005
OPPO
Nov 20, 2019
Citation in opposition procedure - 006
OPPO
Nov 20, 2019
Citation in opposition procedure - 007
OPPO
Nov 20, 2019
Citation in opposition procedure - 008
OPPO
Nov 20, 2019
Citation in opposition procedure - 009
OPPO
Nov 20, 2019
Citation in opposition procedure - 010
OPPO
Nov 20, 2019
Citation in opposition procedure - 011
OPPO
Nov 20, 2019
Citation in opposition procedure - 012
OPPO
Nov 20, 2019
Citation in opposition procedure - 013
OPPO
Nov 20, 2019
Citation in opposition procedure - 014
OPPO
Nov 20, 2019
Citation in opposition procedure - 015
OPPO
Nov 20, 2019
Citation in opposition procedure - 016
OPPO
Nov 20, 2019
Citation in opposition procedure - 017
OPPO
Nov 20, 2019
Citation in opposition procedure - 018
OPPO
Nov 20, 2019
Citation in opposition procedure - 019
OPPO
Nov 20, 2019
Citation in opposition procedure - 020
OPPO
Nov 20, 2019
Citation in opposition procedure - 021
OPPO
Nov 20, 2019
Citation in opposition procedure - 022
OPPO
Nov 20, 2019
Citation in opposition procedure - 023
OPPO
Nov 20, 2019
Citation in opposition procedure - 024
OPPO
Nov 20, 2019
Citation in opposition procedure - 025
OPPO
Nov 20, 2019
Notice of opposition
OPPO
Nov 20, 2019
Notice of opposition
OPPO
Mar 4, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Jan 24, 2019
Decision to grant a European patent
Search/Exam
Dec 12, 2018
(Electronic) Receipt
Search/Exam
Dec 12, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 10, 2018
(Electronic) Receipt
Search/Exam
Dec 10, 2018
French translation of claims
Search/Exam
Dec 10, 2018
German translation of the claims
Search/Exam
Dec 10, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 20, 2018
Communication of the registration of a transfer or change of name and/or address
Search/Exam
Nov 14, 2018
(Electronic) Receipt
Search/Exam
Nov 14, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 14, 2018
Miscellaneous requests concerning client data
Search/Exam
Oct 26, 2018
(Electronic) Receipt
Search/Exam
Oct 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2018
Miscellaneous requests concerning client data
Search/Exam
Oct 26, 2018
Submission concerning a transfer of rights (applicant)
Search/Exam
Aug 22, 2018
Bibliographic data of the European patent application
Search/Exam
Aug 22, 2018
Communication about intention to grant a European patent
Search/Exam
Aug 22, 2018
Intention to grant (signatures)
Search/Exam
Aug 22, 2018
Text intended for grant (clean copy)
Search/Exam
Aug 22, 2018
Text intended for grant (version for approval)
Search/Exam
Apr 18, 2018
(Electronic) Receipt
Search/Exam
Apr 18, 2018
Claims
Search/Exam
Apr 18, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 18, 2018
Reply to communication from the Examining Division
Search/Exam
Dec 18, 2017
Annex to the communication
Search/Exam
Dec 18, 2017
Communication from the Examining Division
Search/Exam
Dec 12, 2017
Examination started
Search/Exam
Nov 24, 2017
Communication regarding the transmission of the European search report
Search/Exam
Nov 24, 2017
Information on Search Strategy
Search/Exam
Nov 24, 2017
Supplementary European search report
Search/Exam
Nov 17, 2017
Search started
Search/Exam
Oct 5, 2017
Notification of forthcoming publication
Search/Exam
Jul 28, 2017
Communication to designated inventor
Search/Exam
Jul 10, 2017
Copy of the international preliminary report on patentability
Search/Exam
Jul 10, 2017
Translation of the international preliminary report on patentability
Search/Exam
Jun 20, 2017
(Electronic) Receipt
Search/Exam
Jun 20, 2017
Abstract
Search/Exam
Jun 20, 2017
Claims
Search/Exam
Jun 20, 2017
Description
Search/Exam
Jun 20, 2017
Drawings
Search/Exam
Jun 20, 2017
Request for entry into the European phase
Search/Exam
May 8, 2017
Information on entry into European phase
Search/Exam
Jul 21, 2016
Priority document (electronically transmitted)
Search/Exam
Jun 30, 2016
Copy of the international search report
Search/Exam
Jun 30, 2016
Copy of the translated international search report
Search/Exam
Jun 30, 2016
International publication pamphlet
Search/Exam