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The patent EP2295547 was granted to Baxalta on Sep 20, 2017. The application was filed on Jan 27, 2006 under application number EP10010933A. 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 |
|---|---|---|---|
| APTEVO BIOTHERAPEUTICS | Jun 18, 2018 | GILL JENNINGS & EVERY | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | WO2005030039 |
| OPPOSITION | WO2006101474 |
| SEARCH | WO2005040367 |
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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Jun 28, 2019
Jun 28, 2019
Jun 25, 2019
Apr 1, 2019
Mar 28, 2019
Mar 19, 2019
Mar 13, 2019
Mar 12, 2019
Mar 12, 2019
Mar 12, 2019
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Mar 12, 2019
Mar 12, 2019
Mar 12, 2019
Means of redress
OPPO
Jul 4, 2018
Jul 4, 2018
Jun 26, 2018
Jun 18, 2018
Jun 18, 2018
Jun 18, 2018
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Jun 18, 2018
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Jun 18, 2018
Jun 18, 2018
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Jun 18, 2018
Jun 18, 2018
Jun 18, 2018
Oct 19, 2017
Oct 11, 2017
Sep 20, 2017
Aug 24, 2017
Decision to grant a European patent
Search/Exam
Aug 7, 2017
Filing of the translations of the claims
Search/Exam
Aug 7, 2017
French translation of claims
Search/Exam
Aug 7, 2017
German translation of the claims
Search/Exam
Aug 7, 2017
Payment of fees and costs
Search/Exam
Jun 12, 2017
Mar 28, 2017
Mar 28, 2017
Mar 28, 2017
Intention to grant (signatures)
Search/Exam
Mar 28, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 28, 2017
Mar 17, 2017
Advice of delivery
Search/Exam
Mar 17, 2017
Mar 16, 2017
Advice of delivery
Search/Exam
Mar 14, 2017
Mar 10, 2017
(Electronic) Receipt
Search/Exam
Mar 10, 2017
Amended claims with annotations
Search/Exam
Mar 10, 2017
Claims
Search/Exam
Mar 10, 2017
Description
Search/Exam
Mar 10, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 10, 2017
Feb 8, 2017
(Electronic) Receipt
Search/Exam
Feb 8, 2017
Amended claims with annotations
Search/Exam
Feb 8, 2017
Amended claims with annotations
Search/Exam
Feb 8, 2017
Amended claims with annotations
Search/Exam
Feb 8, 2017
Amended claims with annotations
Search/Exam
Feb 8, 2017
Claims
Search/Exam
Feb 8, 2017
Claims
Search/Exam
Feb 8, 2017
Claims
Search/Exam
Feb 8, 2017
Claims
Search/Exam
Feb 8, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 8, 2017
Nov 7, 2016
Advice of delivery
Search/Exam
Nov 4, 2016
Advice of delivery
Search/Exam
Nov 3, 2016
Acknowledgement of a document
Search/Exam
Nov 3, 2016
Annex to the communication
Search/Exam
Nov 3, 2016
Preparation for oral proceedings
Search/Exam
Nov 3, 2016
Summons to attend oral proceedings
Search/Exam
May 10, 2016
(Electronic) Receipt
Search/Exam
May 10, 2016
Annexes in respect of a client data request
Search/Exam
May 10, 2016
Annexes in respect of a client data request
Search/Exam
May 10, 2016
Annexes in respect of a client data request
Search/Exam
May 10, 2016
Letter accompanying subsequently filed items
Search/Exam
May 10, 2016
Nov 27, 2015
Nov 27, 2015
Nov 17, 2015
Annexes in respect of a client data request
Search/Exam
Nov 16, 2015
Annexes in respect of a client data request
Search/Exam
Nov 16, 2015
Annexes in respect of a client data request
Search/Exam
Nov 16, 2015
Letter accompanying subsequently filed items
Search/Exam
Oct 28, 2015
Decision to allow further processing
Search/Exam
Oct 23, 2015
Annexes in respect of a client data request
Search/Exam
Oct 23, 2015
Annexes in respect of a client data request
Search/Exam
Oct 23, 2015
Authorisation
Search/Exam
Oct 23, 2015
Authorisation
Search/Exam
Oct 23, 2015
Letter accompanying subsequently filed items
Search/Exam
Oct 23, 2015
Oct 16, 2015
Amended claims with annotations
Search/Exam
Oct 16, 2015
Claims
Search/Exam
Oct 16, 2015
Payment of fees and costs
Search/Exam
Oct 16, 2015
Request for further processing
Search/Exam
Aug 7, 2015
Mar 10, 2015
Feb 27, 2015
Oct 27, 2014
Annex to the communication
Search/Exam
Oct 27, 2014
Communication from the Examining Division
Search/Exam
Sep 26, 2014
Submission concerning representation
Search/Exam
Mar 6, 2013
Sep 10, 2012
Decision to allow further processing
Search/Exam
Aug 27, 2012
Amended claims with annotations
Search/Exam
Aug 27, 2012
Claims
Search/Exam
Aug 27, 2012
Aug 27, 2012
Request for further processing
Search/Exam
Jul 3, 2012
Jun 5, 2012
May 25, 2012
Mar 26, 2012
Mar 15, 2012
Nov 15, 2011
Annex to the communication
Search/Exam
Nov 15, 2011
Communication from the Examining Division
Search/Exam
Sep 14, 2011
Sep 14, 2011
Amended claims with annotations
Search/Exam
Sep 14, 2011
Amendments received before examination
Search/Exam
Sep 14, 2011
Sep 13, 2011
Sep 13, 2011
Amended claims with annotations
Search/Exam
Sep 13, 2011
Amendments received before examination
Search/Exam
Sep 13, 2011
Jul 8, 2011
Letter concerning fees and payments
Search/Exam
Mar 21, 2011
Feb 16, 2011
Notification of forthcoming publication
Search/Exam
Feb 9, 2011
Refund of fees
Search/Exam
Jan 31, 2011
Jan 31, 2011
European search opinion
Search/Exam
Jan 31, 2011
European search report
Search/Exam
Nov 26, 2010
Nov 26, 2010
Nov 9, 2010
Oct 12, 2010
Sep 27, 2010
Abstract
Search/Exam
Sep 27, 2010
Annex
Search/Exam
Sep 27, 2010
Claims
Search/Exam
Sep 27, 2010
Description
Search/Exam
Sep 27, 2010
Designation of inventor
Search/Exam
Sep 27, 2010
Drawings
Search/Exam
Sep 27, 2010
Letter concerning search matters
Search/Exam
Sep 27, 2010
Matter concerning the application
Search/Exam
Sep 27, 2010
Sep 19, 2006