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The patent EP2634243 was granted to DPX on Jul 24, 2024. The application was filed on Jul 4, 2007 under application number EP13169693A. 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 |
|---|---|---|---|
| REPLIGEN | Jun 6, 2018 | FISH & RICHARDSON PC | WITHDRAWN |
| BOEHRINGER INGELHEIM | Jun 5, 2018 | HOFER | ADMISSIBLE |
| BAXALTA | May 30, 2018 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0833934 |
| DESCRIPTION | US5994128 |
| DESCRIPTION | US6544424 |
| DESCRIPTION | US6855544 |
| DESCRIPTION | US6994128 |
| DESCRIPTION | WO0138362 |
| DESCRIPTION | WO2004099396 |
| DESCRIPTION | WO2005095578 |
| OPPOSITION | DE10120835 |
| OPPOSITION | EP2041259 |
| OPPOSITION | EP2308958 |
| OPPOSITION | EP2343362 |
| OPPOSITION | EP2634242 |
| OPPOSITION | EP2634250 |
| OPPOSITION | US4806484 |
| OPPOSITION | US5286646 |
| OPPOSITION | US6001585 |
| OPPOSITION | US6544424 |
| OPPOSITION | US6855544 |
| OPPOSITION | WO2004099396 |
| OPPOSITION | WO2005095578 |
| OPPOSITION | WO2008006494 |
| OPPOSITION | WO2008152075 |
| SEARCH | US4806484 |
| SEARCH | US5286646 |
| SEARCH | WO2004099396 |
| SEARCH | WO2005095578 |
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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OPPO
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Appeal
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Reply to appeal
Appeal
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Appeal
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Appeal
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Appeal
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Notice of appeal
Appeal
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OPPO
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Authorisation
Search/Exam
May 23, 2018
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Search/Exam
May 15, 2018
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Decision to grant a European patent
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Intention to grant (signatures)
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Jul 28, 2017
Text intended for grant (clean copy)
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Jun 29, 2017
Claims
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Jun 29, 2017
French translation of claims
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Jun 29, 2017
German translation of the claims
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Jun 29, 2017
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Intention to grant (signatures)
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Mar 15, 2017
Text intended for grant (clean copy)
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Mar 15, 2017
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Annex to the communication
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Feb 17, 2017
Consultation by telephone/in person
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Feb 17, 2017
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(Electronic) Receipt
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Jan 23, 2017
Authorisation
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Jan 23, 2017
General authorisation
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Jan 23, 2017
Letter accompanying subsequently filed items
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Jan 20, 2017
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Claims
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Jan 18, 2017
Payment of fees and costs
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Translation of the claims
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Translation of the claims
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Nov 7, 2016
(Electronic) Receipt
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Nov 7, 2016
Authorisation
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Nov 7, 2016
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Oct 27, 2016
Text intended for grant (clean copy)
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Oct 27, 2016
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Jan 11, 2016
Amended description with annotations
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Jan 11, 2016
Claims
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Jan 11, 2016
Description
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Jan 11, 2016
Nov 27, 2015
Annex to the communication
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Nov 27, 2015
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Search/Exam
Feb 3, 2015
(Electronic) Receipt
Search/Exam
Feb 3, 2015
Amended claims with annotations
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Feb 3, 2015
Claims
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Feb 3, 2015
Letter accompanying subsequently filed items
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Feb 3, 2015
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Nov 24, 2014
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Oct 13, 2014
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Oct 13, 2014
Annexes in respect of a client data request
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Oct 13, 2014
General authorisation
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Oct 13, 2014
Letter accompanying subsequently filed items
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Oct 13, 2014
Aug 20, 2014
Aug 14, 2014
(Electronic) Receipt
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Aug 14, 2014
Letter accompanying subsequently filed items
Search/Exam
Aug 14, 2014
Apr 16, 2014
Annex to the communication
Search/Exam
Apr 16, 2014
Communication from the Examining Division
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Mar 19, 2014
Refund order of filing/examination fee
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Mar 4, 2014
(Electronic) Receipt
Search/Exam
Mar 4, 2014
Mar 4, 2014
Amended claims with annotations
Search/Exam
Mar 4, 2014
Amendments received before examination
Search/Exam
Mar 4, 2014
Letter accompanying subsequently filed items
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Sep 9, 2013
Aug 12, 2013
Refund of fees
Search/Exam
Aug 7, 2013
Notification of forthcoming publication
Search/Exam
Jul 25, 2013
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European search opinion
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Jul 25, 2013
European search report
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Jul 22, 2013
Communication to designated inventor
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Jul 22, 2013
Communication to designated inventor
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Jul 22, 2013
Communication to designated inventor
Search/Exam
Jul 15, 2013
Search started
Search/Exam
Jun 18, 2013
Priority search results copy provided by EPO
Search/Exam
Jun 18, 2013
Priority search results copy provided by EPO
Search/Exam
May 29, 2013
Abstract
Search/Exam
May 29, 2013
May 29, 2013
Claims
Search/Exam
May 29, 2013
Description
Search/Exam
May 29, 2013
Designation of inventor
Search/Exam
May 29, 2013
Designation of inventor
Search/Exam
May 29, 2013
Designation of inventor
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May 29, 2013
Drawings
Search/Exam
May 29, 2013
Request for grant of a European patent
Search/Exam
Feb 11, 2008
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