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Carvacrol/Thymol Composition For The Treatment Of Salmonid Rickettsial Septicemia And Infectious Salmon Anemia

Patent No. EP2552431 (titled "Carvacrol/Thymol Composition For The Treatment Of Salmonid Rickettsial Septicemia And Infectious Salmon Anemia") was filed by Ewos Innovation on Mar 28, 2011. The application was issued on Jun 14, 2017.

Patent Summary

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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
NUTRECO ASSETS	Mar 12, 2018	BECK GREENER

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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Dec 23, 2025
Letter relating to the request for the automatic debiting procedure
Dec 22, 2025
Letter relating to the revocation of the automatic debiting procedure
Dec 17, 2024
Brief communication - Opposition proceedings
Dec 17, 2024
Brief communication - Opposition proceedings
Dec 17, 2024
Decision of the Opposition Division and instruction
Dec 17, 2024
Druckexemplar in opposition procedure
Dec 17, 2024
Grounds for the decision (Annex) - opposition
Dec 17, 2024
Interlocutory decision in opposition proceedings
Dec 17, 2024
Interlocutory decision in opposition proceedings
Dec 17, 2024
Means of redress
Jun 28, 2024
Annex to the communication - opposition
Jun 28, 2024
Brief communication - Opposition proceedings
Jun 28, 2024
Brief communication - Opposition proceedings
Jun 28, 2024
Communication inviting the parties to file observations
Jun 28, 2024
Communication inviting the parties to file observations
Mar 22, 2024
Brief communication - Opposition proceedings
Mar 19, 2024
(Electronic) Receipt
Mar 19, 2024
Amended description with annotations
Mar 19, 2024
Letter accompanying subsequently filed items
Mar 19, 2024
Reply to an examination report in opposition proceedings
Dec 11, 2023
Annex to the communication - opposition
Dec 11, 2023
Brief communication - Opposition proceedings
Dec 11, 2023
Brief communication - Opposition proceedings
Dec 11, 2023
Communication inviting the parties to file observations
Dec 11, 2023
Communication inviting the parties to file observations
Jul 4, 2023
Letter accompanying subsequently filed items
Mar 22, 2023
Decision of the Board of Appeal
Mar 22, 2023
F3032 Notification(s) of the decision
Jan 18, 2023
F3004 Communication of the Registry
Oct 7, 2022
Claims submitted during oral proceedings
Oct 7, 2022
Claims submitted during oral proceedings
Oct 7, 2022
F3013 Oral Proceedings: Forwarding minutes
Oct 7, 2022
F3013 Oral Proceedings: Forwarding minutes
Oct 7, 2022
F3317 Oral Proceedings: Minutes (Appellant: Proprietor + Opponent)
Aug 25, 2022
(Electronic) Receipt
Aug 25, 2022
F3345 Forwarding of submissions to parties
Aug 25, 2022
Letter accompanying subsequently filed items
Aug 25, 2022
Request for interpreters during oral proceedings
Aug 16, 2022
F3345 Forwarding of submissions to parties
Aug 15, 2022
(Electronic) Receipt
Aug 15, 2022
Annexes (other than cited documents) regarding appeal procedure
Aug 15, 2022
Letter accompanying subsequently filed items
Aug 15, 2022
Letter dealing with oral proceedings during the appeal procedure
Aug 12, 2022
Oral proceedings: change of venue
Aug 11, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Aug 10, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Aug 8, 2022
F3345 Forwarding of submissions to parties
Aug 3, 2022
(Electronic) Receipt
Aug 3, 2022
Letter accompanying subsequently filed items
Aug 3, 2022
Oral proceedings: Request for postponement
Jul 5, 2022
F3004 Communication of the Registry
Jul 5, 2022
F3057 Communication: Change of responsibility of a Board of Appeal
Jul 4, 2022
F3345 Forwarding of submissions to parties
Jun 27, 2022
(Electronic) Receipt
Jun 27, 2022
General enquiry
Jun 27, 2022
Letter accompanying subsequently filed items
May 16, 2022
F3022 Oral proceedings: change of board composition
May 16, 2022
F3022 Oral proceedings: change of board composition
May 11, 2022
F3303.16 Change of composition of the Board (T)
Feb 18, 2022
F3345 Forwarding of submissions to parties
Jan 31, 2022
(Electronic) Receipt
Jan 31, 2022
Letter accompanying subsequently filed items
Jan 31, 2022
Letter dealing with oral proceedings during the appeal procedure
Dec 8, 2021
F3011.1 Oral Proceedings: summons
Dec 8, 2021
F3011.1 Oral Proceedings: summons
Dec 3, 2021
F3010 Oral proceedings: order for summons
Jun 8, 2021
F3345 Forwarding of submissions to parties
Jun 2, 2021
(Electronic) Receipt
Jun 2, 2021
Letter accompanying subsequently filed items
Jun 2, 2021
Letter relating to Appeal Procedure
Aug 28, 2020
Composition of the board (T)
May 26, 2020
F3345 Forwarding of submissions to parties
May 26, 2020
F3345 Forwarding of submissions to parties
May 13, 2020
(Electronic) Receipt
May 13, 2020
Citation in appeal procedure - 015
May 13, 2020
Citation in appeal procedure - 016
May 13, 2020
Letter accompanying subsequently filed items
May 13, 2020
Reply to appeal
Apr 30, 2020
(Electronic) Receipt
Apr 30, 2020
Letter accompanying subsequently filed items
Apr 30, 2020
Reply to appeal
Jan 14, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jan 14, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 31, 2019
(Electronic) Receipt
Dec 31, 2019
Citation in appeal procedure - 013
Dec 31, 2019
Citation in appeal procedure - 014
Dec 31, 2019
Letter accompanying subsequently filed items
Dec 31, 2019
Statement of grounds of appeal
Dec 17, 2019
(Electronic) Receipt
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Amended claims with annotations
Dec 17, 2019
Auxiliary request during appeals procedure - 01
Dec 17, 2019
Auxiliary request during appeals procedure - 02
Dec 17, 2019
Auxiliary request during appeals procedure - 03
Dec 17, 2019
Auxiliary request during appeals procedure - 04
Dec 17, 2019
Auxiliary request during appeals procedure - 05
Dec 17, 2019
Auxiliary request during appeals procedure - 06
Dec 17, 2019
Auxiliary request during appeals procedure - 07
Dec 17, 2019
Auxiliary request during appeals procedure - 08
Dec 17, 2019
Auxiliary request during appeals procedure - 09
Dec 17, 2019
Auxiliary request during appeals procedure - 10
Dec 17, 2019
Auxiliary request during appeals procedure - 11
Dec 17, 2019
Auxiliary request during appeals procedure - 12
Dec 17, 2019
Letter accompanying subsequently filed items
Dec 17, 2019
Statement of grounds of appeal
Nov 25, 2019
F3204 Communication of the file number to the parties
Nov 25, 2019
F3204 Communication of the file number to the parties
Nov 25, 2019
F3204 Communication of the file number to the parties
Nov 25, 2019
F3204 Communication of the file number to the parties
Nov 19, 2019
(Electronic) Receipt
Nov 19, 2019
Letter accompanying subsequently filed items
Nov 19, 2019
Notice of appeal
Nov 14, 2019
(Electronic) Receipt
Nov 14, 2019
Annexes (other than cited documents) regarding appeal procedure
Nov 14, 2019
Letter accompanying subsequently filed items
Nov 14, 2019
Notice of appeal
Sep 26, 2019
Advice of delivery
Sep 23, 2019
Advice of delivery
Sep 20, 2019
Advice of delivery
Sep 17, 2019
Acknowledgement of a document
Sep 17, 2019
Acknowledgement of a document
Sep 17, 2019
Annex to the communication - opposition
Sep 17, 2019
Decision of the Opposition Division and instruction
Sep 17, 2019
Druckexemplar in opposition procedure
Sep 17, 2019
Grounds for the decision (Annex) - opposition
Sep 17, 2019
Interlocutory decision in opposition proceedings
Sep 17, 2019
Internal form - Opposition/addressees
Sep 17, 2019
Internal form - Opposition/addressees
Sep 17, 2019
Means of redress
Sep 17, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 17, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 17, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Sep 17, 2019
Provision of a copy of the minutes - opposition procedure
Sep 17, 2019
Scanned annex to a communication - opposition procedure
Jun 18, 2019
Information about the result of oral proceedings
May 20, 2019
Brief communication - Opposition proceedings
May 15, 2019
(Electronic) Receipt
May 15, 2019
Auxiliary request during Opposition procedure - 06
May 15, 2019
Auxiliary request during Opposition procedure - 07
May 15, 2019
Auxiliary request during Opposition procedure - 08
May 15, 2019
Claims
May 15, 2019
Claims
May 15, 2019
Claims
May 15, 2019
Letter accompanying subsequently filed items
May 15, 2019
Written submission in preparation to/during oral proceedings
May 13, 2019
Consolidated list of cited opposition documents
May 13, 2019
Consolidated list of cited opposition documents
Apr 26, 2019
Brief communication - Opposition proceedings
Apr 18, 2019
(Electronic) Receipt
Apr 18, 2019
Letter accompanying subsequently filed items
Apr 18, 2019
Written submission in preparation to/during oral proceedings
Apr 11, 2019
Communication of amended entries
Mar 29, 2019
Brief communication - Opposition proceedings
Mar 29, 2019
Brief communication - Opposition proceedings
Mar 28, 2019
Request concerning representative opponent
Mar 26, 2019
(Electronic) Receipt
Mar 26, 2019
Letter accompanying subsequently filed items
Mar 26, 2019
Request for interpreters during oral proceedings
Mar 22, 2019
(Electronic) Receipt
Mar 22, 2019
Auxiliary request during Opposition procedure - 01
Mar 22, 2019
Auxiliary request during Opposition procedure - 02
Mar 22, 2019
Auxiliary request during Opposition procedure - 03
Mar 22, 2019
Auxiliary request during Opposition procedure - 04
Mar 22, 2019
Auxiliary request during Opposition procedure - 05
Mar 22, 2019
Claims
Mar 22, 2019
Claims
Mar 22, 2019
Claims
Mar 22, 2019
Claims
Mar 22, 2019
Claims
Mar 22, 2019
Letter accompanying subsequently filed items
Mar 22, 2019
Written submission in preparation to/during oral proceedings
Jan 25, 2019
Communication confirming withdrawal from representation
Jan 25, 2019
Communication of amended entries concerning the representative
Jan 22, 2019
(Electronic) Receipt
Jan 22, 2019
Letter accompanying subsequently filed items
Jan 22, 2019
Submission concerning change of proprietor's representative
Dec 4, 2018
(Electronic) Receipt
Dec 4, 2018
Advice of delivery
Dec 4, 2018
Letter accompanying subsequently filed items
Nov 27, 2018
Advice of delivery
Nov 22, 2018
Acknowledgement of a document
Nov 22, 2018
Acknowledgement of a document
Nov 22, 2018
Annex to the communication - opposition
Nov 22, 2018
Information concerning oral proceedings
Nov 22, 2018
Information concerning oral proceedings
Nov 22, 2018
Summons to attend oral proceedings
Nov 22, 2018
Summons to attend oral proceedings
Jul 31, 2018
Brief communication - Opposition proceedings
Jul 26, 2018
(Electronic) Receipt
Jul 26, 2018
Letter accompanying subsequently filed items
Jul 26, 2018
Reply of the patent proprietor to the notice(s) of opposition
Mar 28, 2018
Communication of a notice of opposition and request to file observations
Mar 28, 2018
Notice of further oppositions to opponent(s)
Mar 21, 2018
Communication of a notice of opposition - first information to patent proprietor
Mar 12, 2018
(Electronic) Receipt
Mar 12, 2018
Citation in opposition procedure - 001
Mar 12, 2018
Citation in opposition procedure - 002
Mar 12, 2018
Citation in opposition procedure - 003
Mar 12, 2018
Citation in opposition procedure - 004
Mar 12, 2018
Citation in opposition procedure - 005
Mar 12, 2018
Citation in opposition procedure - 006
Mar 12, 2018
Citation in opposition procedure - 007
Mar 12, 2018
Citation in opposition procedure - 008
Mar 12, 2018
Citation in opposition procedure - 009
Mar 12, 2018
Notice of opposition
Mar 12, 2018
Notice of opposition
Jun 14, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 18, 2017
Decision to grant a European patent
May 2, 2017
(Electronic) Receipt
May 2, 2017
Filing of the translations of the claims
May 2, 2017
French translation of claims
May 2, 2017
German translation of the claims
May 2, 2017
Letter accompanying subsequently filed items
Jan 27, 2017
Bibliographic data of the European patent application
Jan 27, 2017
Communication about intention to grant a European patent
Jan 27, 2017
Intention to grant (signatures)
Jan 27, 2017
Text intended for grant (clean copy)
Jan 27, 2017
Text intended for grant (version for approval)
Jul 26, 2016
(Electronic) Receipt
Jul 26, 2016
Letter accompanying subsequently filed items
Jul 26, 2016
Reply to communication from the Examining Division
Jun 2, 2016
Grant of extension of time limit (examination procedure)
May 27, 2016
(Electronic) Receipt
May 27, 2016
Letter accompanying subsequently filed items
May 27, 2016
Request for extension of time limit to communication from the Examining Division
Jan 22, 2016
Annex to the communication
Jan 22, 2016
Communication from the Examining Division
Jun 16, 2014
Transmittal of third party observations to applicant
Jun 6, 2014
Non-patent literature filed by a third party
Jun 6, 2014
Non-patent literature filed by a third party
Jun 6, 2014
Non-patent literature filed by a third party
Jun 6, 2014
Non-patent literature filed by a third party
Jun 6, 2014
Observations by third parties
Jun 6, 2014
Patent document filed by a Third party
Sep 5, 2013
(Electronic) Receipt
Sep 5, 2013
Letter accompanying subsequently filed items
Sep 5, 2013
Reply to invitation to file a copy of priority search results
Jul 5, 2013
Invitation to file a copy of search results(priority)
Jun 6, 2013
(Electronic) Receipt
Jun 6, 2013
Letter accompanying subsequently filed items
Jun 6, 2013
Letter concerning the inventor
May 23, 2013
Republication of front page of international application with corrected bibliographic data
May 22, 2013
(Electronic) Receipt
May 22, 2013
Letter accompanying subsequently filed items
May 22, 2013
Reply to Written Opinion prepared by the EPO
May 8, 2013
Invitation to indicate correct address of inventor
May 8, 2013
Invitation to indicate correct address of inventor
May 3, 2013
Communication in cases for which no other form is applicable
May 1, 2013
Letter which had not been notified
May 1, 2013
Letter which had not been notified
Apr 5, 2013
Letter concerning the inventor
Jan 9, 2013
Notification on forthcoming publication of bibliographic data
Dec 7, 2012
Letter which had not been notified
Nov 22, 2012
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Nov 19, 2012
Communication to designated inventor
Nov 19, 2012
Communication to designated inventor
Nov 19, 2012
Communication to designated inventor
Nov 19, 2012
Communication to designated inventor
Nov 19, 2012
Communication to designated inventor
Oct 26, 2012
(Electronic) Receipt
Oct 26, 2012
Amended claims filed after receipt of (European) search report
Oct 26, 2012
Request for entry into the European phase
Oct 3, 2012
Copy of the international preliminary examination report
Aug 3, 2012
Information on entry into European phase
Jul 4, 2012
International preliminary examination report
Jul 4, 2012
International preliminary examination report
Jul 4, 2012
International preliminary examination report - free text sheet
Jul 4, 2012
International preliminary examination report - free text sheet
Jul 4, 2012
International preliminary examination report - points I-VIII
Jul 4, 2012
International preliminary examination report - points I-VIII
Jul 4, 2012
Notification of documents sent to WIPO
Jul 4, 2012
Transmittal of International Preliminary Examination Report
Mar 29, 2012
PCT(IPEA): Amended sheet - claims
Mar 29, 2012
PCT(IPEA): Amended sheet - claims
Mar 26, 2012
Cover sheet for fax transmission
Mar 26, 2012
PCT(IPEA): Amended sheet - claims
Mar 26, 2012
PCT(IPEA): Amended sheet - claims
Jan 26, 2012
Grant of extension of time limit
Jan 20, 2012
Request for extension of time limit
Jan 20, 2012
Request for extension of time limit
Dec 21, 2011
Invitation to submit amendments (PCT)
Oct 31, 2011
Amendments of documents (Article 19 PCT)
Oct 20, 2011
Notification of documents sent to WIPO
Oct 20, 2011
Notification of receipt of demand
Oct 18, 2011
Priority document (electronically transmitted)
Oct 11, 2011
Cover sheet for fax transmission
Oct 11, 2011
Document concerning fees and payments
Oct 11, 2011
Document concerning fees and payments
Oct 11, 2011
Letter regarding PCTII procedure
Oct 11, 2011
PCT demand form
Sep 29, 2011
Copy of the international search report
Sep 29, 2011
Published international application - A1
Jul 4, 2011
Written opinion of the ISA, boxes No. I to VIII
Jul 4, 2011
Written opinion of the ISA, cover sheet
Jul 4, 2011
Written opinion of the ISA, supplemental box
May 13, 2011
Submission concerning representation
Apr 28, 2011
Abstract
Apr 28, 2011
Claims
Apr 28, 2011
Description
Apr 28, 2011
Drawings

EP2552431

EWOS INNOVATION

Application Number: EP11717046A
Filing Date: Mar 28, 2011
Status: Granted And Under Opposition; May 12, 2017
Publication Date: Jun 14, 2017
External Links: Slate, Register , Google Patents