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The patent EP2397155 was granted to Dana Farber Cancer Institute on Dec 13, 2017. The application was filed on Jun 8, 2006 under application number EP11162667A. 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 |
|---|---|---|---|
| JANSSEN SCIENCES IRELAND UC | Sep 13, 2018 | CARPMAELS & RANSFORD | ADMISSIBLE |
| REGENERON PHARMACEUTICALS | Sep 12, 2018 | J A KEMP | ADMISSIBLE |
| SANOFI | Sep 11, 2018 | CARPMAELS & RANSFORD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2002106730 |
| DESCRIPTION | US2002107363 |
| DESCRIPTION | US2002110836 |
| DESCRIPTION | US2002160000 |
| DESCRIPTION | US2002164600 |
| DESCRIPTION | US2003039653 |
| DESCRIPTION | US2003044768 |
| DESCRIPTION | US2003064380 |
| DESCRIPTION | US2003166531 |
| DESCRIPTION | US2003232323 |
| DESCRIPTION | US2004137577 |
| DESCRIPTION | US3625214 |
| DESCRIPTION | US4230767 |
| DESCRIPTION | US4233402 |
| DESCRIPTION | US4275149 |
| DESCRIPTION | US4376110 |
| DESCRIPTION | US4659678 |
| DESCRIPTION | US4727022 |
| DESCRIPTION | US4789734 |
| DESCRIPTION | US4925673 |
| DESCRIPTION | US5698520 |
| DESCRIPTION | US5954687 |
| DESCRIPTION | US6368832 |
| DESCRIPTION | US6579854 |
| DESCRIPTION | US6808710 |
| DESCRIPTION | WO8907136 |
| OPPOSITION | US2007122378 |
| OPPOSITION | WO0114557 |
| OPPOSITION | WO0200730 |
| OPPOSITION | WO02079499 |
| OPPOSITION | WO02086083 |
| OPPOSITION | WO2004004771 |
| OPPOSITION | WO2007005874 |
| OTHER | WO2004004771 |
| SEARCH | EP1537878 |
| SEARCH | WO0200730 |
| SEARCH | WO2004004771 |
| SEARCH | WO2004056875 |
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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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Dec 8, 2022
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Letter accompanying subsequently filed items
Search/Exam
Aug 5, 2021
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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Appeal
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Reply to appeal
Appeal
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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Decision to grant a European patent
Search/Exam
Nov 1, 2017
(Electronic) Receipt
Search/Exam
Nov 1, 2017
Filing of the translations of the claims
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Nov 1, 2017
French translation of claims
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Nov 1, 2017
German translation of the claims
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Nov 1, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 5, 2017
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Intention to grant (signatures)
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Jul 5, 2017
Text intended for grant (clean copy)
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Jul 5, 2017
Text intended for grant (sequence listing)
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Jul 5, 2017
Jun 13, 2017
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Submission concerning representation
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Jan 23, 2017
(Electronic) Receipt
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Jan 23, 2017
Amended description with annotations
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Jan 23, 2017
Description
Search/Exam
Jan 23, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 23, 2017
Oct 21, 2016
Annex to the communication
Search/Exam
Oct 21, 2016
Communication from the Examining Division
Search/Exam
Oct 19, 2016
Oct 12, 2016
(Electronic) Receipt
Search/Exam
Oct 12, 2016
Letter accompanying subsequently filed items
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Oct 12, 2016
Jul 15, 2016
(Electronic) Receipt
Search/Exam
Jul 15, 2016
Amended claims with annotations
Search/Exam
Jul 15, 2016
Annex
Search/Exam
Jul 15, 2016
Claims
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Jul 15, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 15, 2016
Mar 11, 2016
Annex to the communication
Search/Exam
Mar 11, 2016
Communication from the Examining Division
Search/Exam
Oct 22, 2015
(Electronic) Receipt
Search/Exam
Oct 22, 2015
Annex
Search/Exam
Oct 22, 2015
Claims
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Oct 22, 2015
Letter accompanying subsequently filed items
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Oct 22, 2015
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Annex to the communication
Search/Exam
Jun 22, 2015
Communication from the Examining Division
Search/Exam
Mar 11, 2015
(Electronic) Receipt
Search/Exam
Mar 11, 2015
Amended claims with annotations
Search/Exam
Mar 11, 2015
Claims
Search/Exam
Mar 11, 2015
Letter accompanying subsequently filed items
Search/Exam
Mar 11, 2015
Nov 7, 2014
Annex to the communication
Search/Exam
Nov 7, 2014
Communication from the Examining Division
Search/Exam
Oct 7, 2013
Oct 7, 2013
Sep 27, 2013
(Electronic) Receipt
Search/Exam
Sep 27, 2013
Annexes in respect of a client data request
Search/Exam
Sep 27, 2013
Annexes in respect of a client data request
Search/Exam
Sep 27, 2013
Letter accompanying subsequently filed items
Search/Exam
Sep 27, 2013
Sep 26, 2013
(Electronic) Receipt
Search/Exam
Sep 26, 2013
Letter accompanying subsequently filed items
Search/Exam
Sep 26, 2013
Sep 20, 2013
(Electronic) Receipt
Search/Exam
Sep 20, 2013
Annexes in respect of a client data request
Search/Exam
Sep 20, 2013
Annexes in respect of a client data request
Search/Exam
Sep 20, 2013
Annexes in respect of a client data request
Search/Exam
Sep 20, 2013
Letter accompanying subsequently filed items
Search/Exam
Sep 20, 2013
Sep 16, 2013
Annex to the communication
Search/Exam
Sep 16, 2013
Communication from the Examining Division
Search/Exam
Sep 12, 2013
Sep 6, 2013
Observations by third parties
Search/Exam
Aug 30, 2013
(Electronic) Receipt
Search/Exam
Aug 30, 2013
Amended claims with annotations
Search/Exam
Aug 30, 2013
Claims
Search/Exam
Aug 30, 2013
Letter accompanying subsequently filed items
Search/Exam
Aug 30, 2013
Jul 9, 2013
Jul 2, 2013
(Electronic) Receipt
Search/Exam
Jul 2, 2013
Letter accompanying subsequently filed items
Search/Exam
Jul 2, 2013
May 6, 2013
Apr 26, 2013
(Electronic) Receipt
Search/Exam
Apr 26, 2013
Letter accompanying subsequently filed items
Search/Exam
Apr 26, 2013
Mar 6, 2013
Annex to the communication
Search/Exam
Mar 6, 2013
Communication from the Examining Division
Search/Exam
Jun 21, 2012
(Electronic) Receipt
Search/Exam
Jun 21, 2012
Jun 21, 2012
Amendments received before examination
Search/Exam
Jun 21, 2012
Letter accompanying subsequently filed items
Search/Exam
Mar 27, 2012
Submission concerning representation
Search/Exam
Feb 27, 2012
Feb 20, 2012
Dec 27, 2011
Nov 30, 2011
Refund of fees
Search/Exam
Nov 23, 2011
Notification of forthcoming publication
Search/Exam
Nov 18, 2011
Nov 18, 2011
European search opinion
Search/Exam
Nov 18, 2011
European search report
Search/Exam
Nov 16, 2011
(Electronic) Receipt
Search/Exam
Nov 16, 2011
Letter accompanying subsequently filed items
Search/Exam
Nov 16, 2011
Letter concerning the inventor
Search/Exam
Sep 19, 2011
Sep 9, 2011
Letter which had not been notified
Search/Exam
Sep 7, 2011
Notice on debiting of fees
Search/Exam
Jul 19, 2011
(Electronic) Receipt
Search/Exam
Jul 19, 2011
Claims
Search/Exam
Jul 19, 2011
Letter accompanying subsequently filed items
Search/Exam
Jul 19, 2011
Jul 4, 2011
(Electronic) Receipt
Search/Exam
Jul 4, 2011
Designation of inventor
Search/Exam
Jul 4, 2011
Designation of inventor
Search/Exam
Jul 4, 2011
Letter accompanying subsequently filed items
Search/Exam
Jul 4, 2011
Letter concerning the inventor
Search/Exam
May 12, 2011
Deficiency in designation of inventor
Search/Exam
May 10, 2011
Apr 18, 2011
(Electronic) Receipt
Search/Exam
Apr 18, 2011
Letter accompanying subsequently filed items
Search/Exam
Apr 18, 2011
Matter concerning the application
Search/Exam
Apr 15, 2011
Abstract
Search/Exam
Apr 15, 2011
Apr 15, 2011
Description
Search/Exam
Apr 15, 2011
Drawings
Search/Exam
Apr 15, 2011
Matter concerning the application
Search/Exam
Apr 15, 2011
Request for grant of a European patent
Search/Exam
Apr 15, 2011
Sequence listing
Search/Exam
Jan 4, 2007