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The patent EP3363807 was granted to Astrazeneca on Nov 13, 2019. The application was originally filed on Jun 21, 2007 under application number EP17203302A. The patent is currently recorded with a legal status of "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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| GENERICS UK | Aug 13, 2020 | TER MEER STEINMEISTER & PARTNER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US19990391053 |
| DESCRIPTION | US20000519079 |
| DESCRIPTION | US20030745075 |
| DESCRIPTION | US20040899641 |
| DESCRIPTION | EP0142146 |
| DESCRIPTION | EP0221025 |
| DESCRIPTION | FR2596393 |
| DESCRIPTION | GB2205837 |
| DESCRIPTION | US3674836 |
| DESCRIPTION | US3983140 |
| DESCRIPTION | US4027009 |
| DESCRIPTION | US4231938 |
| DESCRIPTION | US4346227 |
| DESCRIPTION | US4448784 |
| DESCRIPTION | US4450171 |
| DESCRIPTION | US4499289 |
| DESCRIPTION | US4613610 |
| DESCRIPTION | US4647576 |
| DESCRIPTION | US4681893 |
| DESCRIPTION | US4686237 |
| DESCRIPTION | US4759923 |
| DESCRIPTION | US4871721 |
| DESCRIPTION | US4924024 |
| DESCRIPTION | US5006530 |
| DESCRIPTION | US5011930 |
| DESCRIPTION | US5177080 |
| DESCRIPTION | US5260440 |
| DESCRIPTION | US5273995 |
| DESCRIPTION | US5354772 |
| DESCRIPTION | US5385929 |
| DESCRIPTION | US5488064 |
| DESCRIPTION | US5491134 |
| DESCRIPTION | US5506219 |
| DESCRIPTION | US5515117 |
| DESCRIPTION | US5541204 |
| DESCRIPTION | US5594016 |
| DESCRIPTION | US5595872 |
| DESCRIPTION | US5612359 |
| DESCRIPTION | US5614492 |
| DESCRIPTION | US5686104 |
| DESCRIPTION | US5691322 |
| DESCRIPTION | US5712279 |
| DESCRIPTION | US5712396 |
| DESCRIPTION | US5739135 |
| DESCRIPTION | US5753675 |
| DESCRIPTION | US5760246 |
| DESCRIPTION | US5770615 |
| DESCRIPTION | US5776983 |
| DESCRIPTION | US5827875 |
| DESCRIPTION | US5885983 |
| DESCRIPTION | US5962440 |
| DESCRIPTION | US6043265 |
| DESCRIPTION | US6395767 |
| DESCRIPTION | US6414126 |
| DESCRIPTION | US6515117 |
| DESCRIPTION | US6653314 |
| DESCRIPTION | US7164015 |
| DESCRIPTION | WO0001389 |
| DESCRIPTION | WO0039077 |
| DESCRIPTION | WO0121602 |
| DESCRIPTION | WO0168603 |
| DESCRIPTION | WO03033671 |
| DESCRIPTION | WO8603488 |
| DESCRIPTION | WO8607054 |
| DESCRIPTION | WO9638144 |
| DESCRIPTION | WO9712613 |
| DESCRIPTION | WO9712615 |
| DESCRIPTION | WO9721993 |
| DESCRIPTION | WO9900353 |
| DESCRIPTION | WO9938501 |
| DESCRIPTION | WO9946272 |
| DESCRIPTION | WO9961431 |
| DESCRIPTION | WO9967278 |
| DESCRIPTION | WO9967279 |
| OPPOSITION | US2002111315 |
| OPPOSITION | US2003114390 |
| OPPOSITION | US2016347731 |
| OPPOSITION | WO02083066 |
| OPPOSITION | WO03099836 |
| OPPOSITION | WO2004060347 |
| OPPOSITION | WO2004063209 |
| SEARCH | WO2004063209 |
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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Dec 17, 2025
Refund of fees
Search/Exam
Dec 15, 2025
Dec 15, 2025
Nov 28, 2025
(Electronic) Receipt
Appeal
Nov 28, 2025
Nov 28, 2025
Withdrawal of an appeal
Appeal
Oct 30, 2025
Oct 30, 2025
Apr 7, 2025
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Nov 12, 2024
Nov 8, 2024
(Electronic) Receipt
Appeal
Nov 8, 2024
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Nov 6, 2024
(Electronic) Receipt
Appeal
Nov 6, 2024
Nov 6, 2024
Reply to appeal
Appeal
Aug 27, 2024
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Jul 4, 2024
(Electronic) Receipt
Appeal
Jul 4, 2024
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(Electronic) Receipt
Appeal
May 3, 2024
May 3, 2024
Notice of appeal
Appeal
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Nov 25, 2019
Oct 17, 2019
Decision to grant a European patent
Search/Exam
Oct 1, 2019
(Electronic) Receipt
Search/Exam
Oct 1, 2019
Filing of the translations of the claims
Search/Exam
Oct 1, 2019
French translation of claims
Search/Exam
Oct 1, 2019
German translation of the claims
Search/Exam
Oct 1, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 11, 2019
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Intention to grant (signatures)
Search/Exam
Jul 11, 2019
Text intended for grant (clean copy)
Search/Exam
Jul 11, 2019
Jun 5, 2019
Examination started
Search/Exam
Feb 20, 2019
(Electronic) Receipt
Search/Exam
Feb 20, 2019
Feb 20, 2019
Amended claims with annotations
Search/Exam
Feb 20, 2019
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Amended description with annotations
Search/Exam
Feb 20, 2019
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Amended drawings with annotations
Search/Exam
Feb 20, 2019
Amendments received before examination
Search/Exam
Feb 20, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 27, 2018
Jul 25, 2018
Notification of forthcoming publication
Search/Exam
Jun 20, 2018
Refund of fees
Search/Exam
Jun 1, 2018
Jun 1, 2018
European search opinion
Search/Exam
Jun 1, 2018
European search report
Search/Exam
Jun 1, 2018
Information on Search Strategy
Search/Exam
May 25, 2018
Modified abstract
Search/Exam
May 8, 2018
Search started
Search/Exam
Apr 20, 2018
Mar 14, 2018
Letter which had not been notified
Search/Exam
Feb 22, 2018
Feb 9, 2018
(Electronic) Receipt
Search/Exam
Feb 9, 2018
Abstract
Search/Exam
Feb 9, 2018
Claims
Search/Exam
Feb 9, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 9, 2018
Matter concerning the application
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 16, 2018
Communication to designated inventor
Search/Exam
Jan 3, 2018
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Dec 13, 2017
(Electronic) Receipt
Search/Exam
Dec 13, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 13, 2017
Dec 12, 2017
Dec 12, 2017
Invitation to file claims
Search/Exam
Nov 23, 2017
Nov 23, 2017
Description
Search/Exam
Nov 23, 2017
Designation of inventor
Search/Exam
Nov 23, 2017
Drawings
Search/Exam
Nov 23, 2017
Request for grant of a European patent
Search/Exam
Oct 8, 2009
Jan 22, 2008