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The patent EP2500014 was granted to Debiopharm on Feb 19, 2025. The application was filed on Jun 6, 2008 under application number EP12172232A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".
Pharmaceutical composition for slow release of LHRH agonist triptorelin, comprising a mixture of two types of biodegradable microgranules made from PLGA copolymer. The first group of microgranules provides an initial burst release of triptorelin within hours, while the second group maintains a sustained release over 6 months. The composition is administered every 6 months for the treatment of prostate cancer.

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 |
|---|---|---|---|
| GENERICS UK | Apr 4, 2019 | ELKINGTON AND FIFE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | GB2257909 |
| OPPOSITION | US2002013273 |
| OPPOSITION | US2004170665 |
| OPPOSITION | US5134122 |
| OPPOSITION | US5192741 |
| OPPOSITION | US5225205 |
| OPPOSITION | US5540937 |
| OPPOSITION | WO2004096259 |
| OPPOSITION | WO2007071395 |
| OTHER | EP2164467 |
| SEARCH | GB2257909 |
| SEARCH | US2002013273 |
| SEARCH | US2004170665 |
| SEARCH | US5134122 |
| SEARCH | US5192741 |
| SEARCH | US5225205 |
| SEARCH | US5540937 |
| SEARCH | WO2004096259 |
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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Description
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Reply to appeal
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Notice of appeal
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(Electronic) Receipt
Search/Exam
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Annexes in respect of a client data request
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Nov 19, 2018
Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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Decision to grant a European patent
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Jun 8, 2018
French translation of claims
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German translation of the claims
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Jun 8, 2018
Letter accompanying subsequently filed items
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Letter concerning the inventor
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Request for further processing
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Description
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Letter accompanying subsequently filed items
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Mar 16, 2017
Amended description with annotations
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Mar 16, 2017
Description
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Mar 16, 2017
Letter accompanying subsequently filed items
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Mar 16, 2017
Request for further processing
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Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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Annex to the communication
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Jun 2, 2016
Communication from the Examining Division
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Sep 4, 2013
Decision to allow further processing
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Aug 22, 2013
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Amended claims with annotations
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Aug 22, 2013
Letter accompanying subsequently filed items
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May 6, 2013
Letter accompanying subsequently filed items
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May 6, 2013
Written request for examination
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Nov 14, 2012
Refund of fees
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Oct 22, 2012
Communication to designated inventor
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Oct 16, 2012
Letter concerning the inventor
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Oct 9, 2012
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European search opinion
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Oct 9, 2012
European search report
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Sep 24, 2012
Sep 14, 2012
Letter which had not been notified
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Communication to designated inventor
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Letter concerning the 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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Letter concerning the inventor
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Notification of forthcoming publication
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Jul 23, 2012
Priority search results copy provided by EPO
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Jul 16, 2012
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Deficiency in designation of inventor
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Jul 13, 2012
Payment of fees and costs
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Jul 12, 2012
Authorisation
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Jul 12, 2012
Submission concerning representation
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Jun 15, 2012
Abstract
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Jun 15, 2012
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Claims
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Jun 15, 2012
Description
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Jun 15, 2012
Designation of inventor
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Designation of inventor
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Designation of inventor
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Designation of inventor
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Designation of inventor
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Designation of inventor
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Designation of inventor
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Jun 15, 2012
Drawings
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Jun 15, 2012
Request for grant of a European patent
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Nov 25, 2009
Jan 6, 2009