Human Platelet Lysate Derived Extracellular Vesicles For Use In Medicine

Patent No. EP3468568 (titled "Human Platelet Lysate Derived Extracellular Vesicles For Use In Medicine") was filed by Lysatpharma on Jun 7, 2017. The application was issued on Sep 2, 2020.

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
UNIVERSITAT DUISBURG ESSEN	May 28, 2021	SEYER & NOBBE PATENTANWALTE PARTMBB

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 30, 2025
Decision of the Board of Appeal
Jul 30, 2025
F3032 Notification(s) of the decision
Jul 30, 2025
F3032 Notification(s) of the decision
Jun 26, 2025
F3013 Oral Proceedings: Forwarding minutes
Jun 26, 2025
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
May 9, 2025
F3345 Forwarding of submissions to parties
May 7, 2025
(Electronic) Receipt
May 7, 2025
Letter accompanying subsequently filed items
May 7, 2025
Request for interpreters during oral proceedings
May 2, 2025
F3345 Forwarding of submissions to parties
Apr 30, 2025
(Electronic) Receipt
Apr 30, 2025
Letter accompanying subsequently filed items
Apr 30, 2025
Letter dealing with oral proceedings during the appeal procedure
Apr 25, 2025
F3345 Forwarding of submissions to parties
Apr 23, 2025
(Electronic) Receipt
Apr 23, 2025
Citation in opposition procedure - 007
Apr 23, 2025
Letter accompanying subsequently filed items
Apr 23, 2025
Letter dealing with oral proceedings during the appeal procedure
Apr 2, 2025
Oral proceedings: change of venue
Apr 2, 2025
Oral proceedings: change of venue
Mar 25, 2025
F3345 Forwarding of submissions to parties
Mar 24, 2025
(Electronic) Receipt
Mar 24, 2025
Letter accompanying subsequently filed items
Mar 24, 2025
Letter dealing with oral proceedings during the appeal procedure
Feb 13, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 13, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 4, 2025
F3345 Forwarding of submissions to parties
Jan 31, 2025
(Electronic) Receipt
Jan 31, 2025
Letter accompanying subsequently filed items
Jan 31, 2025
Letter dealing with oral proceedings during the appeal procedure
Jul 19, 2024
F3011.1 Oral Proceedings: summons
Jul 19, 2024
F3011.1 Oral Proceedings: summons
Jul 16, 2024
F3010 Oral proceedings: order for summons
May 2, 2024
F3345 Forwarding of submissions to parties
Apr 30, 2024
(Electronic) Receipt
Apr 30, 2024
Citation in appeal procedure - 033
Apr 30, 2024
Citation in appeal procedure - 034
Apr 30, 2024
Citation in appeal procedure - 035
Apr 30, 2024
Citation in appeal procedure - 036
Apr 30, 2024
Letter accompanying subsequently filed items
Apr 30, 2024
Letter relating to Appeal Procedure
Feb 26, 2024
Letter accompanying subsequently filed items
Feb 26, 2024
Request for change of opponent's representative
Jan 16, 2024
F3345 Forwarding of submissions to parties
Jan 11, 2024
Letter relating to Appeal Procedure
Jan 4, 2024
F3345 Forwarding of submissions to parties
Dec 22, 2023
(Electronic) Receipt
Dec 22, 2023
Amended claims with annotations
Dec 22, 2023
Amended claims with annotations
Dec 22, 2023
Auxiliary request during appeals procedure - 11
Dec 22, 2023
Auxiliary request during appeals procedure - 12
Dec 22, 2023
Letter accompanying subsequently filed items
Dec 22, 2023
Letter relating to Appeal Procedure
Oct 27, 2023
F3345 Forwarding of submissions to parties
Oct 23, 2023
(Electronic) Receipt
Oct 23, 2023
Letter accompanying subsequently filed items
Oct 23, 2023
Reply to appeal
Aug 11, 2023
F3345 Forwarding of submissions to parties
Aug 8, 2023
Composition of the board (T)
Aug 4, 2023
(Electronic) Receipt
Aug 4, 2023
Letter accompanying subsequently filed items
Aug 4, 2023
Letter relating to Appeal Procedure
Jul 20, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jul 14, 2023
(Electronic) Receipt
Jul 14, 2023
Amended claims with annotations
Jul 14, 2023
Amended claims with annotations
Jul 14, 2023
Auxiliary request during appeals procedure - 09
Jul 14, 2023
Auxiliary request during appeals procedure - 10
Jul 14, 2023
Citation in appeal procedure - 032
Jul 14, 2023
Letter accompanying subsequently filed items
Jul 14, 2023
Statement of grounds of appeal
May 11, 2023
F3204 Communication of the file number to the parties
May 11, 2023
F3204 Communication of the file number to the parties
May 5, 2023
(Electronic) Receipt
May 5, 2023
Letter accompanying subsequently filed items
May 5, 2023
Notice of appeal
Mar 20, 2023
(Electronic) Receipt
Mar 20, 2023
Advice of delivery
Mar 20, 2023
Letter accompanying subsequently filed items
Mar 17, 2023
Advice of delivery
Mar 16, 2023
Annex to the communication - opposition
Mar 16, 2023
Decision of the Opposition Division and instruction
Mar 16, 2023
Decision revoking the European patent
Mar 16, 2023
Decision revoking the European patent
Mar 16, 2023
Grounds for the decision (Annex) - opposition
Mar 16, 2023
Means of redress
Mar 16, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 16, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 16, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 16, 2023
Provision of a copy of the minutes - opposition procedure
Mar 16, 2023
Provision of a copy of the minutes - opposition procedure
Mar 16, 2023
Scanned annex to a communication - opposition procedure
Mar 16, 2023
Scanned annex to a communication - opposition procedure
Mar 16, 2023
Transmittal of decision / summons - opposition
Mar 16, 2023
Transmittal of decision / summons - opposition
Jan 18, 2023
Information about the result of oral proceedings
Nov 28, 2022
Notification concerning the date of oral proceedings
Nov 28, 2022
Notification concerning the date of oral proceedings
Nov 23, 2022
Brief communication - Opposition proceedings
Nov 18, 2022
(Electronic) Receipt
Nov 18, 2022
Letter accompanying subsequently filed items
Nov 18, 2022
Written submission in preparation to/during oral proceedings
Nov 17, 2022
Brief communication - Opposition proceedings
Nov 14, 2022
(Electronic) Receipt
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure - 09
Nov 14, 2022
Auxiliary request during Opposition procedure - 10
Nov 14, 2022
Letter accompanying subsequently filed items
Nov 14, 2022
Request for interpreters during oral proceedings
Nov 14, 2022
Written submission in preparation to/during oral proceedings
Aug 16, 2022
Annex to the communication - opposition
Aug 16, 2022
Annex to the communication - opposition
Aug 16, 2022
Brief communication - Opposition proceedings
Aug 16, 2022
Brief communication - Opposition proceedings
Aug 16, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 16, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 16, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 16, 2022
Notification concerning the date of oral proceedings
Aug 16, 2022
Notification concerning the date of oral proceedings
Aug 16, 2022
Provision of a copy of the minutes - opposition procedure
Aug 16, 2022
Provision of a copy of the minutes - opposition procedure
Aug 16, 2022
Scanned annex to a communication - opposition procedure
Aug 16, 2022
Scanned annex to a communication - opposition procedure
Aug 16, 2022
Scanned annex to a communication - opposition procedure
Aug 16, 2022
Scanned annex to a communication - opposition procedure
Aug 16, 2022
Scanned annex to a communication - opposition procedure
Aug 16, 2022
Scanned annex to a communication - opposition procedure
Jul 25, 2022
(Electronic) Receipt
Jul 25, 2022
Advice of delivery
Jul 25, 2022
Advice of delivery
Jul 25, 2022
Letter accompanying subsequently filed items
Jul 22, 2022
Information concerning oral proceedings
Jul 22, 2022
Summons to attend oral proceedings
Jul 22, 2022
Summons to attend oral proceedings
Jul 22, 2022
Transmittal of decision / summons - opposition
Jul 22, 2022
Transmittal of decision / summons - opposition
Jun 29, 2022
Information about the result of oral proceedings
Jun 27, 2022
Brief communication - Opposition proceedings
Jun 23, 2022
Brief communication - Opposition proceedings
Jun 22, 2022
(Electronic) Receipt
Jun 22, 2022
Citation in opposition procedure - 031
Jun 22, 2022
Consolidated list of cited opposition documents
Jun 22, 2022
Letter accompanying subsequently filed items
Jun 22, 2022
Written submission in preparation to/during oral proceedings
Jun 20, 2022
(Electronic) Receipt
Jun 20, 2022
Letter accompanying subsequently filed items
Jun 20, 2022
Written submission in preparation to/during oral proceedings
May 25, 2022
(Electronic) Receipt
May 25, 2022
Letter accompanying subsequently filed items
May 10, 2022
Brief communication - Opposition proceedings
May 4, 2022
(Electronic) Receipt
May 4, 2022
Auxiliary request during Opposition procedure
May 4, 2022
Auxiliary request during Opposition procedure
May 4, 2022
Auxiliary request during Opposition procedure
May 4, 2022
Auxiliary request during Opposition procedure
May 4, 2022
Auxiliary request during Opposition procedure
May 4, 2022
Auxiliary request during Opposition procedure - 01
May 4, 2022
Auxiliary request during Opposition procedure - 01
May 4, 2022
Auxiliary request during Opposition procedure - 01
May 4, 2022
Auxiliary request during Opposition procedure - 01
May 4, 2022
Auxiliary request during Opposition procedure - 01
May 4, 2022
Brief communication - Opposition proceedings
May 4, 2022
Letter accompanying subsequently filed items
May 4, 2022
Written submission in preparation to/during oral proceedings
May 3, 2022
Brief communication - Opposition proceedings
Apr 29, 2022
(Electronic) Receipt
Apr 29, 2022
Letter accompanying subsequently filed items
Apr 29, 2022
Written submission in preparation to/during oral proceedings
Apr 28, 2022
(Electronic) Receipt
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure
Apr 28, 2022
Auxiliary request during Opposition procedure - 01
Apr 28, 2022
Auxiliary request during Opposition procedure - 01
Apr 28, 2022
Auxiliary request during Opposition procedure - 01
Apr 28, 2022
Auxiliary request during Opposition procedure - 01
Apr 28, 2022
Auxiliary request during Opposition procedure - 02
Apr 28, 2022
Auxiliary request during Opposition procedure - 02
Apr 28, 2022
Auxiliary request during Opposition procedure - 03
Apr 28, 2022
Auxiliary request during Opposition procedure - 04
Apr 28, 2022
Auxiliary request during Opposition procedure - 04
Apr 28, 2022
Auxiliary request during Opposition procedure - 05
Apr 28, 2022
Auxiliary request during Opposition procedure - 06
Apr 28, 2022
Auxiliary request during Opposition procedure - 07
Apr 28, 2022
Auxiliary request during Opposition procedure - 08
Apr 28, 2022
Auxiliary request during Opposition procedure - 09
Apr 28, 2022
Citation in opposition procedure - 023
Apr 28, 2022
Citation in opposition procedure - 024
Apr 28, 2022
Citation in opposition procedure - 025
Apr 28, 2022
Citation in opposition procedure - 026
Apr 28, 2022
Citation in opposition procedure - 027
Apr 28, 2022
Citation in opposition procedure - 028
Apr 28, 2022
Citation in opposition procedure - 029
Apr 28, 2022
Citation in opposition procedure - 030
Apr 28, 2022
Letter accompanying subsequently filed items
Apr 28, 2022
Written submission in preparation to/during oral proceedings
Apr 14, 2022
Notification concerning the date of oral proceedings
Apr 14, 2022
Notification concerning the date of oral proceedings
Mar 25, 2022
Brief communication - Opposition proceedings
Mar 25, 2022
Communication of the registration of a transfer or change of name and/or address
Mar 24, 2022
Brief communication - Opposition proceedings
Mar 21, 2022
(Electronic) Receipt
Mar 21, 2022
Letter accompanying subsequently filed items
Mar 21, 2022
Submission concerning change of proprietor's address
Feb 22, 2022
Brief communication - Opposition proceedings
Feb 17, 2022
(Electronic) Receipt
Feb 17, 2022
Any annexes (other than citation) to an opposition letter
Feb 17, 2022
Any annexes (other than citation) to an opposition letter
Feb 17, 2022
Any annexes (other than citation) to an opposition letter
Feb 17, 2022
Letter accompanying subsequently filed items
Feb 17, 2022
Written submission in preparation to/during oral proceedings
Dec 20, 2021
Advice of delivery
Dec 13, 2021
Advice of delivery
Dec 13, 2021
Annex to the communication - opposition
Dec 13, 2021
Information concerning oral proceedings
Dec 13, 2021
Summons to attend oral proceedings
Dec 13, 2021
Summons to attend oral proceedings
Dec 13, 2021
Transmittal of decision / summons - opposition
Dec 13, 2021
Transmittal of decision / summons - opposition
Oct 28, 2021
Brief communication - Opposition proceedings
Oct 22, 2021
Letter regarding the opposition procedure (no time limit)
Oct 5, 2021
Brief communication - Opposition proceedings
Sep 29, 2021
(Electronic) Receipt
Sep 29, 2021
Auxiliary request during Opposition procedure
Sep 29, 2021
Auxiliary request during Opposition procedure
Sep 29, 2021
Auxiliary request during Opposition procedure
Sep 29, 2021
Auxiliary request during Opposition procedure
Sep 29, 2021
Auxiliary request during Opposition procedure
Sep 29, 2021
Auxiliary request during Opposition procedure - 01
Sep 29, 2021
Auxiliary request during Opposition procedure - 02
Sep 29, 2021
Auxiliary request during Opposition procedure - 03
Sep 29, 2021
Auxiliary request during Opposition procedure - 04
Sep 29, 2021
Auxiliary request during Opposition procedure - 05
Sep 29, 2021
Letter accompanying subsequently filed items
Sep 29, 2021
Reply of the patent proprietor to the notice(s) of opposition
Jun 21, 2021
(Electronic) Receipt
Jun 21, 2021
Citation in opposition procedure - 001
Jun 21, 2021
Citation in opposition procedure - 002
Jun 21, 2021
Citation in opposition procedure - 003
Jun 21, 2021
Citation in opposition procedure - 004
Jun 21, 2021
Citation in opposition procedure - 005
Jun 21, 2021
Citation in opposition procedure - 006
Jun 21, 2021
Citation in opposition procedure - 007
Jun 21, 2021
Letter accompanying subsequently filed items
Jun 21, 2021
Letter regarding the opposition procedure (no time limit)
Jun 16, 2021
Communication of a notice of opposition and request to file observations
Jun 16, 2021
Notice of further oppositions to opponent(s)
Jun 10, 2021
Request for documents
Jun 8, 2021
Communication of a notice of opposition - first information to patent proprietor
May 28, 2021
(Electronic) Receipt
May 28, 2021
Citation in opposition procedure - 008
May 28, 2021
Citation in opposition procedure - 009
May 28, 2021
Citation in opposition procedure - 010
May 28, 2021
Citation in opposition procedure - 011
May 28, 2021
Citation in opposition procedure - 012
May 28, 2021
Citation in opposition procedure - 013
May 28, 2021
Citation in opposition procedure - 014
May 28, 2021
Citation in opposition procedure - 015
May 28, 2021
Citation in opposition procedure - 016
May 28, 2021
Citation in opposition procedure - 017
May 28, 2021
Citation in opposition procedure - 018
May 28, 2021
Citation in opposition procedure - 019
May 28, 2021
Citation in opposition procedure - 020
May 28, 2021
Citation in opposition procedure - 021
May 28, 2021
Citation in opposition procedure - 022
May 28, 2021
International publication (Pamphlet)
May 28, 2021
Notice of opposition
May 28, 2021
Notice of opposition
Sep 14, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 6, 2020
Decision to grant a European patent
Jul 21, 2020
(Electronic) Receipt
Jul 21, 2020
Filing of the translations of the claims
Jul 21, 2020
French translation of claims
Jul 21, 2020
German translation of the claims
Jul 21, 2020
Letter accompanying subsequently filed items
Apr 21, 2020
Bibliographic data of the European patent application
Apr 21, 2020
Communication about intention to grant a European patent
Apr 21, 2020
Intention to grant (signatures)
Apr 21, 2020
Text intended for grant (clean copy)
Apr 21, 2020
Text intended for grant (version for approval)
Jan 24, 2020
Change to the inventor details
Jan 21, 2020
(Electronic) Receipt
Jan 21, 2020
Annex
Jan 21, 2020
Annex
Jan 21, 2020
Letter accompanying subsequently filed items
Jan 21, 2020
Letter concerning the inventor
Jan 21, 2020
Reply to communication from the Examining Division
Jan 13, 2020
Annex to the communication
Jan 13, 2020
Communication from the Examining Division
Jan 7, 2020
Examination started
Oct 10, 2019
Communication of the registration of a transfer or change of name and/or address
Sep 11, 2019
(Electronic) Receipt
Sep 11, 2019
Letter accompanying subsequently filed items
Sep 11, 2019
Submission concerning change of applicant's name
Sep 6, 2019
Indication of deficiencies in a request for entry of a change in personal particulars and invitation to correct them
Jul 10, 2019
(Electronic) Receipt
Jul 10, 2019
Amended claims filed after receipt of (European) search report
Jul 10, 2019
Amended claims with annotations
Jul 10, 2019
Amended description filed after receipt of (European) search report
Jul 10, 2019
Amended description with annotations
Jul 10, 2019
Amendments received before examination
Jul 10, 2019
Letter accompanying subsequently filed items
Jul 10, 2019
Submission concerning change of applicant's name
Mar 20, 2019
Notification on forthcoming publication of bibliographic data
Jan 24, 2019
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jan 21, 2019
Communication to designated inventor
Jan 17, 2019
Priority search results copy provided by EPO
Jan 8, 2019
Copy of the international preliminary report on patentability
Jan 4, 2019
(Electronic) Receipt
Jan 4, 2019
Copy of the international preliminary report on patentability
Jan 4, 2019
Request for entry into the European phase
Nov 30, 2018
Notification of the recording of a change
Nov 30, 2018
Notification of the recording of a change
Nov 30, 2018
Notification of the recording of a change
Nov 7, 2018
Notification of the recording of a change
Nov 7, 2018
Notification of the recording of a change
Nov 7, 2018
Notification of the recording of a change
Oct 19, 2018
Information on entry into European phase
Jan 3, 2018
Priority document (electronically transmitted)
Dec 14, 2017
Copy of the international search report
Dec 14, 2017
Published international application - A1
Aug 21, 2017
ISR: cited documents
Aug 18, 2017
Written opinion of the ISA, boxes No. I to VIII
Aug 18, 2017
Written opinion of the ISA, cover sheet
Aug 18, 2017
Written opinion of the ISA, supplemental box
Jun 19, 2017
Notification of receipt of Search copy
Jun 19, 2017
Notification of the international application number and of the international filing date
Jun 13, 2017
Request form for international application (copy for ISA/EP)
Jun 7, 2017
(Electronic) Receipt
Jun 7, 2017
Abstract
Jun 7, 2017
Claims
Jun 7, 2017
Description
Jun 7, 2017
Document concerning fees and payments
Jun 7, 2017
Electronic request for grant of an International application
Jun 7, 2017
Priority document (RO-procedure)

EP3468568

LYSATPHARMA

Application Number: EP17727907A
Filing Date: Jun 7, 2017
Status: Revoked; Aug 1, 2025
Publication Date: Sep 2, 2020
External Links: Slate, Register , Google Patents

IP Verse

Human Platelet Lysate Derived Extracellular Vesicles For Use In Medicine

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP3468568