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The patent EP3253409 was granted to Intervet on May 6, 2020. The application was filed on Feb 3, 2016 under application number EP16703484A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| BOEHRINGER INGELHEIM | Feb 8, 2021 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | ADMISSIBLE |
| CEVA SANTE ANIMALE | Feb 5, 2021 | CABINET BECKER ET ASSOCIES | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2005070958 |
| DESCRIPTION | WO2009144088 |
| DESCRIPTION | WO9720050 |
| EXAMINATION | WO9720050 |
| INTERNATIONAL-SEARCH-REPORT | WO2009127684 |
| INTERNATIONAL-SEARCH-REPORT | WO2009144088 |
| OPPOSITION | EP1219711 |
| OPPOSITION | EP3253410 |
| OPPOSITION | WO0226250 |
| OPPOSITION | WO2005070958 |
| OPPOSITION | WO2009127684 |
| OPPOSITION | WO2009144088 |
| OPPOSITION | WO9639629 |
| OPPOSITION | WO9720050 |
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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Mar 12, 2025
Refund of fees
Appeal
Feb 21, 2025
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Apr 22, 2024
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Notice of appeal
Appeal
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OPPO
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May 18, 2020
Apr 9, 2020
Decision to grant a European patent
Search/Exam
Mar 30, 2020
(Electronic) Receipt
Search/Exam
Mar 30, 2020
Filing of the translations of the claims
Search/Exam
Mar 30, 2020
French translation of claims
Search/Exam
Mar 30, 2020
German translation of the claims
Search/Exam
Mar 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 19, 2020
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Intention to grant (signatures)
Search/Exam
Feb 19, 2020
Text intended for grant (clean copy)
Search/Exam
Feb 19, 2020
Sep 25, 2019
(Electronic) Receipt
Search/Exam
Sep 25, 2019
Claims
Search/Exam
Sep 25, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 25, 2019
May 7, 2019
Annex to the communication
Search/Exam
May 7, 2019
Communication from the Examining Division
Search/Exam
Mar 1, 2019
(Electronic) Receipt
Search/Exam
Mar 1, 2019
Claims
Search/Exam
Mar 1, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 1, 2019
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Sep 4, 2018
Annex to the communication
Search/Exam
Sep 4, 2018
Communication from the Examining Division
Search/Exam
Aug 29, 2018
Examination started
Search/Exam
Feb 7, 2018
(Electronic) Receipt
Search/Exam
Feb 7, 2018
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Amendments received before examination
Search/Exam
Feb 7, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 15, 2017
Sep 14, 2017
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Communication to designated inventor
Search/Exam
Sep 7, 2017
Priority search results copy provided by EPO
Search/Exam
Aug 23, 2017
Aug 3, 2017
(Electronic) Receipt
Search/Exam
Aug 3, 2017
Request for entry into the European phase
Search/Exam
Jun 19, 2017
Information on entry into European phase
Search/Exam
May 2, 2017
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Notification of the recording of a change
Search/Exam
Apr 18, 2017
(Electronic) Receipt
PCTRO
Apr 18, 2017
Apr 18, 2017
Aug 30, 2016
Aug 11, 2016
Copy of the international search report
Search/Exam
Aug 11, 2016
Published international application - A1
Search/Exam
Mar 29, 2016
ISR: cited documents
PCTISA
Mar 24, 2016
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(Electronic) Receipt
PCTRO
Feb 3, 2016
Abstract
PCTRO
Feb 3, 2016
Claims
PCTRO
Feb 3, 2016
Description
PCTRO
Feb 3, 2016
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