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The patent EP3461503 was granted to Biomarin Pharmaceutical on May 11, 2022. The application was filed on Apr 11, 2008 under application number EP18205446A. 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 |
|---|---|---|---|
| CORIPHARMA EHF | Nov 9, 2022 | ELKINGTON AND FIFE | ADMISSIBLE |
| DIPHARMA | Nov 9, 2022 | ELKINGTON AND FIFE | WITHDRAWN |
| BETAPHARM ARZNEIMITTEL | Oct 28, 2022 | HAMM & WITTKOPP | ADMISSIBLE |
| SANDOZ | Oct 12, 2022 | ELKINGTON AND FIFE | ADMISSIBLE |
| STADA ARZNEIMITTEL | Oct 5, 2022 | HAMM & WITTKOPP | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CA2420374 |
| DESCRIPTION | EP0079574 |
| DESCRIPTION | EP0191335 |
| DESCRIPTION | EP1757293 |
| DESCRIPTION | JPH0482888 |
| DESCRIPTION | JPH09157270 |
| DESCRIPTION | JPS5921685 |
| DESCRIPTION | US2002076782 |
| DESCRIPTION | US2002106645 |
| DESCRIPTION | US2002187958 |
| DESCRIPTION | US2003032616 |
| DESCRIPTION | US2006040946 |
| DESCRIPTION | US2601215 |
| DESCRIPTION | US3505329 |
| DESCRIPTION | US4540783 |
| DESCRIPTION | US4550109 |
| DESCRIPTION | US4587340 |
| DESCRIPTION | US4595752 |
| DESCRIPTION | US4649197 |
| DESCRIPTION | US4665182 |
| DESCRIPTION | US4701455 |
| DESCRIPTION | US4713454 |
| DESCRIPTION | US4752573 |
| DESCRIPTION | US4758571 |
| DESCRIPTION | US4774244 |
| DESCRIPTION | US4920122 |
| DESCRIPTION | US4937342 |
| DESCRIPTION | US5037981 |
| DESCRIPTION | US5198547 |
| DESCRIPTION | US5350851 |
| DESCRIPTION | US5401844 |
| DESCRIPTION | US5698408 |
| DESCRIPTION | US5753656 |
| DESCRIPTION | US5874433 |
| DESCRIPTION | US5922713 |
| DESCRIPTION | US5945452 |
| DESCRIPTION | US6011040 |
| DESCRIPTION | US6274581 |
| DESCRIPTION | US6410535 |
| DESCRIPTION | US6441038 |
| DESCRIPTION | US6544994 |
| DESCRIPTION | WO2005049000 |
| DESCRIPTION | WO2005049614 |
| DESCRIPTION | WO2006055511 |
| OPPOSITION | WO2005049000 |
| OPPOSITION | WO2006055511 |
| SEARCH | WO2005049000 |
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.
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Letter concerning publication issues
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(Electronic) Receipt
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Mar 29, 2022
Amended description with annotations
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Mar 29, 2022
Description
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Mar 29, 2022
Letter accompanying subsequently filed items
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Mar 29, 2022
Request for correction of the publication
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Feb 22, 2022
Jan 13, 2022
Decision to grant a European patent
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Jan 4, 2022
Change to the inventor details
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Dec 28, 2021
(Electronic) Receipt
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Dec 28, 2021
Filing of the translations of the claims
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Dec 28, 2021
French translation of claims
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Dec 28, 2021
German translation of the claims
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Dec 28, 2021
Letter accompanying subsequently filed items
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Dec 20, 2021
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Intention to grant (signatures)
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Dec 20, 2021
Text intended for grant (clean copy)
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Dec 20, 2021
Jul 9, 2021
(Electronic) Receipt
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Jul 9, 2021
Annex
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Jul 9, 2021
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Jun 16, 2021
Letter accompanying subsequently filed items
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Jun 9, 2021
Annex to the communication
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Jun 9, 2021
Communication from the Examining Division
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Jan 4, 2021
(Electronic) Receipt
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Jan 4, 2021
Amended claims with annotations
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Jan 4, 2021
Annex
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Jan 4, 2021
Claims
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Jan 4, 2021
Letter accompanying subsequently filed items
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Jan 4, 2021
Nov 25, 2020
Annex to the communication
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Nov 25, 2020
Communication from the Examining Division
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Jul 13, 2020
Amended claims with annotations
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Jul 13, 2020
Claims
Search/Exam
Jul 13, 2020
Description
Search/Exam
Jul 13, 2020
Letter accompanying subsequently filed items
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Jul 13, 2020
Notice of opposition
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Jul 13, 2020
Jun 24, 2020
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(Electronic) Receipt
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Jun 15, 2020
Letter accompanying subsequently filed items
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Feb 21, 2020
Annex to the communication
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Feb 21, 2020
Communication from the Examining Division
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(Electronic) Receipt
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Amended claims with annotations
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Oct 2, 2019
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Oct 2, 2019
Letter accompanying subsequently filed items
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Oct 2, 2019
Letter concerning search matters
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Apr 8, 2019
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Refund of fees
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European search opinion
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Mar 6, 2019
European search report
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Mar 6, 2019
Information on Search Strategy
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Mar 6, 2019
Notification of forthcoming publication
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Feb 21, 2019
Search started
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Jan 4, 2019
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Nov 9, 2018
Abstract
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Nov 9, 2018
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Claims
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Nov 9, 2018
Description
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Nov 9, 2018
Designation of inventor
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Nov 9, 2018
Drawings
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Nov 9, 2018
Request for grant of a European patent
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Nov 12, 2008
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