Patent No. EP2370467 (titled "Cross-Species-Specific Pscaxcd3, Cd19Xcd3, C-Metxcd3, Endosialinxcd3, Epcamxc D3, Igf-1Rxcd3 Or Fapalpha Xcd3 Bispecific Single Chain Antibody") was filed by Amgen Research Munich on Oct 1, 2009. The application was issued on Sep 7, 2016.

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 |
|---|---|---|
| JANSSEN BIOTECH | Jun 7, 2017 | CARPMAELS & RANSFORD |
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
Aug 12, 2025
Aug 12, 2025
Aug 12, 2025
Aug 12, 2025
Aug 12, 2025
Aug 12, 2025
May 21, 2025
May 16, 2025
May 16, 2025
May 16, 2025
Mar 18, 2025
Mar 18, 2025
Mar 18, 2025
Jan 22, 2025
Jan 17, 2025
Jan 17, 2025
Jan 17, 2025
Jan 10, 2025
Jan 10, 2025
Jan 10, 2025
Jan 10, 2025
Oct 31, 2024
Oct 28, 2024
Oct 28, 2024
Oct 28, 2024
Oct 28, 2024
Oct 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Jul 25, 2024
Jul 25, 2024
May 17, 2024
May 17, 2024
Dec 5, 2023
Dec 5, 2023
Nov 28, 2023
Nov 27, 2023
Nov 27, 2023
Nov 27, 2023
Sep 6, 2023
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Aug 31, 2023
Aug 31, 2023
Mar 29, 2023
Mar 29, 2023
Mar 29, 2023
Mar 29, 2023
Mar 28, 2023
Mar 28, 2023
Mar 28, 2023
Mar 28, 2023
Mar 28, 2023
Mar 28, 2023
Mar 28, 2023
Mar 27, 2023
Mar 27, 2023
Mar 27, 2023
Mar 27, 2023
Mar 27, 2023
Mar 2, 2023
Feb 9, 2023
Feb 8, 2023
Feb 8, 2023
Feb 8, 2023
Feb 6, 2023
Feb 6, 2023
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 10, 2022
Oct 10, 2022
Oct 10, 2022
Oct 10, 2022
Oct 10, 2022
Sep 15, 2022
Sep 15, 2022
Sep 15, 2022
Sep 15, 2022
Sep 15, 2022
Sep 9, 2022
Sep 8, 2022
Sep 8, 2022
Sep 8, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Aug 31, 2022
Aug 31, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 29, 2022
Aug 29, 2022
Aug 29, 2022
Aug 22, 2022
Aug 19, 2022
Aug 19, 2022
Aug 18, 2022
Aug 18, 2022
Aug 18, 2022
Aug 18, 2022
Aug 18, 2022
Aug 16, 2022
Aug 16, 2022
Aug 16, 2022
Aug 16, 2022
Aug 9, 2022
Aug 4, 2022
Aug 4, 2022
Aug 4, 2022
Jun 9, 2022
Apr 1, 2022
Apr 1, 2022
Mar 29, 2022
Mar 24, 2022
Aug 5, 2021
Aug 5, 2021
Oct 18, 2019
Sep 6, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Apr 23, 2019
Apr 23, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Feb 22, 2019
Feb 22, 2019
Feb 19, 2019
Feb 18, 2019
Feb 15, 2019
Feb 15, 2019
Feb 15, 2019
Feb 14, 2019
Feb 14, 2019
Feb 14, 2019
Dec 14, 2018
Dec 14, 2018
Dec 7, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Dec 6, 2018
Sep 18, 2018
Sep 7, 2018
Sep 7, 2018
Aug 3, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 26, 2018
Jul 26, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 17, 2018
Jul 17, 2018
Jul 17, 2018
Jul 16, 2018
Jul 10, 2018
Jul 10, 2018
Jul 5, 2018
Feb 9, 2018
Jan 29, 2018
Jan 29, 2018
Jan 19, 2018
Jan 17, 2018
Jan 17, 2018
Jan 17, 2018
Jan 17, 2018
Jan 17, 2018
Jan 17, 2018
Jan 17, 2018
Nov 30, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Nov 24, 2017
Jul 14, 2017
Jul 14, 2017
Jun 19, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Jun 7, 2017
Feb 3, 2017
Sep 7, 2016
Aug 11, 2016
Aug 10, 2016
Jul 22, 2016
Jul 22, 2016
Jul 22, 2016
Mar 16, 2016
Mar 16, 2016
Mar 16, 2016
Mar 16, 2016
Mar 16, 2016
Feb 24, 2016
Feb 12, 2016
Feb 12, 2016
Feb 12, 2016
Feb 12, 2016
Feb 12, 2016
Feb 12, 2016
Feb 12, 2016
Oct 15, 2015
Oct 15, 2015
Oct 15, 2015
Oct 15, 2015
Oct 15, 2015
Jun 30, 2015
Jun 30, 2015
Jun 30, 2015
Jun 30, 2015
Jun 30, 2015
Jun 30, 2015
Jun 30, 2015
Jun 29, 2015
Jun 24, 2015
Feb 16, 2015
Feb 16, 2015
Nov 7, 2014
Oct 23, 2014
Oct 23, 2014
Oct 23, 2014
Oct 23, 2014
Oct 23, 2014
Aug 13, 2014
Jul 25, 2014
Jul 9, 2014
Jul 9, 2014
Apr 23, 2014
Apr 15, 2014
Mar 28, 2014
Jan 2, 2014
Jan 2, 2014
Dec 17, 2013
Jul 24, 2012
Jul 20, 2012
Jul 19, 2012
Dec 27, 2011
Sep 7, 2011
Jun 20, 2011
May 2, 2011
May 2, 2011
May 2, 2011
Apr 26, 2011
Feb 11, 2011
Jan 20, 2011
Jan 20, 2011
Jul 15, 2010
Jul 15, 2010
Jun 16, 2010
Jun 16, 2010
Jun 16, 2010
Jun 16, 2010
Jun 16, 2010
Jun 16, 2010
Jun 16, 2010
May 26, 2010
May 26, 2010
May 26, 2010
Apr 8, 2010
Mar 12, 2010
Mar 12, 2010
Mar 9, 2010
Mar 9, 2010
Feb 17, 2010
Feb 17, 2010
Dec 11, 2009
Oct 1, 2009
Oct 1, 2009
Oct 1, 2009
Oct 1, 2009
Oct 1, 2009