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The patent EP1857547 was granted to Atugen on Dec 2, 2020. The application was filed on Aug 5, 2003 under application number EP06027129A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| SANOFI | Oct 17, 2018 | MATHYS & SQUIRE | WITHDRAWN |
| THE MEDICINES UK | Oct 16, 2018 | BIRD & BIRD | WITHDRAWN |
| ALNYLAM PHARMACEUTICALS | Aug 17, 2018 | POTTER CLARKSON | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | CA2432350 |
| OPPOSITION | EP0653439 |
| OPPOSITION | EP1144623 |
| OPPOSITION | EP1214945 |
| OPPOSITION | EP1550719 |
| OPPOSITION | EP2258847 |
| OPPOSITION | US2003190635 |
| OPPOSITION | US38678202P |
| OPPOSITION | US5811533 |
| OPPOSITION | US6107094 |
| OPPOSITION | US6239272 |
| OPPOSITION | US6348312 |
| OPPOSITION | US7452987 |
| OPPOSITION | US8114851 |
| OPPOSITION | WO0044895 |
| OPPOSITION | WO02055693 |
| OPPOSITION | WO02097114 |
| OPPOSITION | WO0216620 |
| OPPOSITION | WO0244321 |
| OPPOSITION | WO03064621 |
| OPPOSITION | WO03070895 |
| OPPOSITION | WO03070912 |
| OPPOSITION | WO03070918 |
| OPPOSITION | WO9207065 |
| OPPOSITION | WO9401550 |
| OPPOSITION | WO9618736 |
| OPPOSITION | WO9746570 |
| OPPOSITION | WO9954459 |
| OPPOSITION | WO9955857 |
| SEARCH | WO0044895 |
| SEARCH | WO02055693 |
| SEARCH | WO0244321 |
| SEARCH | WO03070912 |
| SEARCH | WO9513834 |
| SEARCH | WO9741141 |
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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Document concerning representation
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Decision to grant a European patent
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(Electronic) Receipt
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Filing of the translations of the claims
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Dec 6, 2017
French translation of claims
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German translation of the claims
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Dec 6, 2017
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Dec 1, 2017
Text intended for grant (sequence listing)
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(Electronic) Receipt
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Amended claims with annotations
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Description
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Letter accompanying subsequently filed items
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Oct 10, 2017
Communication from the Examining Division
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Apr 27, 2017
Submission concerning representation
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(Electronic) Receipt
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Apr 24, 2017
Amended claims with annotations
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Apr 24, 2017
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Apr 24, 2017
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Jan 30, 2017
Letter accompanying subsequently filed items
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Jan 30, 2017
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Annex to the communication
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Oct 14, 2016
Communication from the Examining Division
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(Electronic) Receipt
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Mar 24, 2016
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Mar 24, 2016
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Mar 24, 2016
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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Jan 19, 2016
Sep 17, 2015
Annex to the communication
Search/Exam
Sep 17, 2015
Communication from the Examining Division
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(Electronic) Receipt
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Jul 9, 2015
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Mar 5, 2015
Communication from the Examining Division
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(Electronic) Receipt
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Jan 19, 2015
Authorisation
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Jan 19, 2015
Letter accompanying subsequently filed items
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Dec 23, 2014
Amended claims with annotations
Search/Exam
Dec 23, 2014
Claims
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Dec 23, 2014
Letter accompanying subsequently filed items
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Search/Exam
Dec 16, 2014
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Search/Exam
Jun 6, 2014
Communication from the Examining Division
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Jun 2, 2014
Examination started
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Feb 18, 2014
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Annexes in respect of a client data request
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Jan 28, 2014
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Annexes in respect of a client data request
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Jan 27, 2014
Request for change of name of the applicant
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Aug 5, 2013
Letter accompanying subsequently filed items
Search/Exam
Aug 5, 2013
Letter concerning fees and payments
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Aug 5, 2013
Payment of fees and costs
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Jul 31, 2013
Letter concerning fees and payments
Search/Exam
Jul 31, 2013
Payment of fees and costs
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Jul 31, 2013
Payment of fees and costs
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Aug 1, 2012
Letter accompanying subsequently filed items
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Aug 1, 2012
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Jul 31, 2012
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Jul 31, 2012
Payment of fees and costs
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Mar 26, 2012
Request for further processing allowed
Search/Exam
Mar 7, 2012
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Amended claims with annotations
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Mar 7, 2012
Amended claims with annotations
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Mar 7, 2012
Amendments received before examination
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Mar 7, 2012
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Mar 7, 2012
Letter accompanying subsequently filed items
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Mar 7, 2012
Payment of fees and costs
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Mar 7, 2012
Request for further processing
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Mar 7, 2012
Request for further processing
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Dec 28, 2011
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Letter accompanying subsequently filed items
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Aug 16, 2011
Letter concerning fees and payments
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Aug 12, 2011
Letter concerning fees and payments
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Aug 12, 2011
Payment of fees and costs
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May 23, 2011
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Refund of fees
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Apr 18, 2011
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European search opinion
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Apr 18, 2011
European search report
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Aug 10, 2010
Letter accompanying subsequently filed items
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Aug 10, 2010
Letter concerning fees and payments
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Aug 10, 2010
Letter concerning fees and payments
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Aug 10, 2010
Payment of fees and costs
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Aug 10, 2009
Submission concerning representation
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Jul 1, 2009
Refund of fees
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Jun 5, 2009
Letter accompanying subsequently filed items
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Jun 5, 2009
Letter concerning fees and payments
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Letter concerning fees and payments
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Jun 5, 2009
Payment of fees and costs
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Dec 2, 2008
Oct 23, 2008
Annexes in respect of a client data request
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Oct 23, 2008
Jun 13, 2008
Letter accompanying subsequently filed items
Search/Exam
Jun 13, 2008
Letter concerning fees and payments
Search/Exam
Jun 13, 2008
Letter concerning fees and payments
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Jun 13, 2008
Payment of fees and costs
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Oct 24, 2007
Notification of forthcoming publication
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Aug 2, 2007
Letter concerning fees and payments
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Aug 2, 2007
Letter concerning fees and payments
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Apr 10, 2007
Non-scannable object
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Apr 10, 2007
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Sequence listing
Search/Exam
Feb 9, 2007
Deficiencies in sequence listing
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Feb 7, 2007
Refund of fees
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Dec 30, 2006
Abstract
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Dec 30, 2006
Claims
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Dec 30, 2006
Description
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Dec 30, 2006
Designation of inventor
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Dec 30, 2006
Drawings
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Dec 30, 2006
Matter concerning the application
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Dec 30, 2006
Matter concerning the application
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Dec 30, 2006
Non-scannable object
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Dec 30, 2006
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Sequence listing
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