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The patent EP2305180 was granted to Kensey Nash BVF Technology on Apr 5, 2017. The application was filed on Jun 14, 2003 under application number EP10011676A. 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 |
|---|---|---|---|
| RUTT | Jan 5, 2018 | BOULT WADE TENNANT | ADMISSIBLE |
| TETEC TISSUE ENGINEERING | Jan 4, 2018 | PATENTANWALTE RUFF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE10196234T |
| OPPOSITION | EP1275405 |
| OPPOSITION | EP1312383 |
| OPPOSITION | EP1648347 |
| OPPOSITION | US2002013626 |
| OPPOSITION | US2002090391 |
| OPPOSITION | US2002183855 |
| OPPOSITION | US4780450 |
| OPPOSITION | US4925924 |
| OPPOSITION | US4948540 |
| OPPOSITION | US5171574 |
| OPPOSITION | US5206028 |
| OPPOSITION | US5306311 |
| OPPOSITION | US5318779 |
| OPPOSITION | US5331092 |
| OPPOSITION | US5489306 |
| OPPOSITION | US5573771 |
| OPPOSITION | US5837278 |
| OPPOSITION | US6042610 |
| OPPOSITION | US6294187 |
| OPPOSITION | US6527810 |
| OPPOSITION | US6541023 |
| OPPOSITION | WO0191821 |
| OPPOSITION | WO2005004755 |
| OPPOSITION | WO9118558 |
| OPPOSITION | WO9518638 |
| OPPOSITION | WO9624310 |
| OPPOSITION | WO9714376 |
| OPPOSITION | WO9919005 |
| SEARCH | US2002183855 |
| SEARCH | US5489306 |
| SEARCH | US6478825 |
| SEARCH | WO9518638 |
| SEARCH | WO9714376 |
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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Apr 5, 2017
Mar 27, 2017
Mar 17, 2017
Letter concerning publication issues
Search/Exam
Mar 9, 2017
Decision to grant a European patent
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Feb 21, 2017
(Electronic) Receipt
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Feb 21, 2017
Filing of the translations of the claims
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Feb 21, 2017
French translation of claims
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Feb 21, 2017
German translation of the claims
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Feb 21, 2017
Letter accompanying subsequently filed items
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Nov 3, 2016
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Intention to grant (signatures)
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Nov 3, 2016
Text intended for grant (clean copy)
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Nov 3, 2016
Oct 28, 2016
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Oct 24, 2016
(Electronic) Receipt
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Oct 24, 2016
Authorisation
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Oct 24, 2016
Letter accompanying subsequently filed items
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Oct 24, 2016
Feb 16, 2015
Claims
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Feb 16, 2015
Feb 11, 2015
Claims
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Feb 11, 2015
Cover sheet for fax transmission
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Feb 11, 2015
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Letter accompanying subsequently filed items
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Jan 12, 2015
Sep 3, 2014
Annex to the communication
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Sep 3, 2014
Communication from the Examining Division
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Aug 1, 2014
Claims
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Aug 1, 2014
Claims
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Aug 1, 2014
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May 21, 2014
Submission concerning representation
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May 19, 2014
May 19, 2014
Submission concerning representation
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May 8, 2014
Apr 30, 2014
Apr 4, 2014
Annex to the communication
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Apr 4, 2014
Communication from the Examining Division
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Oct 29, 2013
Submission concerning representation
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Aug 8, 2013
Claims
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Aug 8, 2013
Claims
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Aug 8, 2013
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Apr 9, 2013
Annex to the communication
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Apr 9, 2013
Communication from the Examining Division
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Mar 26, 2013
Mar 11, 2013
Claims
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Mar 11, 2013
Mar 8, 2013
Claims
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Mar 8, 2013
Oct 29, 2012
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Intention to grant (signatures)
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Oct 29, 2012
Text intended for grant
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Jul 26, 2012
Claims
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Jul 26, 2012
Claims
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Jul 26, 2012
Description
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Jul 26, 2012
Description
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Jul 26, 2012
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May 16, 2012
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Annex to the communication
Search/Exam
Jan 16, 2012
Communication from the Examining Division
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Oct 6, 2011
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Amended claims with annotations
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Oct 6, 2011
Amended claims with annotations
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Oct 6, 2011
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Amendments received before examination
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Oct 6, 2011
Amendments received before examination
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Oct 5, 2011
Letter concerning fees and payments
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Apr 11, 2011
Mar 24, 2011
Letter concerning the inventor
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Mar 9, 2011
Notification of forthcoming publication
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Feb 23, 2011
Feb 23, 2011
European search opinion
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Feb 23, 2011
European search report
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Feb 17, 2011
Modified abstract
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Jan 27, 2011
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Designation of inventor
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Jan 19, 2011
Letter concerning the inventor
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Dec 30, 2010
Annexes in respect of a client data request
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Dec 30, 2010
Matter concerning the application
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Dec 30, 2010
Nov 24, 2010
Sep 29, 2010
Abstract
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Sep 29, 2010
Claims
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Sep 29, 2010
Description
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Sep 29, 2010
Drawings
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Sep 29, 2010
Letter concerning search matters
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Sep 29, 2010