Improved Hvt-Vectored Nd-Ibd Vaccine

Patent No. EP3185899 (titled "Improved Hvt-Vectored Nd-Ibd Vaccine") was filed by Intervet on Dec 23, 2015. The application was issued on Jan 14, 2026.

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
MERIAL	Jul 16, 2018	D YOUNG
HRING	Jul 16, 2018	D YOUNG

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 18, 2025
Decision to maintain the European patent in amended form
Dec 18, 2025
Decision to maintain the European patent in amended form
Dec 4, 2025
(Electronic) Receipt
Dec 4, 2025
Filing of the translation of the amended claims
Dec 4, 2025
French translation of claims
Dec 4, 2025
German translation of the claims
Dec 4, 2025
Letter accompanying subsequently filed items
Oct 20, 2025
Communication of bibliographic data
Oct 20, 2025
Communication to opponent concerning maintenance
Oct 20, 2025
Communication with request to file translations
Oct 13, 2025
Maintenance of the patent with the documents specified in the final decision
Oct 13, 2025
Refund of fees
Oct 13, 2025
Refund of fees
Oct 7, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Oct 7, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Oct 2, 2025
Closure of appeal proceedings: deficiency according to Art. 108 EPC
Oct 2, 2025
Closure of appeal proceedings: deficiency according to Art. 108 EPC
Sep 30, 2025
Composition of the board (T)
Sep 26, 2025
F3345 Forwarding of submissions to parties
Sep 25, 2025
(Electronic) Receipt
Sep 25, 2025
Letter accompanying subsequently filed items
Sep 25, 2025
Withdrawal of an appeal
Jul 30, 2025
Communication of loss of rights: deficiency according to Art. 108 EPC
Jul 30, 2025
Communication of loss of rights: deficiency according to Art. 108 EPC
Jul 30, 2025
F3204 Communication of the file number to the parties
Jul 28, 2025
(Electronic) Receipt
Jul 28, 2025
(Electronic) Receipt
Jul 28, 2025
Letter accompanying subsequently filed items
Jul 28, 2025
Notice of appeal
Jul 28, 2025
Notice of appeal
May 28, 2025
Annex to the communication - opposition
May 28, 2025
Brief communication - Opposition proceedings
May 28, 2025
Brief communication - Opposition proceedings
May 28, 2025
Consolidated list of cited opposition documents
May 28, 2025
Decision of the Opposition Division and instruction
May 28, 2025
Druckexemplar in opposition procedure
May 28, 2025
Grounds for the decision (Annex) - opposition
May 28, 2025
Interlocutory decision in opposition proceedings
May 28, 2025
Interlocutory decision in opposition proceedings
May 28, 2025
Means of redress
May 28, 2025
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 28, 2025
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 28, 2025
Provision of a copy of the minutes - opposition procedure
May 28, 2025
Provision of a copy of the minutes - opposition procedure
Apr 7, 2025
Information about the result of oral proceedings
Mar 12, 2025
Brief communication - Opposition proceedings
Mar 7, 2025
(Electronic) Receipt
Mar 7, 2025
Letter accompanying subsequently filed items
Mar 7, 2025
Written submission in preparation to/during oral proceedings
Mar 5, 2025
Brief communication - Opposition proceedings
Feb 28, 2025
(Electronic) Receipt
Feb 28, 2025
Amended description with annotations
Feb 28, 2025
Amended description with annotations
Feb 28, 2025
Amended description with annotations
Feb 28, 2025
Amended description with annotations
Feb 28, 2025
Any annexes (other than citation) to an opposition letter
Feb 28, 2025
Any annexes (other than citation) to an opposition letter
Feb 28, 2025
Letter accompanying subsequently filed items
Feb 28, 2025
Written submission in preparation to/during oral proceedings
Feb 21, 2025
Annex to the communication - opposition
Feb 21, 2025
Brief communication - Opposition proceedings
Feb 21, 2025
Brief communication - Opposition proceedings
Feb 12, 2025
Brief communication - Opposition proceedings
Feb 6, 2025
(Electronic) Receipt
Feb 6, 2025
Amended description with annotations
Feb 6, 2025
Amended description with annotations
Feb 6, 2025
Amended description with annotations
Feb 6, 2025
Amended description with annotations
Feb 6, 2025
Citation in opposition procedure
Feb 6, 2025
Citation in opposition procedure
Feb 6, 2025
Letter accompanying subsequently filed items
Feb 6, 2025
Written submission in preparation to/during oral proceedings
Jan 3, 2025
Brief communication - Opposition proceedings
Dec 19, 2024
(Electronic) Receipt
Dec 19, 2024
Letter accompanying subsequently filed items
Dec 19, 2024
Written submission in preparation to/during oral proceedings
Jun 28, 2024
Annex to the communication - opposition
Jun 28, 2024
Information concerning oral proceedings
Apr 25, 2024
Brief communication - Opposition proceedings
Apr 19, 2024
(Electronic) Receipt
Apr 19, 2024
Amended description with annotations
Apr 19, 2024
Letter accompanying subsequently filed items
Apr 19, 2024
Reply to an examination report in opposition proceedings
Mar 13, 2024
Letter accompanying subsequently filed items
Feb 22, 2024
Annex to the communication - opposition
Feb 22, 2024
Brief communication - Opposition proceedings
Feb 22, 2024
Brief communication - Opposition proceedings
Feb 22, 2024
Communication inviting the parties to file observations
Feb 22, 2024
Communication inviting the parties to file observations
Nov 30, 2023
Brief communication - Opposition proceedings
Nov 27, 2023
(Electronic) Receipt
Nov 27, 2023
Letter accompanying subsequently filed items
Nov 27, 2023
Reply to an examination report in opposition proceedings
Oct 31, 2023
Brief communication - Opposition proceedings
Oct 26, 2023
(Electronic) Receipt
Oct 26, 2023
Amended description with annotations
Oct 26, 2023
Letter accompanying subsequently filed items
Oct 26, 2023
Reply to an examination report in opposition proceedings
Oct 12, 2023
Annex to the communication - opposition
Oct 12, 2023
Brief communication - Opposition proceedings
Oct 12, 2023
Brief communication - Opposition proceedings
Oct 12, 2023
Communication inviting the parties to file observations
Oct 12, 2023
Communication inviting the parties to file observations
Aug 10, 2023
(Electronic) Receipt
Aug 10, 2023
Amended claims with annotations
Aug 10, 2023
Amended description with annotations
Aug 10, 2023
Amended description with annotations
Aug 10, 2023
Amended description with annotations
Aug 10, 2023
Claims
Aug 10, 2023
Letter accompanying subsequently filed items
Aug 10, 2023
Reply to an examination report in opposition proceedings
Apr 19, 2023
Annex to the communication - opposition
Apr 19, 2023
Brief communication - Opposition proceedings
Apr 19, 2023
Brief communication - Opposition proceedings
Apr 19, 2023
Communication inviting the parties to file observations
Apr 19, 2023
Communication inviting the parties to file observations
Jan 12, 2023
Decision of the Board of Appeal
Jan 12, 2023
F3032 Notification(s) of the decision
Jan 12, 2023
F3032 Notification(s) of the decision
Oct 10, 2022
F3013 Oral Proceedings: Forwarding minutes
Oct 10, 2022
F3013 Oral Proceedings: Forwarding minutes
Oct 10, 2022
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Sep 9, 2022
F3345 Forwarding of submissions to parties
Sep 6, 2022
(Electronic) Receipt
Sep 6, 2022
Letter accompanying subsequently filed items
Sep 6, 2022
Letter dealing with oral proceedings during the appeal procedure
Sep 2, 2022
F3345 Forwarding of submissions to parties
Aug 30, 2022
(Electronic) Receipt
Aug 30, 2022
Letter accompanying subsequently filed items
Aug 30, 2022
Letter relating to Appeal Procedure
Aug 25, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Aug 25, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Aug 23, 2022
F3345 Forwarding of submissions to parties
Aug 18, 2022
(Electronic) Receipt
Aug 18, 2022
Letter accompanying subsequently filed items
Aug 18, 2022
Letter dealing with oral proceedings during the appeal procedure
Aug 9, 2022
F3345 Forwarding of submissions to parties
Aug 4, 2022
(Electronic) Receipt
Aug 4, 2022
Letter accompanying subsequently filed items
Aug 4, 2022
Letter dealing with oral proceedings during the appeal procedure
Aug 2, 2022
F3004 Communication of the Registry
Aug 2, 2022
F3004 Communication of the Registry
Aug 1, 2022
F3345 Forwarding of submissions to parties
Jul 27, 2022
(Electronic) Receipt
Jul 27, 2022
Letter accompanying subsequently filed items
Jul 27, 2022
Letter relating to Appeal Procedure
Jul 14, 2022
F3057 Communication: Change of responsibility of a Board of Appeal
Jul 14, 2022
F3057 Communication: Change of responsibility of a Board of Appeal
Jun 23, 2022
F3345 Forwarding of submissions to parties
Jun 22, 2022
(Electronic) Receipt
Jun 22, 2022
Amended claims with annotations
Jun 22, 2022
Letter accompanying subsequently filed items
Jun 22, 2022
Letter dealing with oral proceedings during the appeal procedure
Jun 22, 2022
Main request during appeals procedure
May 13, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 9, 2022
F3022 Oral proceedings: change of board composition
May 9, 2022
F3303.16 Change of composition of the Board (T)
Nov 30, 2021
(Electronic) Receipt
Nov 30, 2021
Advice of delivery
Nov 30, 2021
Letter accompanying subsequently filed items
Nov 25, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 25, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 22, 2021
F3014 Oral Proceedings: Order cancelling/postponing
Oct 6, 2021
(Electronic) Receipt
Oct 6, 2021
Advice of delivery
Oct 6, 2021
Letter accompanying subsequently filed items
Oct 4, 2021
F3011.1 Oral Proceedings: summons
Oct 4, 2021
F3011.1 Oral Proceedings: summons
Oct 4, 2021
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Sep 29, 2021
F3010 Oral proceedings: order for summons
Jul 8, 2021
F3345 Forwarding of submissions to parties
Jul 5, 2021
(Electronic) Receipt
Jul 5, 2021
Letter accompanying subsequently filed items
Jul 5, 2021
Letter relating to Appeal Procedure
Feb 10, 2021
Composition of the board (T)
Nov 10, 2020
F3345 Forwarding of submissions to parties
Nov 5, 2020
(Electronic) Receipt
Nov 5, 2020
Auxiliary request during appeals procedure - 01
Nov 5, 2020
Auxiliary request during appeals procedure - 02
Nov 5, 2020
Auxiliary request during appeals procedure - 03
Nov 5, 2020
Auxiliary request during appeals procedure - 04
Nov 5, 2020
Auxiliary request during appeals procedure - 05
Nov 5, 2020
Auxiliary request during appeals procedure - 06
Nov 5, 2020
Auxiliary request during appeals procedure - 07
Nov 5, 2020
Cited document during appeal procedure
Nov 5, 2020
Cited document during appeal procedure
Nov 5, 2020
Cited document during appeal procedure
Nov 5, 2020
Cited document during appeal procedure
Nov 5, 2020
Claims
Nov 5, 2020
Letter accompanying subsequently filed items
Nov 5, 2020
Reply to appeal
Jun 25, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jun 19, 2020
(Electronic) Receipt
Jun 19, 2020
Cited document during appeal procedure
Jun 19, 2020
Cited document during appeal procedure
Jun 19, 2020
Cited document during appeal procedure
Jun 19, 2020
Cited document during appeal procedure
Jun 19, 2020
Cited document during appeal procedure
Jun 19, 2020
Letter accompanying subsequently filed items
Jun 19, 2020
Statement of grounds of appeal
Apr 23, 2020
F3204 Communication of the file number to the parties
Apr 17, 2020
(Electronic) Receipt
Apr 17, 2020
Letter accompanying subsequently filed items
Apr 17, 2020
Notice of appeal
Mar 24, 2020
Advice of delivery
Mar 3, 2020
Advice of delivery
Feb 25, 2020
Advice of delivery
Feb 21, 2020
Acknowledgement of a document
Feb 21, 2020
Acknowledgement of a document
Feb 21, 2020
Annex to the communication - opposition
Feb 21, 2020
Decision of the Opposition Division and instruction
Feb 21, 2020
Druckexemplar in opposition procedure
Feb 21, 2020
Grounds for the decision (Annex) - opposition
Feb 21, 2020
Interlocutory decision in opposition proceedings
Feb 21, 2020
Internal form - Opposition/addressees
Feb 21, 2020
Internal form - Opposition/addressees
Feb 21, 2020
Means of redress
Feb 21, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 21, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 21, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 21, 2020
Provision of a copy of the minutes - opposition procedure
Feb 21, 2020
Scanned annex to a communication - opposition procedure
Feb 21, 2020
Scanned annex to a communication - opposition procedure
Dec 2, 2019
Information about the result of oral proceedings
Nov 28, 2019
Brief communication - Opposition proceedings
Nov 21, 2019
(Electronic) Receipt
Nov 21, 2019
Letter accompanying subsequently filed items
Nov 21, 2019
Written submission in preparation to/during oral proceedings
Oct 8, 2019
Brief communication - Opposition proceedings
Oct 2, 2019
(Electronic) Receipt
Oct 2, 2019
Claims
Oct 2, 2019
Claims
Oct 2, 2019
Claims
Oct 2, 2019
Letter accompanying subsequently filed items
Oct 2, 2019
Patent document cited during the opposition procedure
Oct 2, 2019
Written submission in preparation to/during oral proceedings
Sep 27, 2019
Brief communication - Opposition proceedings
Sep 19, 2019
(Electronic) Receipt
Sep 19, 2019
Citation in opposition procedure
Sep 19, 2019
Citation in opposition procedure
Sep 19, 2019
Letter accompanying subsequently filed items
Sep 19, 2019
Non-patent literature cited during the opposition procedure
Sep 19, 2019
Patent document cited during the opposition procedure
Sep 19, 2019
Written submission in preparation to/during oral proceedings
Jun 6, 2019
Brief communication - Opposition proceedings
Jun 6, 2019
Communication of amended entries
Jun 5, 2019
Refund of fees
May 29, 2019
Brief communication - Opposition proceedings
May 23, 2019
(Electronic) Receipt
May 23, 2019
Annexes in respect of a client data request
May 23, 2019
Annexes in respect of a client data request
May 23, 2019
Annexes in respect of a client data request
May 23, 2019
Annexes in respect of a client data request
May 23, 2019
Letter accompanying subsequently filed items
May 23, 2019
Request for transfer of rights - opponent
Apr 12, 2019
Advice of delivery
Apr 8, 2019
Advice of delivery
Apr 8, 2019
Advice of delivery
Apr 3, 2019
Acknowledgement of a document
Apr 3, 2019
Acknowledgement of a document
Apr 3, 2019
Annex to the communication - opposition
Apr 3, 2019
Information concerning oral proceedings
Apr 3, 2019
Summons to attend oral proceedings
Apr 3, 2019
Summons to attend oral proceedings
Mar 27, 2019
Information about the result of oral proceedings
Dec 17, 2018
Brief communication - Opposition proceedings
Dec 17, 2018
Brief communication - Opposition proceedings
Dec 11, 2018
(Electronic) Receipt
Dec 11, 2018
Citation in opposition procedure
Dec 11, 2018
Claims
Dec 11, 2018
Claims
Dec 11, 2018
Claims
Dec 11, 2018
Claims
Dec 11, 2018
Claims
Dec 11, 2018
Claims
Dec 11, 2018
Claims
Dec 11, 2018
Claims
Dec 11, 2018
Claims
Dec 11, 2018
Letter accompanying subsequently filed items
Dec 11, 2018
Non-patent literature cited during the opposition procedure
Dec 11, 2018
Non-patent literature cited during the opposition procedure
Dec 11, 2018
Non-patent literature cited during the opposition procedure
Dec 11, 2018
Patent document cited during the opposition procedure
Dec 11, 2018
Patent document cited during the opposition procedure
Dec 11, 2018
Reply of the patent proprietor to the notice(s) of opposition
Oct 18, 2018
Annex to the communication - opposition
Oct 18, 2018
Brief communication - Opposition proceedings
Oct 18, 2018
Rejection of request for extension of time limit
Oct 4, 2018
(Electronic) Receipt
Oct 4, 2018
Letter accompanying subsequently filed items
Oct 4, 2018
Request for extension of time limit
Aug 1, 2018
Communication of a notice of opposition and request to file observations
Jul 30, 2018
Notice of further oppositions to opponent(s)
Jul 25, 2018
Brief communication - Opposition proceedings
Jul 23, 2018
Communication of a notice of opposition - first information to patent proprietor
Jul 16, 2018
(Electronic) Receipt
Jul 16, 2018
Non-patent literature cited during the opposition procedure
Jul 16, 2018
Non-patent literature cited during the opposition procedure
Jul 16, 2018
Non-patent literature cited during the opposition procedure
Jul 16, 2018
Non-patent literature cited during the opposition procedure
Jul 16, 2018
Non-patent literature cited during the opposition procedure
Jul 16, 2018
Non-patent literature cited during the opposition procedure
Jul 16, 2018
Non-patent literature cited during the opposition procedure
Jul 16, 2018
Non-patent literature cited during the opposition procedure
Jul 16, 2018
Non-patent literature cited during the opposition procedure
Jul 16, 2018
Notice of opposition
Jul 16, 2018
Notice of opposition
Jul 16, 2018
Patent document cited during the opposition procedure
Jul 16, 2018
Patent document cited during the opposition procedure
Jul 16, 2018
Patent document cited during the opposition procedure
Jul 16, 2018
Patent document cited during the opposition procedure
Jul 16, 2018
Patent document cited during the opposition procedure
Jul 16, 2018
Patent document cited during the opposition procedure
Jul 16, 2018
Patent document cited during the opposition procedure
Jul 16, 2018
Patent document cited during the opposition procedure
Oct 26, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 21, 2017
Decision to grant a European patent
Sep 4, 2017
(Electronic) Receipt
Sep 4, 2017
Filing of the translations of the claims
Sep 4, 2017
French translation of claims
Sep 4, 2017
German translation of the claims
Sep 4, 2017
Letter accompanying subsequently filed items
Jul 28, 2017
Communication to designated inventor
Jul 28, 2017
Communication to designated inventor
Jul 28, 2017
Communication to designated inventor
Jul 19, 2017
Bibliographic data of the European patent application
Jul 19, 2017
Communication about intention to grant a European patent
Jul 19, 2017
Intention to grant (signatures)
Jul 19, 2017
Text intended for grant (clean copy)
Jul 19, 2017
Text intended for grant (sequence listing)
Jul 19, 2017
Text intended for grant (version for approval)
Jul 10, 2017
Copy of the international preliminary report on patentability
Jun 26, 2017
Examination started
Jun 8, 2017
Notification on forthcoming publication of bibliographic data
Apr 5, 2017
Priority search results copy provided by EPO
Mar 30, 2017
(Electronic) Receipt
Mar 30, 2017
Letter accompanying subsequently filed items
Mar 30, 2017
Matter concerning the application
Mar 24, 2017
(Electronic) Receipt
Mar 24, 2017
Letter accompanying subsequently filed items
Mar 24, 2017
Matter concerning the application
Jul 21, 2016
Priority document (electronically transmitted)
Jun 30, 2016
Converted Sequence Listing
Jun 30, 2016
Copy of the international search report
Jun 30, 2016
Published international application - A1
Mar 8, 2016
ISR: cited documents
Mar 7, 2016
Written opinion of the ISA, boxes No. I to VIII
Mar 7, 2016
Written opinion of the ISA, cover sheet
Mar 7, 2016
Written opinion of the ISA, supplemental box
Feb 10, 2016
Information regarding early processing
Jan 21, 2016
(Electronic) Receipt
Jan 21, 2016
Incoming letter related to PCT RO
Jan 21, 2016
Incoming letter related to PCT RO
Jan 21, 2016
Substitute sheet (R26) Request
Jan 19, 2016
(Electronic) Receipt
Jan 19, 2016
Communication in cases for which no other form is applicable
Jan 19, 2016
Notification of receipt of Search copy
Jan 19, 2016
Request for entry into the European phase
Jan 15, 2016
Invitation to correct defects in the international application
Jan 15, 2016
Notification of the international application number and of the international filing date
Jan 12, 2016
Request form for international application (copy for ISA/EP)
Dec 23, 2015
(Electronic) Receipt
Dec 23, 2015
Abstract
Dec 23, 2015
Claims
Dec 23, 2015
Description
Dec 23, 2015
Document concerning fees and payments
Dec 23, 2015
Drawings
Dec 23, 2015
Electronic request for grant of an International application
Dec 23, 2015
Priority document (RO-procedure)

EP3185899

INTERVET

Application Number: EP15817860A
Filing Date: Dec 23, 2015
Status: Patent Maintained As Amended; Dec 12, 2025
Publication Date: Jan 14, 2026
External Links: Slate, Register , Google Patents

IP Verse

Improved Hvt-Vectored Nd-Ibd Vaccine

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP3185899