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The patent EP4218732 was granted to Novartis on Mar 26, 2025. The application was filed on Aug 1, 2007 under application number EP23166852A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| ELKINGTON AND FIFE | Sep 9, 2025 | ELKINGTON AND FIFE | ADMISSIBLE |
| STADA ARZNEIMITTEL | Aug 5, 2025 | MAIWALD | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2001US16863 |
| DESCRIPTION | WO2003US16255 |
| DESCRIPTION | WO2004US13468 |
| DESCRIPTION | US2004019190 |
| DESCRIPTION | US2006178518 |
| DESCRIPTION | US2007105824 |
| DESCRIPTION | US7160870 |
| DESCRIPTION | WO0189457 |
| DESCRIPTION | WO03098002 |
| DESCRIPTION | WO2004096154 |
| OPPOSITION | WO03098992 |
| OTHER | US2006178518 |
| OTHER | WO2008136843 |
| SEARCH | US2001044474 |
| SEARCH | US2006178518 |
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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Feb 27, 2025
Decision to grant a European patent
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Feb 19, 2025
(Electronic) Receipt
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Feb 19, 2025
Filing of the translations of the claims
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Feb 19, 2025
French translation of claims
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Feb 19, 2025
German translation of the claims
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Feb 19, 2025
Letter accompanying subsequently filed items
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Feb 17, 2025
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Feb 17, 2025
Intention to grant (signatures)
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Feb 17, 2025
Text intended for grant (clean copy)
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Feb 17, 2025
Jan 24, 2025
(Electronic) Receipt
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Jan 24, 2025
Letter accompanying subsequently filed items
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Jan 24, 2025
Jan 9, 2025
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(Electronic) Receipt
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Jan 6, 2025
Letter accompanying subsequently filed items
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Jan 6, 2025
Non-patent literature filed by a third party
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Jan 6, 2025
Non-patent literature filed by a third party
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Jan 6, 2025
Observations by third parties
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Jan 3, 2025
Observations by third parties
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Oct 16, 2024
(Electronic) Receipt
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Oct 16, 2024
Amended claims with annotations
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Oct 16, 2024
Amended description with annotations
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Oct 16, 2024
Claims
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Oct 16, 2024
Description
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Oct 16, 2024
Letter accompanying subsequently filed items
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Oct 16, 2024
Sep 10, 2024
Annex to the communication
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Sep 10, 2024
Communication from the Examining Division
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Aug 2, 2024
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Jul 30, 2024
(Electronic) Receipt
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Jul 30, 2024
Letter accompanying subsequently filed items
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Jul 30, 2024
Observations by third parties
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Jul 17, 2024
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Jul 11, 2024
(Electronic) Receipt
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Jul 11, 2024
Letter accompanying subsequently filed items
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Jul 11, 2024
Non-patent literature filed by a third party
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Jul 11, 2024
Non-patent literature filed by a third party
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Jul 11, 2024
Non-patent literature filed by a third party
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Jul 11, 2024
Non-patent literature filed by a third party
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Jul 11, 2024
Observations by third parties
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May 3, 2024
(Electronic) Receipt
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May 3, 2024
May 3, 2024
Amended description with annotations
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May 3, 2024
Description
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May 3, 2024
Letter accompanying subsequently filed items
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May 3, 2024
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Apr 29, 2024
(Electronic) Receipt
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Apr 29, 2024
Letter accompanying subsequently filed items
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Apr 29, 2024
Observations by third parties
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Apr 11, 2024
(Electronic) Receipt
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Apr 11, 2024
Letter accompanying subsequently filed items
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Apr 11, 2024
Mar 1, 2024
Annex to the communication
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Mar 1, 2024
Communication from the Examining Division
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Feb 22, 2024
Examination started
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Jan 16, 2024
Jan 16, 2024
Amended claims with annotations
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Jan 16, 2024
Jan 16, 2024
Amended description with annotations
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Jan 16, 2024
Amendments received before examination
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Jan 16, 2024
Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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Nov 21, 2023
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Sep 6, 2023
Aug 17, 2023
Annexes in respect of a client data request
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Aug 17, 2023
Annexes in respect of a client data request
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Aug 17, 2023
Annexes in respect of a client data request
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Aug 17, 2023
Letter accompanying subsequently filed items
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Aug 17, 2023
Aug 7, 2023
Jul 5, 2023
Notification of forthcoming publication
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Jun 14, 2023
Jun 14, 2023
Refund of fees
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Jun 9, 2023
European search report
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Jun 9, 2023
Information on Search Strategy
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May 17, 2023
May 12, 2023
Search started
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Apr 5, 2023
Abstract
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Apr 5, 2023
Apr 5, 2023
Claims
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Apr 5, 2023
Description
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Apr 5, 2023
Designation of inventor
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Apr 5, 2023
Drawings
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Apr 5, 2023
Request for grant of a European patent
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Dec 3, 2008
Dec 3, 2008