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The patent EP3050963B1 was granted to Chugai Seiyaku Kabushiki Kaisha on Sep 18, 2019 following the initial filing on Mar 31, 2006 under the application number EP15194500A . The current legal status of the patent is Granted And Under Opposition.
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.
The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.
Date
Description
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May 19, 2025
Refund of fees
Search/Exam
May 15, 2025
May 15, 2025
May 15, 2025
May 14, 2025
May 14, 2025
May 14, 2025
May 12, 2025
May 12, 2025
May 9, 2025
(Electronic) Receipt
Appeal
May 9, 2025
May 9, 2025
Withdrawal of an appeal
Appeal
Feb 26, 2025
Feb 26, 2025
Feb 20, 2025
(Electronic) Receipt
Appeal
Feb 20, 2025
Feb 20, 2025
Feb 7, 2025
Feb 7, 2025
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Jun 3, 2024
May 28, 2024
(Electronic) Receipt
Appeal
May 28, 2024
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(Electronic) Receipt
Appeal
Mar 6, 2024
Mar 6, 2024
Reply to appeal
Appeal
Nov 6, 2023
Nov 2, 2023
(Electronic) Receipt
Appeal
Nov 2, 2023
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Aug 30, 2023
(Electronic) Receipt
Appeal
Aug 30, 2023
Aug 30, 2023
Notice of appeal
Appeal
Jun 26, 2023
Jun 23, 2023
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Means of redress
OPPO
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Sep 30, 2019
Aug 22, 2019
Decision to grant a European patent
Search/Exam
Aug 7, 2019
(Electronic) Receipt
Search/Exam
Aug 7, 2019
Filing of the translations of the claims
Search/Exam
Aug 7, 2019
French translation of claims
Search/Exam
Aug 7, 2019
German translation of the claims
Search/Exam
Aug 7, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 1, 2019
Apr 1, 2019
Apr 1, 2019
Intention to grant (signatures)
Search/Exam
Apr 1, 2019
Text intended for grant (clean copy)
Search/Exam
Apr 1, 2019
Text intended for grant (sequence listing)
Search/Exam
Apr 1, 2019
Aug 14, 2018
Amended description with annotations
Search/Exam
Aug 14, 2018
Description
Search/Exam
Aug 14, 2018
Jun 5, 2018
Annex to the communication
Search/Exam
Jun 5, 2018
Communication from the Examining Division
Search/Exam
Feb 2, 2018
Amended claims with annotations
Search/Exam
Feb 2, 2018
Claims
Search/Exam
Feb 2, 2018
Sep 22, 2017
Annex to the communication
Search/Exam
Sep 22, 2017
Communication from the Examining Division
Search/Exam
Sep 15, 2017
Examination started
Search/Exam
Feb 3, 2017
Feb 3, 2017
Amended claims with annotations
Search/Exam
Feb 3, 2017
Amendments received before examination
Search/Exam
Feb 3, 2017
Payment of fees and costs
Search/Exam
Aug 8, 2016
Jul 6, 2016
Notification of forthcoming publication
Search/Exam
Jun 15, 2016
Refund of fees
Search/Exam
Jun 9, 2016
Jun 9, 2016
European search opinion
Search/Exam
Jun 9, 2016
European search report
Search/Exam
Jun 9, 2016
Information on Search Strategy
Search/Exam
Mar 16, 2016
Claims
Search/Exam
Mar 16, 2016
Matter concerning the application
Search/Exam
Mar 16, 2016
Payment of fees and costs
Search/Exam
Mar 10, 2016
Payment of fees and costs
Search/Exam
Feb 5, 2016
Communication to designated inventor
Search/Exam
Feb 5, 2016
Communication to designated inventor
Search/Exam
Jan 7, 2016
Invitation to file claims
Search/Exam
Jan 7, 2016
Dec 4, 2015
Designation of inventor
Search/Exam
Dec 4, 2015
Letter concerning the inventor
Search/Exam
Nov 13, 2015
Abstract
Search/Exam
Nov 13, 2015
Nov 13, 2015
Amended description with annotations
Search/Exam
Nov 13, 2015
Converted Sequence Listing
Search/Exam
Nov 13, 2015
Description
Search/Exam
Nov 13, 2015
Description
Search/Exam
Nov 13, 2015
Drawings
Search/Exam
Nov 13, 2015
Letter concerning search matters
Search/Exam
Nov 13, 2015
Letter concerning search matters
Search/Exam
Nov 13, 2015
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Sequence listing
Search/Exam
Oct 30, 2006
Oct 30, 2006